chore(master): release nvim-tree 1.13.0 (#3120)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.editorconfig

@@ -7,6 +7,9 @@ end_of_line = lf
 [nvim-tree-lua.txt]
 max_line_length = 78
 
+# keep these in sync with .luarc.json
+#   .editorconfig is used within nvim, overriding .luarc.json
+#   .luarc.json is used by style check
 [*.lua]
 indent_style = space
 max_line_length = 140

.github/workflows/ci.yml

@@ -20,45 +20,25 @@ jobs:
     strategy:
       matrix:
         lua_version: [ 5.1 ]
+        luacheck_version: [ 1.2.0 ]
 
     steps:
-      - uses: actions/checkout@v4
+      - name: checkout
+        uses: actions/checkout@v4
 
-      - uses: leafo/gh-actions-lua@v10
+      - name: install lua ${{ matrix.lua_version }}
+        uses: leafo/gh-actions-lua@v11
         with:
           luaVersion: ${{ matrix.lua_version }}
 
-      - uses: leafo/gh-actions-luarocks@v4
+      - name: install luarocks
+        uses: leafo/gh-actions-luarocks@v5
 
-      - run: luarocks install luacheck 1.1.1
+      - name: install luacheck ${{ matrix.luacheck_version }}
+        run: luarocks install luacheck ${{ matrix.luacheck_version }}
 
       - run: make lint
 
-  style:
-    runs-on: ubuntu-latest
-
-    concurrency:
-      group: ${{ github.workflow }}-${{ matrix.emmy_lua_code_style_version }}-${{ github.head_ref || github.ref_name }}
-      cancel-in-progress: true
-
-    strategy:
-      matrix:
-        emmy_lua_code_style_version: [ 1.5.6 ]
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: install emmy_lua_code_style
-        run: |
-          mkdir -p CodeFormat
-          curl -L "https://github.com/CppCXY/EmmyLuaCodeStyle/releases/download/${{ matrix.emmy_lua_code_style_version }}/linux-x64.tar.gz" | tar zx --directory CodeFormat
-
-      - run: echo "CodeFormat/linux-x64/bin" >> "$GITHUB_PATH"
-
-      - run: make style
-
-      - run: make style-doc
-
   check:
     runs-on: ubuntu-latest
 
@@ -69,26 +49,31 @@ jobs:
     strategy:
       matrix:
         nvim_version: [ stable, nightly ]
-        luals_version: [ 3.11.0 ]
+        luals_version: [ 3.13.9 ]
+
+    env:
+      VIMRUNTIME: /home/runner/nvim-${{ matrix.nvim_version }}/share/nvim/runtime
 
     steps:
-      - uses: actions/checkout@v4
+      - name: checkout
+        uses: actions/checkout@v4
 
-      - uses: rhysd/action-setup-vim@v1
+      - name: install nvim ${{ matrix.nvim_version }}
+        uses: rhysd/action-setup-vim@v1
         with:
           neovim: true
           version: ${{ matrix.nvim_version }}
 
-      - name: install luals
+      - name: install lua-language-server ${{ matrix.luals_version }}
         run: |
           mkdir -p luals
           curl -L "https://github.com/LuaLS/lua-language-server/releases/download/${{ matrix.luals_version }}/lua-language-server-${{ matrix.luals_version }}-linux-x64.tar.gz" | tar zx --directory luals
+          echo "luals/bin" >> "$GITHUB_PATH"
 
-      - run: echo "luals/bin" >> "$GITHUB_PATH"
-
-      - name: make check
-        env:
-          VIMRUNTIME: /home/runner/nvim-${{ matrix.nvim_version }}/share/nvim/runtime
-        run: make check
+      - run: make check
 
       - run: make help-check
+
+      - run: make style
+
+      - run: make style-doc

.github/workflows/luarocks-release.yml

@@ -1,9 +1,11 @@
 name: Luarocks Release
+
 on:
   push:
     tags:
-      - 'v[0-9]+.[0-9]+.[0-9]+'
+      - v*
   workflow_dispatch:
+
 jobs:
   luarocks-upload:
     runs-on: ubuntu-latest

.hooks/pre-commit.sh

@@ -1,3 +1,3 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
 make

.luarc.json

@@ -1,12 +1,23 @@
 {
   "$schema": "https://raw.githubusercontent.com/sumneko/vscode-lua/master/setting/schema.json",
-  "runtime.version.luals-check-only": "Lua 5.1",
   "workspace": {
     "library": [
       "$VIMRUNTIME/lua/vim",
       "${3rd}/luv/library"
     ]
   },
+  "format": {
+    "defaultConfig": {
+      "indent_style": "space",
+      "max_line_length": "140",
+      "indent_size": "2",
+      "continuation_indent": "2",
+      "quote_style": "double",
+      "call_arg_parentheses": "always",
+      "space_before_closure_open_parenthesis": "false",
+      "align_continuous_similar_call_args": "true"
+    }
+  },
   "diagnostics": {
     "libraryFiles": "Disable",
     "globals": [],

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "1.8.0"
+  ".": "1.13.0"
 }

CHANGELOG.md

@@ -1,5 +1,91 @@
 # Changelog
 
+## [1.13.0](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.12.0...nvim-tree-v1.13.0) (2025-06-14)
+
+
+### Features
+
+* **#3113:** add renderer.icons.folder_arrow_padding ([#3114](https://github.com/nvim-tree/nvim-tree.lua/issues/3114)) ([ea5097a](https://github.com/nvim-tree/nvim-tree.lua/commit/ea5097a1e2702b4827cb7380e7fa0bd6da87699c))
+* **#3132:** add api.node.expand and api.node.collapse ([#3133](https://github.com/nvim-tree/nvim-tree.lua/issues/3133)) ([ae59561](https://github.com/nvim-tree/nvim-tree.lua/commit/ae595611fb2225f2041996c042aa4e4b8663b41e))
+
+
+### Bug Fixes
+
+* "Invalid buffer id" on closing nvim-tree window ([#3129](https://github.com/nvim-tree/nvim-tree.lua/issues/3129)) ([25d16aa](https://github.com/nvim-tree/nvim-tree.lua/commit/25d16aab7d29ca940a9feb92e6bb734697417009))
+* **#2746:** background and right aligned icons in floating windows ([#3128](https://github.com/nvim-tree/nvim-tree.lua/issues/3128)) ([cbc3165](https://github.com/nvim-tree/nvim-tree.lua/commit/cbc3165e08893bb499da035c6f6f9d1512b57664))
+* **#3117:** allow changing filename's casing ([bd54d1d](https://github.com/nvim-tree/nvim-tree.lua/commit/bd54d1d33c20d8630703b9842480291588dbad07))
+* **#3117:** windows: change file/dir case ([#3135](https://github.com/nvim-tree/nvim-tree.lua/issues/3135)) ([bd54d1d](https://github.com/nvim-tree/nvim-tree.lua/commit/bd54d1d33c20d8630703b9842480291588dbad07))
+* **#3122:** remove redundant vim.validate ([#3123](https://github.com/nvim-tree/nvim-tree.lua/issues/3123)) ([e7d1b7d](https://github.com/nvim-tree/nvim-tree.lua/commit/e7d1b7dadc62fe2eccc17d814354b0a5688621ce))
+* **#3124:** fix icon padding for "right_align" placements, notably for dotfiles ([#3125](https://github.com/nvim-tree/nvim-tree.lua/issues/3125)) ([e4cd856](https://github.com/nvim-tree/nvim-tree.lua/commit/e4cd856ebf4fec51db10c69d63e43224b701cbce))
+* **#3124:** prevent empty icons_right_align response from breaking padding ([e4cd856](https://github.com/nvim-tree/nvim-tree.lua/commit/e4cd856ebf4fec51db10c69d63e43224b701cbce))
+* **#3134:** setting one glyph to "" no longer disables others ([#3136](https://github.com/nvim-tree/nvim-tree.lua/issues/3136)) ([ebcaccd](https://github.com/nvim-tree/nvim-tree.lua/commit/ebcaccda1c575fa19a8087445276e6671e2b9b37))
+* **#3143:** actions.open_file.window_picker.exclude applies when not using window picker ([#3144](https://github.com/nvim-tree/nvim-tree.lua/issues/3144)) ([05d8172](https://github.com/nvim-tree/nvim-tree.lua/commit/05d8172ebf9cdb2d140cf25b75625374fbc3df7f))
+* fixes [#3134](https://github.com/nvim-tree/nvim-tree.lua/issues/3134) ([ebcaccd](https://github.com/nvim-tree/nvim-tree.lua/commit/ebcaccda1c575fa19a8087445276e6671e2b9b37))
+* invalid buffer issue ([25d16aa](https://github.com/nvim-tree/nvim-tree.lua/commit/25d16aab7d29ca940a9feb92e6bb734697417009))
+
+## [1.12.0](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.11.0...nvim-tree-v1.12.0) (2025-04-20)
+
+
+### Features
+
+* add TreePreOpen event ([#3105](https://github.com/nvim-tree/nvim-tree.lua/issues/3105)) ([c24c047](https://github.com/nvim-tree/nvim-tree.lua/commit/c24c0470d9de277fbebecd718f33561ed7c90298))
+
+
+### Bug Fixes
+
+* **#3101:** when renderer.highlight_opened_files = "none" do not reload on BufUnload and BufReadPost ([#3102](https://github.com/nvim-tree/nvim-tree.lua/issues/3102)) ([5bea2b3](https://github.com/nvim-tree/nvim-tree.lua/commit/5bea2b37523a31288e0fcab42f3be5c1bd4516bb))
+* explicitly set `border` to `"none"` in full name float ([#3094](https://github.com/nvim-tree/nvim-tree.lua/issues/3094)) ([c3c1935](https://github.com/nvim-tree/nvim-tree.lua/commit/c3c193594213c5e2f89ec5d7729cad805f76b256))
+* reliably dispatch exactly one TreeOpen and TreeClose events ([#3107](https://github.com/nvim-tree/nvim-tree.lua/issues/3107)) ([3a63717](https://github.com/nvim-tree/nvim-tree.lua/commit/3a63717d3d332d8f39aaf65be7a0e4c2265af021))
+
+## [1.11.0](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.10.0...nvim-tree-v1.11.0) (2025-02-22)
+
+
+### Features
+
+* **#1984:** add quit_on_open and focus opts to various api.node.open functions ([#3054](https://github.com/nvim-tree/nvim-tree.lua/issues/3054)) ([3281f33](https://github.com/nvim-tree/nvim-tree.lua/commit/3281f331f7f0bef13eb00fb2d5a9d28b2f6155a2))
+* **#3037:** add API node.buffer.delete, node.buffer.wipe ([#3040](https://github.com/nvim-tree/nvim-tree.lua/issues/3040)) ([fee1da8](https://github.com/nvim-tree/nvim-tree.lua/commit/fee1da88972f5972a8296813f6c00d7598325ebd))
+
+
+### Bug Fixes
+
+* **#3045:** wipe scratch buffers for full name and show info popups ([#3050](https://github.com/nvim-tree/nvim-tree.lua/issues/3050)) ([fca0b67](https://github.com/nvim-tree/nvim-tree.lua/commit/fca0b67c0b5a31727fb33addc4d9c100736a2894))
+* **#3059:** test for presence of new 0.11 API vim.hl.range ([#3060](https://github.com/nvim-tree/nvim-tree.lua/issues/3060)) ([70825f2](https://github.com/nvim-tree/nvim-tree.lua/commit/70825f23db61ecd900c4cfea169bffe931926a9d))
+* arithmetic on nil value error on first git project open ([#3064](https://github.com/nvim-tree/nvim-tree.lua/issues/3064)) ([8052310](https://github.com/nvim-tree/nvim-tree.lua/commit/80523101f0ae48b7f1990e907b685a3d79776c01))
+* stl and stlnc fillchars are hidden in window picker ([b699143](https://github.com/nvim-tree/nvim-tree.lua/commit/b69914325a945ee5157f0d21047210b42af5776e))
+* window picker: hide fillchars: stl and stlnc ([#3066](https://github.com/nvim-tree/nvim-tree.lua/issues/3066)) ([b699143](https://github.com/nvim-tree/nvim-tree.lua/commit/b69914325a945ee5157f0d21047210b42af5776e))
+
+## [1.10.0](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.9.0...nvim-tree-v1.10.0) (2025-01-13)
+
+
+### Features
+
+* **api:** add node.open.vertical_no_picker, node.open.horizontal_no_picker ([#3031](https://github.com/nvim-tree/nvim-tree.lua/issues/3031)) ([68fc4c2](https://github.com/nvim-tree/nvim-tree.lua/commit/68fc4c20f5803444277022c681785c5edd11916d))
+
+
+### Bug Fixes
+
+* **#3015:** dynamic width no longer truncates on right_align icons ([#3022](https://github.com/nvim-tree/nvim-tree.lua/issues/3022)) ([f7b76cd](https://github.com/nvim-tree/nvim-tree.lua/commit/f7b76cd1a75615c8d6254fc58bedd2a7304eb7d8))
+* **#3018:** error when focusing nvim-tree when in terminal mode ([#3019](https://github.com/nvim-tree/nvim-tree.lua/issues/3019)) ([db8d7ac](https://github.com/nvim-tree/nvim-tree.lua/commit/db8d7ac1f524fc6f808764b29fa695c51e014aa6))
+* **#3041:** use vim.diagnostic.get for updating diagnostics ([#3042](https://github.com/nvim-tree/nvim-tree.lua/issues/3042)) ([aae0185](https://github.com/nvim-tree/nvim-tree.lua/commit/aae01853ddbd790d1efd6ff04ff96cf38c02c95f))
+* Can't re-enter normal mode from terminal mode ([db8d7ac](https://github.com/nvim-tree/nvim-tree.lua/commit/db8d7ac1f524fc6f808764b29fa695c51e014aa6))
+* hijack directory "BufEnter", "BufNewFile" events are nested ([#3044](https://github.com/nvim-tree/nvim-tree.lua/issues/3044)) ([39bc630](https://github.com/nvim-tree/nvim-tree.lua/commit/39bc63081605c1d4b974131ebecaea11e8a8595f))
+* view.width functions may return strings ([#3020](https://github.com/nvim-tree/nvim-tree.lua/issues/3020)) ([6b4be1d](https://github.com/nvim-tree/nvim-tree.lua/commit/6b4be1dc0cd4d5d5b8e8b56b510a75016e99746f))
+
+## [1.9.0](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.8.0...nvim-tree-v1.9.0) (2024-12-07)
+
+
+### Features
+
+* **#2948:** add custom decorators, :help nvim-tree-decorators ([#2996](https://github.com/nvim-tree/nvim-tree.lua/issues/2996)) ([7a4ff1a](https://github.com/nvim-tree/nvim-tree.lua/commit/7a4ff1a516fe92a5ed6b79d7ce31ea4d8f341a72))
+
+
+### Bug Fixes
+
+* **#2954:** more efficient LSP updates, increase diagnostics.debounce_delay from 50ms to 500ms ([#3007](https://github.com/nvim-tree/nvim-tree.lua/issues/3007)) ([1f3ffd6](https://github.com/nvim-tree/nvim-tree.lua/commit/1f3ffd6af145af2a4930a61c50f763264922c3fe))
+* **#2990:** Do not check if buffer is buflisted in diagnostics.update() ([#2998](https://github.com/nvim-tree/nvim-tree.lua/issues/2998)) ([28eac28](https://github.com/nvim-tree/nvim-tree.lua/commit/28eac2801b201f301449e976d7a9e8cfde053ba3))
+* **#3009:** nvim < 0.10 apply view options locally ([#3010](https://github.com/nvim-tree/nvim-tree.lua/issues/3010)) ([ca7c4c3](https://github.com/nvim-tree/nvim-tree.lua/commit/ca7c4c33cac2ad66ec69d45e465379716ef0cc97))
+* **api:** correct argument types in `wrap_node` and `wrap_node_or_nil` ([#3006](https://github.com/nvim-tree/nvim-tree.lua/issues/3006)) ([f7c65e1](https://github.com/nvim-tree/nvim-tree.lua/commit/f7c65e11d695a084ca10b93df659bb7e68b71f9f))
+
 ## [1.8.0](https://github.com/nvim-tree/nvim-tree.lua/compare/nvim-tree-v1.7.1...nvim-tree-v1.8.0) (2024-11-09)
 
 

CONTRIBUTING.md

@@ -12,9 +12,9 @@ Language server: [luals](https://luals.github.io)
 
 Lint: [luacheck](https://github.com/lunarmodules/luacheck/)
 
-Style: [EmmyLuaCodeStyle](https://github.com/CppCXY/EmmyLuaCodeStyle): `CodeCheck`
+Style Fixing: [EmmyLuaCodeStyle](https://github.com/CppCXY/EmmyLuaCodeStyle): `CodeCheck`
 
-nvim-tree.lua migrated from stylua to EmmyLuaCodeStyle ~2024/10. `vim.lsp.buf.format()` may be used as it is the default formatter for luals
+nvim-tree.lua migrated from stylua to EmmyLuaCodeStyle ~2024/10. `vim.lsp.buf.format()` may be used as it is the default formatter for luals, using an embedded [EmmyLuaCodeStyle](https://github.com/CppCXY/EmmyLuaCodeStyle)
 
 You can install them via you OS package manager e.g. `pacman`, `brew` or other via other package managers such as `cargo` or `luarocks`
 
@@ -36,14 +36,14 @@ make lint
 
 ## style
 
-1. Runs CodeCheck using `.editorconfig` settings
+1. Runs lua language server `codestyle-check` only, using `.luarc.json` settings
 1. Runs `scripts/doc-comments.sh` to validate annotated documentation
 
 ```sh
 make style
 ```
 
-You can automatically fix `CodeCheck` issues via:
+You can automatically fix style issues using `CodeCheck`:
 
 ```sh
 make style-fix

Makefile

@@ -13,11 +13,11 @@ check: luals
 # subtasks
 #
 luacheck:
-	luacheck -q lua
+	luacheck --codes --quiet lua --exclude-files "**/_meta/**"
 
 # --diagnosis-as-error does not function for workspace, hence we post-process the output
 style-check:
-	CodeFormat check --config .editorconfig --diagnosis-as-error --workspace lua
+	@scripts/luals-check.sh codestyle-check
 
 style-doc:
 	scripts/doc-comments.sh

README.md

@@ -162,13 +162,13 @@ nvim-tree exposes a public API. This is non breaking, with additions made as nec
 
 See wiki [Recipes](https://github.com/nvim-tree/nvim-tree.lua/wiki/Recipes) and [Tips](https://github.com/nvim-tree/nvim-tree.lua/wiki/Tips) for ideas and inspiration.
 
-Please raise a [feature request](https://github.com/nvim-tree/nvim-tree.lua/issues/new?assignees=&labels=feature+request&template=feature_request.md&title=) if the API is insufficient for your needs. [Contributions](#Contributing) are always welcome.
+Please raise a [feature request](https://github.com/nvim-tree/nvim-tree.lua/issues/new?assignees=&labels=feature+request&template=feature_request.md&title=) if the API is insufficient for your needs. Contributions are always welcome, see below.
 
 You may also subscribe to events that nvim-tree will dispatch in a variety of situations, see [:help nvim-tree-events](doc/nvim-tree-lua.txt)
 
 ## Contributing
 
-PRs are always welcome. See [wiki](https://github.com/nvim-tree/nvim-tree.lua/wiki/Development) to get started.
+PRs are always welcome. See [CONTRIBUTING](CONTRIBUTING.md) and [wiki: Development](https://github.com/nvim-tree/nvim-tree.lua/wiki/Development) to get started.
 
 See [bug](https://github.com/nvim-tree/nvim-tree.lua/issues?q=is%3Aissue+is%3Aopen+label%3Abug) and [PR Please](https://github.com/nvim-tree/nvim-tree.lua/issues?q=is%3Aopen+is%3Aissue+label%3A%22PR+please%22) issues if you are looking for some work to get you started.
 

doc/nvim-tree-lua.txt

@@ -52,14 +52,16 @@ CONTENTS                                                           *nvim-tree*
   8.2  Highlight: Overhaul                      |nvim-tree-highlight-overhaul|
   9. Events                                   |nvim-tree-events|
  10. Prompts                                  |nvim-tree-prompts|
- 11. OS Specific Restrictions                 |nvim-tree-os-specific|
- 12. Netrw                                    |nvim-tree-netrw|
- 13. Legacy                                   |nvim-tree-legacy|
- 13.1  Legacy: Opts                             |nvim-tree-legacy-opts|
- 13.2  Legacy: Highlight                        |nvim-tree-legacy-highlight|
- 14. Index                                    |nvim-tree-index|
- 14.1  Index: Opts                              |nvim-tree-index-opts|
- 14.2  Index: API                               |nvim-tree-index-api|
+ 11. Decorators                               |nvim-tree-decorators|
+ 11.1  Decorator Example                        |nvim-tree-decorator-example|
+ 12. OS Specific Restrictions                 |nvim-tree-os-specific|
+ 13. Netrw                                    |nvim-tree-netrw|
+ 14. Legacy                                   |nvim-tree-legacy|
+ 14.1  Legacy: Opts                             |nvim-tree-legacy-opts|
+ 14.2  Legacy: Highlight                        |nvim-tree-legacy-highlight|
+ 15. Index                                    |nvim-tree-index|
+ 15.1  Index: Opts                              |nvim-tree-index-opts|
+ 15.2  Index: API                               |nvim-tree-index-api|
 
 ==============================================================================
  1. INTRODUCTION                                      *nvim-tree-introduction*
@@ -204,7 +206,7 @@ Show the mappings:  `g?`
 `S`               Search                     |nvim-tree-api.tree.search_node()|
 `u`               Rename: Full Path          |nvim-tree-api.fs.rename_full()|
 `U`               Toggle Filter: Hidden      |nvim-tree-api.tree.toggle_custom_filter()|
-`W`               Collapse                   |nvim-tree-api.tree.collapse_all()|
+`W`               Collapse All               |nvim-tree-api.tree.collapse_all()|
 `x`               Cut                        |nvim-tree-api.fs.cut()|
 `y`               Copy Name                  |nvim-tree-api.fs.copy.filename()|
 `Y`               Copy Relative Path         |nvim-tree-api.fs.copy.relative_path()|
@@ -339,7 +341,7 @@ See |nvim-tree-highlight| for details.
 
     See |nvim-tree-api.tree.collapse_all()|
 
-    Calls: `api.tree.collapse_all(false)`
+    Calls: `api.tree.collapse_all({ keep_buffers = false })`
 
 *:NvimTreeCollapseKeepBuffers*
 
@@ -348,7 +350,7 @@ See |nvim-tree-highlight| for details.
 
     See |nvim-tree-api.tree.collapse_all()|
 
-    Calls: `api.tree.collapse_all(true)`
+    Calls: `api.tree.collapse_all({ keep_buffers = true })`
 
 *:NvimTreeHiTest*
 
@@ -425,6 +427,7 @@ Following is the default configuration. See |nvim-tree-opts| for details. >lua
         special_files = { "Cargo.toml", "Makefile", "README.md", "readme.md" },
         hidden_display = "none",
         symlink_destination = true,
+        decorators = { "Git", "Open", "Hidden", "Modified", "Bookmark", "Diagnostics", "Copied", "Cut", },
         highlight_git = "none",
         highlight_diagnostics = "none",
         highlight_opened_files = "none",
@@ -459,7 +462,10 @@ Following is the default configuration. See |nvim-tree-opts| for details. >lua
           hidden_placement = "after",
           diagnostics_placement = "signcolumn",
           bookmarks_placement = "signcolumn",
-          padding = " ",
+          padding = {
+            icon = " ",
+            folder_arrow = " ",
+          },
           symlink_arrow = " ➛ ",
           show = {
             file = true,
@@ -527,7 +533,7 @@ Following is the default configuration. See |nvim-tree-opts| for details. >lua
         enable = false,
         show_on_dirs = false,
         show_on_open_dirs = true,
-        debounce_delay = 50,
+        debounce_delay = 500,
         severity = {
           min = vim.diagnostic.severity.HINT,
           max = vim.diagnostic.severity.ERROR,
@@ -797,22 +803,22 @@ Width of the window: can be a `%` string, a number representing columns, a
 function or a table.
 A table indicates that the view should be dynamically sized based on the
 longest line.
-  Type: `string | number | table | function()` returning a number
+  Type: `string | number | table | fun(): number|string`
   Default: `30`
 
     *nvim-tree.view.width.min*
     Minimum dynamic width.
-      Type: `string | number | function()` returning a number
+      Type: `string | number | fun(): number|string`
       Default: `30`
 
     *nvim-tree.view.width.max*
     Maximum dynamic width, -1 for unbounded.
-      Type: `string | number | function()` returning a number
+      Type: `string | number | fun(): number|string`
       Default: `-1`
 
     *nvim-tree.view.width.padding*
     Extra padding to the right.
-      Type: `number | function()` returning a number
+      Type: `number | fun(): number|string`
       Default: `1`
 
 *nvim-tree.view.float*
@@ -842,9 +848,6 @@ Use nvim-tree in a floating window.
 ==============================================================================
  5.3 OPTS: RENDERER                                  *nvim-tree-opts-renderer*
 
-Highlight precedence, additive:
-  git < opened < modified < bookmarked < diagnostics < copied < cut
-
 *nvim-tree.renderer.add_trailing*
 Appends a trailing slash to folder names.
   Type: `boolean`, Default: `false`
@@ -927,6 +930,22 @@ Show a summary of hidden files below the tree using `NvimTreeHiddenDisplay
 Whether to show the destination of the symlink.
   Type: `boolean`, Default: `true`
 
+*nvim-tree.renderer.decorators*
+Highlighting and icons for the nodes, in increasing order of precedence.
+Uses strings to specify builtin decorators otherwise specify your
+`nvim_tree.api.decorator.UserDecorator` class.
+  Type: `nvim_tree.api.decorator.Name[]`, Default: >lua
+    {
+      "Git",
+      "Open",
+      "Hidden",
+      "Modified",
+      "Bookmark",
+      "Diagnostics",
+      "Copied",
+      "Cut",
+    }
+<
 *nvim-tree.renderer.highlight_git*
 Enable highlight for git attributes using `NvimTreeGit*HL` highlight groups.
 Requires |nvim-tree.git.enable|
@@ -996,9 +1015,6 @@ Configuration options for tree indent markers.
 *nvim-tree.renderer.icons*
 Configuration options for icons.
 
-Icon order and sign column precedence:
-  git < hidden < modified < bookmarked < diagnostics
-
 `renderer.icons.*_placement` options may be:
 - `"before"` : before file/folder, after the file/folders icons
 - `"after"` : after file/folder
@@ -1052,10 +1068,14 @@ Icon order and sign column precedence:
     Bookmark icon placement.
       Type: `string`, Default: `signcolumn`
 
-    *nvim-tree.renderer.icons.padding*
+    *nvim-tree.renderer.icons.padding.icon*
     Inserted between icon and filename.
       Type: `string`, Default: `" "`
 
+    *nvim-tree.renderer.icons.padding.folder_arrow*
+    Inserted between folder arrow icon and file/folder icon.
+      Type: `string`, Default: `" "`
+
     *nvim-tree.renderer.icons.symlink_arrow*
     Used as a separator between symlinks' source and target.
       Type: `string`, Default: `" ➛ "`
@@ -1272,7 +1292,7 @@ Enable/disable the feature.
 
 *nvim-tree.diagnostics.debounce_delay*
 Idle milliseconds between diagnostic event and update.
-  Type: `number`, Default: `50` (ms)
+  Type: `number`, Default: `500` (ms)
 
 *nvim-tree.diagnostics.show_on_dirs*
 Show diagnostic icons on parent directories.
@@ -1450,7 +1470,8 @@ vim |current-directory| behaviour.
       Type: `boolean`, Default: `false`
 
 *nvim-tree.actions.expand_all*
-Configuration for expand_all behaviour.
+Configuration for |nvim-tree-api.tree.expand_all()| and
+|nvim-tree-api.node.expand()|
 
     *nvim-tree.actions.expand_all.max_folder_discovery*
     Limit the number of folders being explored when expanding every folders.
@@ -1503,7 +1524,8 @@ Configuration options for opening a file from nvim-tree.
 
         *nvim-tree.actions.open_file.window_picker.enable*
         Enable the feature. If the feature is not enabled, files will open in
-        window from which you last opened the tree.
+        window from which you last opened the tree, obeying
+        |nvim-tree.actions.open_file.window_picker.exclude|
           Type: `boolean`, Default: `true`
 
         *nvim-tree.actions.open_file.window_picker.picker*
@@ -1522,9 +1544,10 @@ Configuration options for opening a file from nvim-tree.
           Type: `string`, Default: `"ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"`
 
         *nvim-tree.actions.open_file.window_picker.exclude*
-        Table of buffer option names mapped to a list of option values that
-        indicates to the picker that the buffer's window should not be
-        selectable.
+        Table of buffer option names mapped to a list of option values.
+        Windows containing matching buffers will not be:
+        - available when using a window picker
+        - selected when not using a window picker
           Type: `table`, Default: >lua
             {
               filetype = {
@@ -1809,10 +1832,13 @@ tree.find_file({opts})                        *nvim-tree-api.tree.find_file()*
 tree.search_node()                          *nvim-tree-api.tree.search_node()*
     Open the search dialogue as per the search_node action.
 
-tree.collapse_all({keep_buffers})          *nvim-tree-api.tree.collapse_all()*
+tree.collapse_all({opts})                  *nvim-tree-api.tree.collapse_all()*
     Collapse the tree.
 
     Parameters: ~
+      • {opts} (table) optional parameters
+
+    Options: ~
       • {keep_buffers} (boolean) do not collapse nodes with open buffers.
 
 tree.expand_all({node})                      *nvim-tree-api.tree.expand_all()*
@@ -1881,7 +1907,7 @@ tree.winid({opts})                              *nvim-tree-api.tree.winid()*
       • {opts} (table) optional parameters
 
     Options: ~
-      • {tabpage}        (number|nil)  tabpage, 0 or nil for current, default nil
+      • {tabpage} (number|nil)  tabpage, 0 or nil for current, default nil
 
     Return: ~
       (number) winid or nil if tree is not visible
@@ -1994,33 +2020,99 @@ fs.print_clipboard()                      *nvim-tree-api.fs.print_clipboard()*
 Parameters: ~
   • {node} (Node|nil) file or folder
 
-node.open.edit({node})                        *nvim-tree-api.node.open.edit()*
+node.open.edit({node}, {opts})                        *nvim-tree-api.node.open.edit()*
     File:   open as per |nvim-tree.actions.open_file|
     Folder: expand or collapse
     Root:   change directory up
 
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
                                *nvim-tree-api.node.open.replace_tree_buffer()*
 node.open.replace_tree_buffer({node})
     |nvim-tree-api.node.edit()|, file will be opened in place: in the
     nvim-tree window.
 
                                   *nvim-tree-api.node.open.no_window_picker()*
-node.open.no_window_picker({node})
+node.open.no_window_picker({node}, {opts})
     |nvim-tree-api.node.edit()|, window picker will never be used as per
     |nvim-tree.actions.open_file.window_picker.enable| `false`
 
-node.open.vertical({node})                *nvim-tree-api.node.open.vertical()*
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
+node.open.vertical({node}, {opts})                *nvim-tree-api.node.open.vertical()*
     |nvim-tree-api.node.edit()|, file will be opened in a new vertical split.
 
-node.open.horizontal({node})            *nvim-tree-api.node.open.horizontal()*
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
+                                *nvim-tree-api.node.open.vertical_no_picker()*
+node.open.vertical_no_picker({node}, {opts})
+    |nvim-tree-api.node.vertical()|, window picker will never be used as per
+    |nvim-tree.actions.open_file.window_picker.enable| `false`
+
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
+node.open.horizontal({node}, {opts})            *nvim-tree-api.node.open.horizontal()*
     |nvim-tree-api.node.edit()|, file will be opened in a new horizontal split.
 
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
+                              *nvim-tree-api.node.open.horizontal_no_picker()*
+node.open.horizontal_no_picker({node}, {opts})
+    |nvim-tree-api.node.horizontal()|, window picker will never be used as per
+    |nvim-tree.actions.open_file.window_picker.enable| `false`
+
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
                                 *nvim-tree-api.node.open.toggle_group_empty()*
-node.open.toggle_group_empty({node})
+node.open.toggle_group_empty({node}, {opts})
     Toggle |nvim-tree.renderer.group_empty| for a specific folder.
     Does nothing on files.
     Needs |nvim-tree.renderer.group_empty| set.
 
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
 node.open.drop({node})                        *nvim-tree-api.node.open.drop()*
     Switch to window with selected file if it exists.
     Open file otherwise.
@@ -2030,9 +2122,17 @@ node.open.drop({node})                        *nvim-tree-api.node.open.drop()*
     Folder: expand or collapse
     Root:   change directory up
 
-node.open.tab({node})                          *nvim-tree-api.node.open.tab()*
+node.open.tab({node}, {opts})                          *nvim-tree-api.node.open.tab()*
     |nvim-tree-api.node.edit()|, file will be opened in a new tab.
 
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
                                           *nvim-tree-api.node.open.tab_drop()*
 node.open.tab_drop({node})
     Switch to tab containing window with selected file if it exists.
@@ -2042,15 +2142,31 @@ node.open.tab_drop({node})
     Folder: expand or collapse
     Root:   change directory up
 
-node.open.preview({node})                  *nvim-tree-api.node.open.preview()*
+node.open.preview({node}, {opts})                  *nvim-tree-api.node.open.preview()*
     |nvim-tree-api.node.edit()|, file buffer will have |bufhidden| set to `delete`.
 
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
                                  *nvim-tree-api.node.open.preview_no_picker()*
-node.open.preview_no_picker({node})
+node.open.preview_no_picker({node}, {opts})
     |nvim-tree-api.node.edit()|, file buffer will have |bufhidden| set to `delete`.
     window picker will never be used as per
     |nvim-tree.actions.open_file.window_picker.enable| `false`
 
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {quit_on_open} (boolean) quits the tree when opening the file
+      • {focus} (boolean) keep focus in the tree when opening the file
+
 node.navigate.git.next({node})        *nvim-tree-api.node.navigate.git.next()*
     Navigate to the next item showing git status.
 
@@ -2141,6 +2257,45 @@ node.run.cmd({node})                            *nvim-tree-api.node.run.cmd()*
 node.run.system({node})                      *nvim-tree-api.node.run.system()*
     Execute |nvim-tree.system_open|
 
+node.buffer.delete({node}, {opts})        *nvim-tree-api.node.buffer.delete()*
+    Deletes node's related buffer, if one exists.
+    Executes |:bdelete| or |:bdelete|!
+
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {force} (boolean) delete even if buffer is modified, default false
+
+node.buffer.wipe({node}, {opts})            *nvim-tree-api.node.buffer.wipe()*
+    Wipes node's related buffer, if one exists.
+    Executes |:bwipe| or |:bwipe|!
+
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {force} (boolean) wipe even if buffer is modified, default false
+
+node.expand({node})                              *nvim-tree-api.node.expand()*
+    Recursively expand all nodes under a directory or a file's parent
+    directory.
+
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+
+node.collapse({node}, {opts})                  *nvim-tree-api.node.collapse()*
+    Collapse the tree under a directory or a file's parent directory.
+
+    Parameters: ~
+      • {node} (Node|nil) file or folder
+      • {opts} (table) optional parameters
+
+    Options: ~
+      • {keep_buffers} (boolean) do not collapse nodes with open buffers.
+
 ==============================================================================
  6.4 API GIT                                               *nvim-tree-api.git*
 
@@ -2395,7 +2550,7 @@ You are encouraged to copy these to your own |nvim-tree.on_attach| function. >lu
   vim.keymap.set("n", "S",              api.tree.search_node,               opts("Search"))
   vim.keymap.set("n", "u",              api.fs.rename_full,                 opts("Rename: Full Path"))
   vim.keymap.set("n", "U",              api.tree.toggle_custom_filter,      opts("Toggle Filter: Hidden"))
-  vim.keymap.set("n", "W",              api.tree.collapse_all,              opts("Collapse"))
+  vim.keymap.set("n", "W",              api.tree.collapse_all,              opts("Collapse All"))
   vim.keymap.set("n", "x",              api.fs.cut,                         opts("Cut"))
   vim.keymap.set("n", "y",              api.fs.copy.filename,               opts("Copy Name"))
   vim.keymap.set("n", "Y",              api.fs.copy.relative_path,          opts("Copy Relative Path"))
@@ -2644,13 +2799,21 @@ e.g. handler for node renamed: >lua
 |nvim_tree_events_kind|
 
 - Event.Ready
-                When NvimTree has been initialized
+                When NvimTree has been initialized.
+                • Note: Handler takes no parameter.
+
+- Event.TreePreOpen
+                Invoked before the window and buffer for NvimTree are created
+                or opened. Before |Event.TreeOpen| event.
                 • Note: Handler takes no parameter.
 
 - Event.TreeOpen
+                Invoked after the NvimTree is opened.
                 • Note: Handler takes no parameter.
 
 - Event.TreeClose
+                Invoked after the NvimTree is closed, but before the window is
+                closed. Dispatched on |WinClosed| event for NvimTree window.
                 • Note: Handler takes no parameter.
 
 - Event.Resize - When NvimTree is resized.
@@ -2755,7 +2918,90 @@ configurations for different types of prompts.
     send all bookmarked to trash during |nvim-tree-api.marks.bulk.trash()|
 
 ==============================================================================
- 11. OS SPECIFIC RESTRICTIONS                          *nvim-tree-os-specific*
+ 11. DECORATORS                                         *nvim-tree-decorators*
+
+Highlighting and icons for nodes are provided by Decorators. You may provide
+your own in addition to the builtin decorators.
+
+Decorators may:
+- Add icons
+- Set highlight group for the name or icons
+- Override node icon
+
+Specify decorators and their precedence via |nvim-tree.renderer.decorators|
+e.g. defaults with a user decorator class being overridden only by Cut: >lua
+  {
+    "Git",
+    "Open",
+    "Hidden",
+    "Modified",
+    "Bookmark",
+    "Diagnostics",
+    "Copied",
+    MyDecorator,
+    "Cut",
+  }
+
+See `nvim-tree/_meta/api_decorator.lua` for full
+`nvim_tree.api.decorator.UserDecorator` class documentation.
+<
+==============================================================================
+ 11.1. DECORATOR EXAMPLE                         *nvim-tree-decorator-example*
+>lua
+  ---Create your decorator class
+  ---@class (exact) MyDecorator: nvim_tree.api.decorator.UserDecorator
+  ---@field private my_icon nvim_tree.api.HighlightedString
+  local MyDecorator = require("nvim-tree.api").decorator.UserDecorator:extend()
+
+  ---Mandatory constructor  :new()  will be called once per tree render, with no arguments.
+  function MyDecorator:new()
+    self.enabled         = true
+    self.highlight_range = "all"
+    self.icon_placement  = "signcolumn"
+
+    -- create your icon once, for convenience
+    self.my_icon         = { str = "I", hl = { "MyIcon" } }
+
+    -- Define the icon sign only once
+    -- Only needed if you are using icon_placement = "signcolumn"
+    self:define_sign(self.my_icon)
+  end
+
+  ---Override node icon
+  ---@param node nvim_tree.api.Node
+  ---@return nvim_tree.api.HighlightedString? icon_node
+  function MyDecorator:icon_node(node)
+    if node.name == "example" then
+      return self.my_icon
+    else
+      return nil
+    end
+  end
+
+  ---Return one icon for DecoratorIconPlacement
+  ---@param node nvim_tree.api.Node
+  ---@return nvim_tree.api.HighlightedString[]? icons
+  function MyDecorator:icons(node)
+    if node.name == "example" then
+      return { self.my_icon }
+    else
+      return nil
+    end
+  end
+
+  ---Exactly one highlight group for DecoratorHighlightRange
+  ---@param node nvim_tree.api.Node
+  ---@return string? highlight_group
+  function MyDecorator:highlight_group(node)
+    if node.name == "example" then
+      return "MyHighlight"
+    else
+      return nil
+    end
+  end
+<
+==============================================================================
+ 12. OS SPECIFIC RESTRICTIONS                          *nvim-tree-os-specific*
 
 Windows WSL and PowerShell
 - Trash is synchronized
@@ -2767,7 +3013,7 @@ Windows WSL and PowerShell
   issues or disable this feature.
 
 ==============================================================================
- 12. NETRW                                                   *nvim-tree-netrw*
+ 13. NETRW                                                   *nvim-tree-netrw*
 
 |netrw| is a standard neovim plugin that is enabled by default. It provides,
 amongst other functionality, a file/directory browser.
@@ -2788,14 +3034,14 @@ keep using |netrw| without its browser features please ensure:
 |nvim-tree.hijack_netrw| ` = true`
 
 ==============================================================================
- 13. LEGACY                                                 *nvim-tree-legacy*
+ 14. LEGACY                                                 *nvim-tree-legacy*
 
 Breaking refactors have been made however the legacy versions will be silently
 migrated and used.
 There are no plans to remove this migration.
 
 ==============================================================================
- 13.1 LEGACY: OPTS                                     *nvim-tree-legacy-opts*
+ 14.1 LEGACY: OPTS                                     *nvim-tree-legacy-opts*
 
 Legacy options are translated to the current, making type and value changes as
 needed.
@@ -2811,9 +3057,10 @@ needed.
 `sort_by`                            |nvim-tree.sort.sorter|
 `git.ignore`                         |nvim-tree.filters.git_ignored|
 `renderer.icons.webdev_colors`       |nvim-tree.renderer.icons.web_devicons.file.color|
+`renderer.icons.padding`             |nvim-tree.renderer.icons.padding.icon|
 
 ==============================================================================
- 13.2 LEGACY: HIGHLIGHT                           *nvim-tree-legacy-highlight*
+ 14.2 LEGACY: HIGHLIGHT                           *nvim-tree-legacy-highlight*
 
 Legacy highlight group are still obeyed when they are defined and the current
 highlight group is not, hard linking as follows: >
@@ -2862,10 +3109,10 @@ highlight group is not, hard linking as follows: >
     NvimTreeLspDiagnosticsHintFolderText        NvimTreeDiagnosticHintFolderHL
 <
 ==============================================================================
- 14 INDEX                                                    *nvim-tree-index*
+ 15 INDEX                                                    *nvim-tree-index*
 
 ==============================================================================
- 14.1 INDEX: OPTS                                       *nvim-tree-index-opts*
+ 15.1 INDEX: OPTS                                       *nvim-tree-index-opts*
 
 |nvim-tree.actions.change_dir|
 |nvim-tree.actions.change_dir.enable|
@@ -2943,6 +3190,7 @@ highlight group is not, hard linking as follows: >
 |nvim-tree.prefer_startup_root|
 |nvim-tree.reload_on_bufenter|
 |nvim-tree.renderer.add_trailing|
+|nvim-tree.renderer.decorators|
 |nvim-tree.renderer.full_name|
 |nvim-tree.renderer.group_empty|
 |nvim-tree.renderer.hidden_display|
@@ -2966,7 +3214,8 @@ highlight group is not, hard linking as follows: >
 |nvim-tree.renderer.icons.glyphs.symlink|
 |nvim-tree.renderer.icons.hidden_placement|
 |nvim-tree.renderer.icons.modified_placement|
-|nvim-tree.renderer.icons.padding|
+|nvim-tree.renderer.icons.padding.folder_arrow|
+|nvim-tree.renderer.icons.padding.icon|
 |nvim-tree.renderer.icons.show|
 |nvim-tree.renderer.icons.show.bookmarks|
 |nvim-tree.renderer.icons.show.diagnostics|
@@ -3033,7 +3282,7 @@ highlight group is not, hard linking as follows: >
 |nvim-tree.view.width.padding|
 
 ==============================================================================
- 14.2 INDEX: API                                         *nvim-tree-index-api*
+ 15.2 INDEX: API                                         *nvim-tree-index-api*
 
 |nvim-tree-api.commands.get()|
 |nvim-tree-api.config.mappings.default_on_attach()|
@@ -3071,6 +3320,10 @@ highlight group is not, hard linking as follows: >
 |nvim-tree-api.marks.navigate.prev()|
 |nvim-tree-api.marks.navigate.select()|
 |nvim-tree-api.marks.toggle()|
+|nvim-tree-api.node.buffer.delete()|
+|nvim-tree-api.node.buffer.wipe()|
+|nvim-tree-api.node.collapse()|
+|nvim-tree-api.node.expand()|
 |nvim-tree-api.node.navigate.diagnostics.next()|
 |nvim-tree-api.node.navigate.diagnostics.next_recursive()|
 |nvim-tree-api.node.navigate.diagnostics.prev()|
@@ -3092,6 +3345,7 @@ highlight group is not, hard linking as follows: >
 |nvim-tree-api.node.open.drop()|
 |nvim-tree-api.node.open.edit()|
 |nvim-tree-api.node.open.horizontal()|
+|nvim-tree-api.node.open.horizontal_no_picker()|
 |nvim-tree-api.node.open.no_window_picker()|
 |nvim-tree-api.node.open.preview()|
 |nvim-tree-api.node.open.preview_no_picker()|
@@ -3100,6 +3354,7 @@ highlight group is not, hard linking as follows: >
 |nvim-tree-api.node.open.tab_drop()|
 |nvim-tree-api.node.open.toggle_group_empty()|
 |nvim-tree-api.node.open.vertical()|
+|nvim-tree-api.node.open.vertical_no_picker()|
 |nvim-tree-api.node.run.cmd()|
 |nvim-tree-api.node.run.system()|
 |nvim-tree-api.node.show_info_popup()|

lua/nvim-tree.lua

@@ -190,7 +190,7 @@ local function setup_autocommands(opts)
   end
 
   if opts.hijack_directories.enable then
-    create_nvim_tree_autocmd({ "BufEnter", "BufNewFile" }, { callback = M.open_on_directory })
+    create_nvim_tree_autocmd({ "BufEnter", "BufNewFile" }, { callback = M.open_on_directory, nested = true })
   end
 
   if opts.view.centralize_selection then
@@ -199,6 +199,10 @@ local function setup_autocommands(opts)
       callback = function()
         vim.schedule(function()
           vim.api.nvim_buf_call(0, function()
+            local is_term_mode = vim.api.nvim_get_mode().mode == "t"
+            if is_term_mode then
+              return
+            end
             vim.cmd([[norm! zz]])
           end)
         end)
@@ -208,16 +212,16 @@ local function setup_autocommands(opts)
 
   if opts.diagnostics.enable then
     create_nvim_tree_autocmd("DiagnosticChanged", {
-      callback = function()
+      callback = function(ev)
         log.line("diagnostics", "DiagnosticChanged")
-        require("nvim-tree.diagnostics").update()
+        require("nvim-tree.diagnostics").update_lsp(ev)
       end,
     })
     create_nvim_tree_autocmd("User", {
       pattern = "CocDiagnosticChange",
       callback = function()
         log.line("diagnostics", "CocDiagnosticChange")
-        require("nvim-tree.diagnostics").update()
+        require("nvim-tree.diagnostics").update_coc()
       end,
     })
   end
@@ -232,6 +236,20 @@ local function setup_autocommands(opts)
       end,
     })
   end
+
+  -- Handles event dispatch when tree is closed by `:q`
+  create_nvim_tree_autocmd("WinClosed", {
+    pattern = "*",
+    ---@param ev vim.api.keyset.create_autocmd.callback_args
+    callback = function(ev)
+      if not vim.api.nvim_buf_is_valid(ev.buf) then
+        return
+      end
+      if vim.api.nvim_get_option_value("filetype", { buf = ev.buf }) == "NvimTree" then
+        require("nvim-tree.events")._dispatch_on_tree_close()
+      end
+    end,
+  })
 end
 
 local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
@@ -284,6 +302,7 @@ local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
     special_files = { "Cargo.toml", "Makefile", "README.md", "readme.md" },
     hidden_display = "none",
     symlink_destination = true,
+    decorators = { "Git", "Open", "Hidden", "Modified", "Bookmark", "Diagnostics", "Copied", "Cut", },
     highlight_git = "none",
     highlight_diagnostics = "none",
     highlight_opened_files = "none",
@@ -318,7 +337,10 @@ local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
       hidden_placement = "after",
       diagnostics_placement = "signcolumn",
       bookmarks_placement = "signcolumn",
-      padding = " ",
+      padding = {
+        icon = " ",
+        folder_arrow = " ",
+      },
       symlink_arrow = " ➛ ",
       show = {
         file = true,
@@ -386,7 +408,7 @@ local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
     enable = false,
     show_on_dirs = false,
     show_on_open_dirs = true,
-    debounce_delay = 50,
+    debounce_delay = 500,
     severity = {
       min = vim.diagnostic.severity.HINT,
       max = vim.diagnostic.severity.ERROR,

lua/nvim-tree/_meta/api.lua

@@ -0,0 +1,51 @@
+---@meta
+error("Cannot require a meta file")
+
+--
+-- Nodes
+--
+
+---Base Node, Abstract
+---@class (exact) nvim_tree.api.Node
+---@field type "file" | "directory" | "link" uv.fs_stat.result.type
+---@field absolute_path string
+---@field executable boolean
+---@field fs_stat uv.fs_stat.result?
+---@field git_status GitNodeStatus?
+---@field hidden boolean
+---@field name string
+---@field parent nvim_tree.api.DirectoryNode?
+---@field diag_severity lsp.DiagnosticSeverity?
+
+---File
+---@class (exact) nvim_tree.api.FileNode: nvim_tree.api.Node
+---@field extension string
+
+---Directory
+---@class (exact) nvim_tree.api.DirectoryNode: nvim_tree.api.Node
+---@field has_children boolean
+---@field nodes nvim_tree.api.Node[]
+---@field open boolean
+
+---Root Directory
+---@class (exact) nvim_tree.api.RootNode: nvim_tree.api.DirectoryNode
+
+---Link mixin
+---@class (exact) nvim_tree.api.LinkNode
+---@field link_to string
+---@field fs_stat_target uv.fs_stat.result
+
+---File Link
+---@class (exact) nvim_tree.api.FileLinkNode: nvim_tree.api.FileNode, nvim_tree.api.LinkNode
+
+---DirectoryLink
+---@class (exact) nvim_tree.api.DirectoryLinkNode: nvim_tree.api.DirectoryNode, nvim_tree.api.LinkNode
+
+--
+-- Various Types
+--
+
+---A string for rendering, with optional highlight groups to apply to it
+---@class (exact) nvim_tree.api.HighlightedString
+---@field str string
+---@field hl string[]

lua/nvim-tree/_meta/api_decorator.lua

@@ -0,0 +1,54 @@
+---@meta
+error("Cannot require a meta file")
+
+local nvim_tree = { api = { decorator = {} } }
+
+---Highlight group range as per nvim-tree.renderer.highlight_*
+---@alias nvim_tree.api.decorator.HighlightRange "none" | "icon" | "name" | "all"
+
+---Icon position as per renderer.icons.*_placement
+---@alias nvim_tree.api.decorator.IconPlacement "none" | "before" | "after" | "signcolumn" | "right_align"
+
+---Names of builtin decorators or your decorator classes. Builtins are ordered lowest to highest priority.
+---@alias nvim_tree.api.decorator.Name "Git" | "Opened" | "Hidden" | "Modified" | "Bookmarks" | "Diagnostics" | "Copied" | "Cut" | nvim_tree.api.decorator.UserDecorator
+
+---Custom decorator, see :help nvim-tree-decorators
+---
+---@class (exact) nvim_tree.api.decorator.UserDecorator
+---@field protected enabled boolean
+---@field protected highlight_range nvim_tree.api.decorator.HighlightRange
+---@field protected icon_placement nvim_tree.api.decorator.IconPlacement
+nvim_tree.api.decorator.UserDecorator = {}
+
+---Create your decorator class
+---
+function nvim_tree.api.decorator.UserDecorator:extend() end
+
+---Abstract: no-args constructor must be implemented and will be called once per tree render.
+---Must set all fields.
+---
+function nvim_tree.api.decorator.UserDecorator:new() end
+
+---Abstract: optionally implement to set the node's icon
+---
+---@param node nvim_tree.api.Node
+---@return nvim_tree.api.HighlightedString? icon_node
+function nvim_tree.api.decorator.UserDecorator:icon_node(node) end
+
+---Abstract: optionally implement to provide icons and the highlight groups for your icon_placement.
+---
+---@param node nvim_tree.api.Node
+---@return nvim_tree.api.HighlightedString[]? icons
+function nvim_tree.api.decorator.UserDecorator:icons(node) end
+
+---Abstract: optionally implement to provide one highlight group to apply to your highlight_range.
+---
+---@param node nvim_tree.api.Node
+---@return string? highlight_group
+function nvim_tree.api.decorator.UserDecorator:highlight_group(node) end
+
+---Define a sign. This should be called in the constructor.
+---
+---@protected
+---@param icon nvim_tree.api.HighlightedString?
+function nvim_tree.api.decorator.UserDecorator:define_sign(icon) end

lua/nvim-tree/actions/node/buffer.lua

@@ -0,0 +1,58 @@
+-- Copyright 2019 Yazdani Kiyan under MIT License
+local notify = require("nvim-tree.notify")
+
+local M = {}
+
+---@param node Node
+---@param opts ApiNodeDeleteWipeBufferOpts|nil
+---@return nil
+function M.delete(node, opts)
+  M.delete_buffer("delete", node.absolute_path, opts)
+end
+
+---@param node Node
+---@param opts ApiNodeDeleteWipeBufferOpts|nil
+---@return nil
+function M.wipe(node, opts)
+  M.delete_buffer("wipe", node.absolute_path, opts)
+end
+
+---@alias ApiNodeDeleteWipeBufferMode '"delete"'|'"wipe"'
+
+---@param mode ApiNodeDeleteWipeBufferMode
+---@param filename string
+---@param opts ApiNodeDeleteWipeBufferOpts|nil
+---@return nil
+function M.delete_buffer(mode, filename, opts)
+  if type(mode) ~= "string" then
+    mode = "delete"
+  end
+
+  local buf_fn = vim.cmd.bdelete
+  if mode == "wipe" then
+    buf_fn = vim.cmd.bwipe
+  end
+
+  opts = opts or { force = false }
+
+  local notify_node = notify.render_path(filename)
+
+  -- check if buffer for file at cursor exists and if it is loaded
+  local bufnr_at_filename = vim.fn.bufnr(filename)
+  if bufnr_at_filename == -1 or vim.fn.getbufinfo(bufnr_at_filename)[1].loaded == 0 then
+    notify.info("No loaded buffer coincides with " .. notify_node)
+    return
+  end
+
+  local force = opts.force
+  -- check if buffer is modified
+  local buf_modified = vim.fn.getbufinfo(bufnr_at_filename)[1].changed
+  if not force and buf_modified == 1 then
+    notify.error("Buffer for file " .. notify_node .. " is modified")
+    return
+  end
+
+  buf_fn({ filename, bang = force })
+end
+
+return M

lua/nvim-tree/actions/node/file-popup.lua

@@ -50,6 +50,7 @@ local function setup_window(node)
     file_path = node.absolute_path,
   }
   local bufnr = vim.api.nvim_create_buf(false, true)
+  vim.bo[bufnr].bufhidden = "wipe"
   vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, lines)
   vim.api.nvim_win_set_buf(winnr, bufnr)
 end

lua/nvim-tree/actions/node/init.lua

@@ -4,6 +4,7 @@ M.file_popup = require("nvim-tree.actions.node.file-popup")
 M.open_file = require("nvim-tree.actions.node.open-file")
 M.run_command = require("nvim-tree.actions.node.run-command")
 M.system_open = require("nvim-tree.actions.node.system-open")
+M.buffer = require("nvim-tree.actions.node.buffer")
 
 function M.setup(opts)
   require("nvim-tree.actions.node.system-open").setup(opts)

lua/nvim-tree/actions/node/open-file.lua

@@ -43,17 +43,6 @@ local function usable_win_ids()
   end, win_ids)
 end
 
----Find the first window in the tab that is not NvimTree.
----@return integer -1 if none available
-local function first_win_id()
-  local selectable = usable_win_ids()
-  if #selectable > 0 then
-    return selectable[1]
-  else
-    return -1
-  end
-end
-
 ---Get user to pick a window in the tab that is not NvimTree.
 ---@return integer|nil -- If a valid window was picked, return its id. If an
 ---       invalid window was picked / user canceled, return nil. If there are
@@ -80,6 +69,14 @@ local function pick_win_id()
   local win_map = {}
   local laststatus = vim.o.laststatus
   vim.o.laststatus = 2
+  local fillchars = vim.opt.fillchars:get()
+  local stl = fillchars.stl
+  local stlnc = fillchars.stlnc
+  fillchars.stl = nil
+  fillchars.stlnc = nil
+  vim.opt.fillchars = fillchars
+  fillchars.stl = stl
+  fillchars.stlnc = stlnc
 
   local tabpage = vim.api.nvim_get_current_tabpage()
   local win_ids = vim.api.nvim_tabpage_list_wins(tabpage)
@@ -179,6 +176,7 @@ local function pick_win_id()
   end
 
   vim.o.laststatus = laststatus
+  vim.opt.fillchars = fillchars
 
   if not vim.tbl_contains(vim.split(M.window_picker.chars, ""), resp) then
     return
@@ -235,12 +233,16 @@ end
 
 local function get_target_winid(mode)
   local target_winid
-  if not M.window_picker.enable or mode == "edit_no_picker" or mode == "preview_no_picker" then
+  if not M.window_picker.enable or string.find(mode, "no_picker") then
     target_winid = lib.target_winid
-
-    -- first available window
-    if not vim.tbl_contains(vim.api.nvim_tabpage_list_wins(0), target_winid) then
-      target_winid = first_win_id()
+    local usable_wins = usable_win_ids()
+    -- first available usable window
+    if not vim.tbl_contains(usable_wins, target_winid) then
+      if #usable_wins > 0 then
+        target_winid = usable_wins[1]
+      else
+        target_winid = -1
+      end
     end
   else
     -- pick a window
@@ -280,6 +282,11 @@ local function open_in_new_window(filename, mode)
     return
   end
 
+  local position = string.find(mode, "no_picker")
+  if position then
+    mode = string.sub(mode, 0, position - 2)
+  end
+
   -- non-floating, non-nvim-tree windows
   local win_ids = vim.tbl_filter(function(id)
     local config = vim.api.nvim_win_get_config(id)

lua/nvim-tree/actions/root/change-dir.lua

@@ -25,7 +25,7 @@ end
 ---@param new_tabpage integer
 ---@return boolean
 local function is_window_event(new_tabpage)
-  local is_event_scope_window = vim.v.event.scope == "window" or vim.v.event.changed_window
+  local is_event_scope_window = vim.v.event.scope == "window" or vim.v.event.changed_window or false
   return is_event_scope_window and new_tabpage == M.current_tab
 end
 

lua/nvim-tree/actions/tree/modifiers/collapse.lua

@@ -2,6 +2,7 @@ local utils = require("nvim-tree.utils")
 local core = require("nvim-tree.core")
 local Iterator = require("nvim-tree.iterators.node-iterator")
 
+local FileNode = require("nvim-tree.node.file")
 local DirectoryNode = require("nvim-tree.node.directory")
 
 local M = {}
@@ -23,26 +24,30 @@ local function buf_match()
   end
 end
 
----@param keep_buffers boolean
-function M.fn(keep_buffers)
+---Collapse a node, root if nil
+---@param node Node?
+---@param opts ApiCollapseOpts
+local function collapse(node, opts)
   local explorer = core.get_explorer()
   if not explorer then
     return
   end
 
-  local node = explorer:get_node_at_cursor()
-  if not node then
+  node = node or explorer
+
+  local node_at_cursor = explorer:get_node_at_cursor()
+  if not node_at_cursor then
     return
   end
 
   local matches = buf_match()
 
-  Iterator.builder(explorer.nodes)
+  Iterator.builder({ node:is(FileNode) and node.parent or node:as(DirectoryNode) })
     :hidden()
     :applier(function(n)
       local dir = n:as(DirectoryNode)
       if dir then
-        dir.open = keep_buffers and matches(dir.absolute_path)
+        dir.open = opts.keep_buffers == true and matches(dir.absolute_path)
       end
     end)
     :recursor(function(n)
@@ -51,7 +56,26 @@ function M.fn(keep_buffers)
     :iterate()
 
   explorer.renderer:draw()
-  utils.focus_node_or_parent(node)
+  utils.focus_node_or_parent(node_at_cursor)
+end
+
+
+---@param opts ApiCollapseOpts|boolean|nil legacy -> opts.keep_buffers
+function M.all(opts)
+  -- legacy arguments
+  if type(opts) == "boolean" then
+    opts = {
+      keep_buffers = opts,
+    }
+  end
+
+  collapse(nil, opts or {})
+end
+
+---@param node Node
+---@param opts ApiCollapseOpts?
+function M.node(node, opts)
+  collapse(node, opts or {})
 end
 
 return M

lua/nvim-tree/actions/tree/modifiers/expand.lua

@@ -2,6 +2,7 @@ local core = require("nvim-tree.core")
 local Iterator = require("nvim-tree.iterators.node-iterator")
 local notify = require("nvim-tree.notify")
 
+local FileNode = require("nvim-tree.node.file")
 local DirectoryNode = require("nvim-tree.node.directory")
 
 local M = {}
@@ -70,23 +71,38 @@ local function gen_iterator()
   end
 end
 
----Expand the directory node or the root
----@param node Node
-function M.fn(node)
-  local explorer = core.get_explorer()
-  local parent = node:as(DirectoryNode) or explorer
-  if not parent then
+---@param node Node?
+local function expand_node(node)
+  if not node then
     return
   end
 
-  if gen_iterator()(parent) then
+  if gen_iterator()(node) then
     notify.warn("expansion iteration was halted after " .. M.MAX_FOLDER_DISCOVERY .. " discovered folders")
   end
+
+  local explorer = core.get_explorer()
   if explorer then
     explorer.renderer:draw()
   end
 end
 
+---Expand the directory node or the root
+---@param node Node
+function M.all(node)
+  expand_node(node and node:as(DirectoryNode) or core.get_explorer())
+end
+
+---Expand the directory node or parent node
+---@param node Node
+function M.node(node)
+  if not node then
+    return
+  end
+
+  expand_node(node:is(FileNode) and node.parent or node:as(DirectoryNode))
+end
+
 function M.setup(opts)
   M.MAX_FOLDER_DISCOVERY = opts.actions.expand_all.max_folder_discovery
   M.EXCLUDE = to_lookup_table(opts.actions.expand_all.exclude)

lua/nvim-tree/actions/tree/modifiers/init.lua

@@ -1,10 +1,10 @@
 local M = {}
 
-M.collapse_all = require("nvim-tree.actions.tree.modifiers.collapse-all")
-M.expand_all = require("nvim-tree.actions.tree.modifiers.expand-all")
+M.collapse = require("nvim-tree.actions.tree.modifiers.collapse")
+M.expand = require("nvim-tree.actions.tree.modifiers.expand")
 
 function M.setup(opts)
-  M.expand_all.setup(opts)
+  M.expand.setup(opts)
 end
 
 return M

lua/nvim-tree/api.lua

@@ -11,6 +11,7 @@ local notify = require("nvim-tree.notify")
 local DirectoryNode = require("nvim-tree.node.directory")
 local FileLinkNode = require("nvim-tree.node.file-link")
 local RootNode = require("nvim-tree.node.root")
+local UserDecorator = require("nvim-tree.renderer.decorator.user")
 
 local Api = {
   tree = {},
@@ -23,6 +24,7 @@ local Api = {
     },
     run = {},
     open = {},
+    buffer = {},
   },
   events = {},
   marks = {
@@ -39,6 +41,7 @@ local Api = {
   },
   commands = {},
   diagnostics = {},
+  decorator = {},
 }
 
 ---Print error when setup not called.
@@ -69,7 +72,7 @@ end
 
 ---Inject the node as the first argument if present otherwise do nothing.
 ---@param fn fun(node: Node, ...): any
----@return fun(node: Node, ...): any
+---@return fun(node: Node?, ...): any
 local function wrap_node(fn)
   return function(node, ...)
     node = node or wrap_explorer("get_node_at_cursor")()
@@ -80,8 +83,8 @@ local function wrap_node(fn)
 end
 
 ---Inject the node or nil as the first argument if absent.
----@param fn fun(node: Node, ...): any
----@return fun(node: Node, ...): any
+---@param fn fun(node: Node?, ...): any
+---@return fun(node: Node?, ...): any
 local function wrap_node_or_nil(fn)
   return function(node, ...)
     node = node or wrap_explorer("get_node_at_cursor")()
@@ -179,8 +182,12 @@ Api.tree.get_nodes = wrap_explorer("get_nodes")
 
 Api.tree.find_file = wrap(actions.tree.find_file.fn)
 Api.tree.search_node = wrap(actions.finders.search_node.fn)
-Api.tree.collapse_all = wrap(actions.tree.modifiers.collapse_all.fn)
-Api.tree.expand_all = wrap_node(actions.tree.modifiers.expand_all.fn)
+
+---@class ApiCollapseOpts
+---@field keep_buffers boolean|nil default false
+
+Api.tree.collapse_all = wrap(actions.tree.modifiers.collapse.all)
+Api.tree.expand_all = wrap_node(actions.tree.modifiers.expand.all)
 Api.tree.toggle_enable_filters = wrap_explorer_member("filters", "toggle")
 Api.tree.toggle_gitignore_filter = wrap_explorer_member_args("filters", "toggle", "git_ignored")
 Api.tree.toggle_git_clean_filter = wrap_explorer_member_args("filters", "toggle", "git_clean")
@@ -219,21 +226,46 @@ Api.fs.copy.absolute_path = wrap_node(wrap_explorer_member("clipboard", "copy_ab
 Api.fs.copy.filename = wrap_node(wrap_explorer_member("clipboard", "copy_filename"))
 Api.fs.copy.basename = wrap_node(wrap_explorer_member("clipboard", "copy_basename"))
 Api.fs.copy.relative_path = wrap_node(wrap_explorer_member("clipboard", "copy_path"))
+---
+---@class NodeEditOpts
+---@field quit_on_open boolean|nil default false
+---@field focus boolean|nil default true
 
 ---@param mode string
 ---@param node Node
-local function edit(mode, node)
+---@param edit_opts NodeEditOpts?
+local function edit(mode, node, edit_opts)
   local file_link = node:as(FileLinkNode)
   local path = file_link and file_link.link_to or node.absolute_path
+  local cur_tabpage = vim.api.nvim_get_current_tabpage()
+
   actions.node.open_file.fn(mode, path)
+
+  edit_opts = edit_opts or {}
+
+  local mode_unsupported_quit_on_open = mode == "drop" or mode == "tab_drop" or mode == "edit_in_place"
+  if not mode_unsupported_quit_on_open and edit_opts.quit_on_open then
+    view.close(cur_tabpage)
+  end
+
+  local mode_unsupported_focus = mode == "drop" or mode == "tab_drop" or mode == "edit_in_place"
+  local focus = edit_opts.focus == nil or edit_opts.focus == true
+  if not mode_unsupported_focus and not focus then
+    -- if mode == "tabnew" a new tab will be opened and we need to focus back to the previous tab
+    if mode == "tabnew" then
+      vim.cmd(":tabprev")
+    end
+    view.focus()
+  end
 end
 
 ---@param mode string
 ---@param toggle_group boolean?
----@return fun(node: Node)
+---@return fun(node: Node, edit_opts: NodeEditOpts?)
 local function open_or_expand_or_dir_up(mode, toggle_group)
   ---@param node Node
-  return function(node)
+  ---@param edit_opts NodeEditOpts?
+  return function(node, edit_opts)
     local root = node:as(RootNode)
     local dir = node:as(DirectoryNode)
 
@@ -242,7 +274,7 @@ local function open_or_expand_or_dir_up(mode, toggle_group)
     elseif dir then
       dir:expand_or_collapse(toggle_group)
     elseif not toggle_group then
-      edit(mode, node)
+      edit(mode, node, edit_opts)
     end
   end
 end
@@ -253,7 +285,9 @@ Api.node.open.tab_drop = wrap_node(open_or_expand_or_dir_up("tab_drop"))
 Api.node.open.replace_tree_buffer = wrap_node(open_or_expand_or_dir_up("edit_in_place"))
 Api.node.open.no_window_picker = wrap_node(open_or_expand_or_dir_up("edit_no_picker"))
 Api.node.open.vertical = wrap_node(open_or_expand_or_dir_up("vsplit"))
+Api.node.open.vertical_no_picker = wrap_node(open_or_expand_or_dir_up("vsplit_no_picker"))
 Api.node.open.horizontal = wrap_node(open_or_expand_or_dir_up("split"))
+Api.node.open.horizontal_no_picker = wrap_node(open_or_expand_or_dir_up("split_no_picker"))
 Api.node.open.tab = wrap_node(open_or_expand_or_dir_up("tabnew"))
 Api.node.open.toggle_group_empty = wrap_node(open_or_expand_or_dir_up("toggle_group_empty", true))
 Api.node.open.preview = wrap_node(open_or_expand_or_dir_up("preview"))
@@ -282,6 +316,19 @@ Api.node.navigate.diagnostics.prev_recursive = wrap_node(actions.moves.item.fn({
 Api.node.navigate.opened.next = wrap_node(actions.moves.item.fn({ where = "next", what = "opened" }))
 Api.node.navigate.opened.prev = wrap_node(actions.moves.item.fn({ where = "prev", what = "opened" }))
 
+Api.node.expand = wrap_node(actions.tree.modifiers.expand.node)
+Api.node.collapse = wrap_node(actions.tree.modifiers.collapse.node)
+
+---@class ApiNodeDeleteWipeBufferOpts
+---@field force boolean|nil default false
+
+Api.node.buffer.delete = wrap_node(function(node, opts)
+  actions.node.buffer.delete(node, opts)
+end)
+Api.node.buffer.wipe = wrap_node(function(node, opts)
+  actions.node.buffer.wipe(node, opts)
+end)
+
 Api.git.reload = wrap_explorer("reload_git")
 
 Api.events.subscribe = events.subscribe
@@ -311,4 +358,9 @@ Api.commands.get = wrap(function()
   return require("nvim-tree.commands").get()
 end)
 
+---Create a decorator class by calling :extend()
+---See :help nvim-tree-decorators
+---@type nvim_tree.api.decorator.UserDecorator
+Api.decorator.UserDecorator = UserDecorator --[[@as nvim_tree.api.decorator.UserDecorator]]
+
 return Api

lua/nvim-tree/appearance/hi-test.lua

@@ -5,6 +5,8 @@ local Class = require("nvim-tree.classic")
 -- others with name and links less than this arbitrary value are short
 local SHORT_LEN = 50
 
+local namespace_hi_test_id = vim.api.nvim_create_namespace("NvimTreeHiTest")
+
 ---@class (exact) HighlightDisplay: Class for :NvimTreeHiTest
 ---@field group string nvim-tree highlight group name
 ---@field links string link chain to a concretely defined group
@@ -52,7 +54,12 @@ function HighlightDisplay:render(bufnr, fmt, l)
   local text = string.format(fmt, self.group, self.links, self.def)
 
   vim.api.nvim_buf_set_lines(bufnr, l, -1, true, { text })
-  vim.api.nvim_buf_add_highlight(bufnr, -1, self.group, l, 0, #self.group)
+
+  if vim.fn.has("nvim-0.11") == 1 and vim.hl and vim.hl.range then
+    vim.hl.range(bufnr, namespace_hi_test_id, self.group, { l, 0 }, { l, #self.group, }, {})
+  else
+    vim.api.nvim_buf_add_highlight(bufnr, -1, self.group, l, 0, #self.group) ---@diagnostic disable-line: deprecated
+  end
 
   return l + 1
 end

lua/nvim-tree/diagnostics.lua

@@ -17,7 +17,7 @@ local COC_SEVERITY_LEVELS = {
 }
 
 ---Absolute Node path to LSP severity level
----@alias NodeSeverities table<string, lsp.DiagnosticSeverity>
+---@alias NodeSeverities table<string, vim.diagnostic.Severity>
 
 ---@class DiagStatus
 ---@field value lsp.DiagnosticSeverity|nil
@@ -37,33 +37,6 @@ local function uniformize_path(path)
   return utils.canonical_path(path:gsub("\\", "/"))
 end
 
----Marshal severities from LSP. Does nothing when LSP disabled.
----@return NodeSeverities
-local function from_nvim_lsp()
-  local buffer_severity = {}
-
-  -- is_enabled is not present in all 0.10 builds/releases, see #2781
-  local is_enabled = false
-  if vim.fn.has("nvim-0.10") == 1 and type(vim.diagnostic.is_enabled) == "function" then
-    is_enabled = vim.diagnostic.is_enabled()
-  elseif type(vim.diagnostic.is_disabled) == "function" then ---@diagnostic disable-line: deprecated
-    is_enabled = not vim.diagnostic.is_disabled() ---@diagnostic disable-line: deprecated
-  end
-
-  if is_enabled then
-    for _, diagnostic in ipairs(vim.diagnostic.get(nil, { severity = M.severity })) do
-      if diagnostic.severity and diagnostic.bufnr and vim.api.nvim_buf_is_valid(diagnostic.bufnr) then
-        local bufname = uniformize_path(vim.api.nvim_buf_get_name(diagnostic.bufnr))
-        if not buffer_severity[bufname] or diagnostic.severity < buffer_severity[bufname] then
-          buffer_severity[bufname] = diagnostic.severity
-        end
-      end
-    end
-  end
-
-  return buffer_severity
-end
-
 ---Severity is within diagnostics.severity.min, diagnostics.severity.max
 ---@param severity lsp.DiagnosticSeverity
 ---@param config table
@@ -135,11 +108,8 @@ local function from_cache(node)
     for bufname, severity in pairs(NODE_SEVERITIES) do
       local node_contains_buf = vim.startswith(bufname, nodepath .. "/")
       if node_contains_buf then
-        if severity == M.severity.max then
+        if not max_severity or severity < max_severity then
           max_severity = severity
-          break
-        else
-          max_severity = math.min(max_severity or severity, severity)
         end
       end
     end
@@ -147,32 +117,73 @@ local function from_cache(node)
   return { value = max_severity, cache_version = NODE_SEVERITIES_VERSION }
 end
 
----Fired on DiagnosticChanged and CocDiagnosticChanged events:
+---Fired on DiagnosticChanged for a single buffer.
+---This will be called on set and reset of diagnostics.
+---On disabling LSP, a reset event will be sent for all buffers.
+---@param ev table standard event with data.diagnostics populated
+function M.update_lsp(ev)
+  if not M.enable or not ev or not ev.data or not ev.data.diagnostics then
+    return
+  end
+
+  local profile_event = log.profile_start("DiagnosticChanged event")
+
+  local diagnostics = vim.diagnostic.get(ev.buf)
+
+  -- use the buffer from the event, as ev.data.diagnostics will be empty on resolved diagnostics
+  local bufname = uniformize_path(vim.api.nvim_buf_get_name(ev.buf))
+
+  ---@type vim.diagnostic.Severity?
+  local new_severity = nil
+
+  -- most severe (lowest) severity in user range
+  for _, diagnostic in ipairs(diagnostics) do
+    if diagnostic.severity >= M.severity.max and diagnostic.severity <= M.severity.min then
+      if not new_severity or diagnostic.severity < new_severity then
+        new_severity = diagnostic.severity
+      end
+    end
+  end
+
+  -- record delta and schedule a redraw
+  if new_severity ~= NODE_SEVERITIES[bufname] then
+    NODE_SEVERITIES[bufname] = new_severity
+    NODE_SEVERITIES_VERSION = NODE_SEVERITIES_VERSION + 1
+
+    utils.debounce("DiagnosticChanged redraw", M.debounce_delay, function()
+      local profile_redraw = log.profile_start("DiagnosticChanged redraw")
+
+      local explorer = core.get_explorer()
+      if explorer then
+        explorer.renderer:draw()
+      end
+
+      log.profile_end(profile_redraw)
+    end)
+  end
+
+  log.profile_end(profile_event)
+end
+
+---Fired on CocDiagnosticChanged events:
 ---debounced retrieval, cache update, version increment and draw
-function M.update()
+function M.update_coc()
   if not M.enable then
     return
   end
-  utils.debounce("diagnostics", M.debounce_delay, function()
-    local profile = log.profile_start("diagnostics update")
-    if is_using_coc() then
-      NODE_SEVERITIES = from_coc()
-    else
-      NODE_SEVERITIES = from_nvim_lsp()
-    end
+  utils.debounce("CocDiagnosticChanged update", M.debounce_delay, function()
+    local profile = log.profile_start("CocDiagnosticChanged update")
+    NODE_SEVERITIES = from_coc()
     NODE_SEVERITIES_VERSION = NODE_SEVERITIES_VERSION + 1
     if log.enabled("diagnostics") then
       for bufname, severity in pairs(NODE_SEVERITIES) do
-        log.line("diagnostics", "Indexing bufname '%s' with severity %d", bufname, severity)
+        log.line("diagnostics", "COC Indexing bufname '%s' with severity %d", bufname, severity)
       end
     end
     log.profile_end(profile)
 
     local bufnr = view.get_bufnr()
-    local should_draw = bufnr
-      and vim.api.nvim_buf_is_valid(bufnr)
-      and vim.api.nvim_buf_is_loaded(bufnr)
-      and vim.api.nvim_get_option_value("buflisted", { buf = bufnr })
+    local should_draw = bufnr and vim.api.nvim_buf_is_valid(bufnr) and vim.api.nvim_buf_is_loaded(bufnr)
     if should_draw then
       local explorer = core.get_explorer()
       if explorer then

lua/nvim-tree/events.lua

@@ -8,6 +8,7 @@ M.Event = {
   Ready = "Ready",
   WillRenameNode = "WillRenameNode",
   NodeRenamed = "NodeRenamed",
+  TreePreOpen = "TreePreOpen",
   TreeOpen = "TreeOpen",
   TreeClose = "TreeClose",
   WillCreateFile = "WillCreateFile",
@@ -91,6 +92,11 @@ function M._dispatch_folder_removed(folder_name)
   dispatch(M.Event.FolderRemoved, { folder_name = folder_name })
 end
 
+--@private
+function M._dispatch_on_tree_pre_open()
+  dispatch(M.Event.TreePreOpen, nil)
+end
+
 --@private
 function M._dispatch_on_tree_open()
   dispatch(M.Event.TreeOpen, nil)

lua/nvim-tree/explorer/init.lua

@@ -101,10 +101,19 @@ function Explorer:create_autocmds()
   vim.api.nvim_create_autocmd("BufReadPost", {
     group = self.augroup_id,
     callback = function(data)
-      if (self.filters.state.no_buffer or self.opts.highlight_opened_files ~= "none") and vim.bo[data.buf].buftype == "" then
+      -- only handle normal files
+      if vim.bo[data.buf].buftype ~= "" then
+        return
+      end
+
+      if self.filters.state.no_buffer then
+        -- full reload is required to update the filter state
         utils.debounce("Buf:filter_buffer_" .. self.uid_explorer, self.opts.view.debounce_delay, function()
           self:reload_explorer()
         end)
+      elseif self.opts.renderer.highlight_opened_files ~= "none" then
+        -- draw to update opened highlight
+        self.renderer:draw()
       end
     end,
   })
@@ -113,10 +122,21 @@ function Explorer:create_autocmds()
   vim.api.nvim_create_autocmd("BufUnload", {
     group = self.augroup_id,
     callback = function(data)
-      if (self.filters.state.no_buffer or self.opts.highlight_opened_files ~= "none") and vim.bo[data.buf].buftype == "" then
+      -- only handle normal files
+      if vim.bo[data.buf].buftype ~= "" then
+        return
+      end
+
+      if self.filters.state.no_buffer then
+        -- full reload is required to update the filter state
         utils.debounce("Buf:filter_buffer_" .. self.uid_explorer, self.opts.view.debounce_delay, function()
           self:reload_explorer()
         end)
+      elseif self.opts.renderer.highlight_opened_files ~= "none" then
+        -- draw to update opened highlight; must be delayed as the buffer is still loaded during BufUnload
+        vim.schedule(function()
+          self.renderer:draw()
+        end)
       end
     end,
   })
@@ -214,8 +234,9 @@ function Explorer:reload(node, project)
     end
 
     local abs = utils.path_join({ cwd, name })
-    ---@type uv.fs_stat.result|nil
-    local stat = vim.loop.fs_lstat(abs)
+
+    -- path incorrectly specified as an integer
+    local stat = vim.loop.fs_lstat(abs) ---@diagnostic disable-line param-type-mismatch
 
     local filter_reason = self.filters:should_filter_as_reason(abs, stat, filter_status)
     if filter_reason == FILTER_REASON.none then
@@ -373,8 +394,9 @@ function Explorer:populate_children(handle, cwd, node, project, parent)
     if Watcher.is_fs_event_capable(abs) then
       local profile = log.profile_start("populate_children %s", abs)
 
-      ---@type uv.fs_stat.result|nil
-      local stat = vim.loop.fs_lstat(abs)
+      -- path incorrectly specified as an integer
+      local stat = vim.loop.fs_lstat(abs) ---@diagnostic disable-line param-type-mismatch
+
       local filter_reason = parent.filters:should_filter_as_reason(abs, stat, filter_status)
       if filter_reason == FILTER_REASON.none and not nodes_by_path[abs] then
         local child = node_factory.create({
@@ -389,9 +411,9 @@ function Explorer:populate_children(handle, cwd, node, project, parent)
           nodes_by_path[child.absolute_path] = true
           child:update_git_status(node_ignored, project)
         end
-      else
+      elseif node.hidden_stats then
         for reason, value in pairs(FILTER_REASON) do
-          if filter_reason == value then
+          if filter_reason == value and type(node.hidden_stats[reason]) == "number" then
             node.hidden_stats[reason] = node.hidden_stats[reason] + 1
           end
         end
@@ -530,7 +552,7 @@ function Explorer:place_cursor_on_node()
 end
 
 ---Api.tree.get_nodes
----@return Node
+---@return nvim_tree.api.Node
 function Explorer:get_nodes()
   return self:clone()
 end

lua/nvim-tree/help.lua

@@ -11,6 +11,8 @@ local WIN_HL = table.concat({
   "CursorLine:NvimTreeCursorLine",
 }, ",")
 
+local namespace_help_id = vim.api.nvim_create_namespace("NvimTreeHelp")
+
 local M = {
   config = {},
 
@@ -82,8 +84,8 @@ end
 
 --- Compute all lines for the buffer
 ---@param map table keymap.get_keymap
----@return table strings of text
----@return table arrays of arguments 3-6 for nvim_buf_add_highlight()
+---@return string[] lines of text
+---@return HighlightRangeArgs[] hl_range_args for lines
 ---@return number maximum length of text
 local function compute(map)
   local head_lhs = "nvim-tree mappings"
@@ -130,10 +132,10 @@ local function compute(map)
   local width = #lines[1]
 
   -- header highlight, assume one character keys
-  local hl = {
-    { "NvimTreeFolderName", 0, 0,         #head_lhs },
-    { "NvimTreeFolderName", 0, width - 1, width },
-    { "NvimTreeFolderName", 1, width - 1, width },
+  local hl_range_args = {
+    { higroup = "NvimTreeFolderName", start = { 0, 0, },         finish = { 0, #head_lhs, }, },
+    { higroup = "NvimTreeFolderName", start = { 0, width - 1, }, finish = { 0, width, }, },
+    { higroup = "NvimTreeFolderName", start = { 1, width - 1, }, finish = { 1, width, }, },
   }
 
   -- mappings, left padded 1
@@ -145,10 +147,10 @@ local function compute(map)
     width = math.max(#line, width)
 
     -- highlight lhs
-    table.insert(hl, { "NvimTreeFolderName", i + 1, 1, #l.lhs + 1 })
+    table.insert(hl_range_args, { higroup = "NvimTreeFolderName", start = { i + 1, 1, }, finish = { i + 1, #l.lhs + 1, }, })
   end
 
-  return lines, hl, width
+  return lines, hl_range_args, width
 end
 
 --- close the window and delete the buffer, if they exist
@@ -172,7 +174,7 @@ local function open()
   local map = keymap.get_keymap()
 
   -- text and highlight
-  local lines, hl, width = compute(map)
+  local lines, hl_range_args, width = compute(map)
 
   -- create the buffer
   M.bufnr = vim.api.nvim_create_buf(false, true)
@@ -187,8 +189,12 @@ local function open()
   end
 
   -- highlight it
-  for _, h in ipairs(hl) do
-    vim.api.nvim_buf_add_highlight(M.bufnr, -1, h[1], h[2], h[3], h[4])
+  for _, args in ipairs(hl_range_args) do
+    if vim.fn.has("nvim-0.11") == 1 and vim.hl and vim.hl.range then
+      vim.hl.range(M.bufnr, namespace_help_id, args.higroup, args.start, args.finish, {})
+    else
+      vim.api.nvim_buf_add_highlight(M.bufnr, -1, args.higroup, args.start[1], args.start[2], args.finish[2]) ---@diagnostic disable-line: deprecated
+    end
   end
 
   -- open a very restricted window

lua/nvim-tree/keymap.lua

@@ -96,7 +96,7 @@ function M.default_on_attach(bufnr)
   vim.keymap.set("n", "S",              api.tree.search_node,               opts("Search"))
   vim.keymap.set("n", "u",              api.fs.rename_full,                 opts("Rename: Full Path"))
   vim.keymap.set("n", "U",              api.tree.toggle_custom_filter,      opts("Toggle Filter: Hidden"))
-  vim.keymap.set("n", "W",              api.tree.collapse_all,              opts("Collapse"))
+  vim.keymap.set("n", "W",              api.tree.collapse_all,              opts("Collapse All"))
   vim.keymap.set("n", "x",              api.fs.cut,                         opts("Cut"))
   vim.keymap.set("n", "y",              api.fs.copy.filename,               opts("Copy Name"))
   vim.keymap.set("n", "Y",              api.fs.copy.relative_path,          opts("Copy Relative Path"))

lua/nvim-tree/legacy.lua

@@ -60,6 +60,13 @@ local function refactored(opts)
     end
   end
   utils.move_missing_val(opts, "update_focused_file", "ignore_list", opts, "update_focused_file.update_root", "ignore_list", true)
+
+  -- 2025/04/30
+  if opts.renderer and opts.renderer.icons and type(opts.renderer.icons.padding) == "string" then
+    local icons_padding = opts.renderer.icons.padding
+    opts.renderer.icons.padding = {}
+    opts.renderer.icons.padding.icon = icons_padding
+  end
 end
 
 local function deprecated(opts)

lua/nvim-tree/lib.lua

@@ -1,6 +1,5 @@
 local view = require("nvim-tree.view")
 local core = require("nvim-tree.core")
-local events = require("nvim-tree.events")
 local notify = require("nvim-tree.notify")
 
 ---@class LibOpenOpts
@@ -130,7 +129,6 @@ function M.open(opts)
     open_view_and_draw()
   end
   view.restore_tab_state()
-  events._dispatch_on_tree_open()
 end
 
 function M.setup(opts)

lua/nvim-tree/node/directory-link.lua

@@ -73,9 +73,10 @@ function DirectoryLinkNode:highlighted_name()
 end
 
 ---Create a sanitized partial copy of a node, populating children recursively.
----@return DirectoryLinkNode cloned
-function DirectoryLinkNode:clone()
-  local clone = DirectoryNode.clone(self) --[[@as DirectoryLinkNode]]
+---@param api_nodes table<number, nvim_tree.api.Node>? optional map of uids to api node to populate
+---@return nvim_tree.api.DirectoryLinkNode cloned
+function DirectoryLinkNode:clone(api_nodes)
+  local clone = DirectoryNode.clone(self, api_nodes) --[[@as nvim_tree.api.DirectoryLinkNode]]
 
   clone.link_to = self.link_to
   clone.fs_stat_target = self.fs_stat_target

lua/nvim-tree/node/directory.lua

@@ -271,18 +271,20 @@ function DirectoryNode:highlighted_name()
 end
 
 ---Create a sanitized partial copy of a node, populating children recursively.
----@return DirectoryNode cloned
-function DirectoryNode:clone()
-  local clone        = Node.clone(self) --[[@as DirectoryNode]]
+---@param api_nodes table<number, nvim_tree.api.Node>? optional map of uids to api node to populate
+---@return nvim_tree.api.DirectoryNode cloned
+function DirectoryNode:clone(api_nodes)
+  local clone        = Node.clone(self, api_nodes) --[[@as nvim_tree.api.DirectoryNode]]
 
   clone.has_children = self.has_children
-  clone.group_next   = nil
   clone.nodes        = {}
   clone.open         = self.open
-  clone.hidden_stats = nil
 
+  local clone_child
   for _, child in ipairs(self.nodes) do
-    table.insert(clone.nodes, child:clone())
+    clone_child = child:clone(api_nodes)
+    clone_child.parent = clone
+    table.insert(clone.nodes, clone_child)
   end
 
   return clone

lua/nvim-tree/node/file-link.lua

@@ -58,9 +58,10 @@ function FileLinkNode:highlighted_name()
 end
 
 ---Create a sanitized partial copy of a node
----@return FileLinkNode cloned
-function FileLinkNode:clone()
-  local clone = FileNode.clone(self) --[[@as FileLinkNode]]
+---@param api_nodes table<number, nvim_tree.api.Node>? optional map of uids to api node to populate
+---@return nvim_tree.api.FileLinkNode cloned
+function FileLinkNode:clone(api_nodes)
+  local clone = FileNode.clone(self, api_nodes) --[[@as nvim_tree.api.FileLinkNode]]
 
   clone.link_to = self.link_to
   clone.fs_stat_target = self.fs_stat_target

lua/nvim-tree/node/file.lua

@@ -94,9 +94,10 @@ function FileNode:highlighted_name()
 end
 
 ---Create a sanitized partial copy of a node
----@return FileNode cloned
-function FileNode:clone()
-  local clone = Node.clone(self) --[[@as FileNode]]
+---@param api_nodes table<number, nvim_tree.api.Node>? optional map of uids to api node to populate
+---@return nvim_tree.api.FileNode cloned
+function FileNode:clone(api_nodes)
+  local clone = Node.clone(self, api_nodes) --[[@as nvim_tree.api.FileNode]]
 
   clone.extension = self.extension
 

lua/nvim-tree/node/init.lua

@@ -2,6 +2,7 @@ local Class = require("nvim-tree.classic")
 
 ---Abstract Node class.
 ---@class (exact) Node: Class
+---@field uid_node number vim.loop.hrtime() at construction time
 ---@field type "file" | "directory" | "link" uv.fs_stat.result.type
 ---@field explorer Explorer
 ---@field absolute_path string
@@ -25,6 +26,7 @@ local Node = Class:extend()
 ---@protected
 ---@param args NodeArgs
 function Node:new(args)
+  self.uid_node      = vim.loop.hrtime()
   self.explorer      = args.explorer
   self.absolute_path = args.absolute_path
   self.executable    = false
@@ -112,21 +114,19 @@ end
 
 ---Highlighted name for the node
 ---Empty for base Node
----@return HighlightedString icon
+---@return HighlightedString name
 function Node:highlighted_name()
   return self:highlighted_name_empty()
 end
 
 ---Create a sanitized partial copy of a node, populating children recursively.
----@return Node cloned
-function Node:clone()
-  ---@type Explorer
-  local explorer_placeholder = nil
-
-  ---@type Node
+---@param api_nodes table<number, nvim_tree.api.Node>? optional map of uids to api node to populate
+---@return nvim_tree.api.Node cloned
+function Node:clone(api_nodes)
+  ---@type nvim_tree.api.Node
   local clone = {
+    uid_node      = self.uid_node,
     type          = self.type,
-    explorer      = explorer_placeholder,
     absolute_path = self.absolute_path,
     executable    = self.executable,
     fs_stat       = self.fs_stat,
@@ -134,10 +134,13 @@ function Node:clone()
     hidden        = self.hidden,
     name          = self.name,
     parent        = nil,
-    diag_status   = nil,
-    is_dot        = self.is_dot,
+    diag_severity = self.diag_status and self.diag_status.value or nil,
   }
 
+  if api_nodes then
+    api_nodes[self.uid_node] = clone
+  end
+
   return clone
 end
 

lua/nvim-tree/node/link.lua

@@ -2,7 +2,7 @@ local Class = require("nvim-tree.classic")
 
 ---@class (exact) LinkNode: Class
 ---@field link_to string
----@field protected fs_stat_target uv.fs_stat.result
+---@field fs_stat_target uv.fs_stat.result
 local LinkNode = Class:extend()
 
 ---@class (exact) LinkNodeArgs: NodeArgs

lua/nvim-tree/node/root.lua

@@ -22,4 +22,13 @@ function RootNode:destroy()
   DirectoryNode.destroy(self)
 end
 
+---Create a sanitized partial copy of a node, populating children recursively.
+---@param api_nodes table<number, nvim_tree.api.Node>? optional map of uids to api node to populate
+---@return nvim_tree.api.RootNode cloned
+function RootNode:clone(api_nodes)
+  local clone = DirectoryNode.clone(self, api_nodes) --[[@as nvim_tree.api.RootNode]]
+
+  return clone
+end
+
 return RootNode

lua/nvim-tree/renderer/builder.lua

@@ -3,32 +3,39 @@ local utils = require("nvim-tree.utils")
 local view = require("nvim-tree.view")
 
 local Class = require("nvim-tree.classic")
+
 local DirectoryNode = require("nvim-tree.node.directory")
 
-local DecoratorBookmarks = require("nvim-tree.renderer.decorator.bookmarks")
-local DecoratorCopied = require("nvim-tree.renderer.decorator.copied")
-local DecoratorCut = require("nvim-tree.renderer.decorator.cut")
-local DecoratorDiagnostics = require("nvim-tree.renderer.decorator.diagnostics")
-local DecoratorGit = require("nvim-tree.renderer.decorator.git")
-local DecoratorModified = require("nvim-tree.renderer.decorator.modified")
-local DecoratorHidden = require("nvim-tree.renderer.decorator.hidden")
-local DecoratorOpened = require("nvim-tree.renderer.decorator.opened")
+local BookmarkDecorator = require("nvim-tree.renderer.decorator.bookmarks")
+local CopiedDecorator = require("nvim-tree.renderer.decorator.copied")
+local CutDecorator = require("nvim-tree.renderer.decorator.cut")
+local DiagnosticsDecorator = require("nvim-tree.renderer.decorator.diagnostics")
+local GitDecorator = require("nvim-tree.renderer.decorator.git")
+local HiddenDecorator = require("nvim-tree.renderer.decorator.hidden")
+local ModifiedDecorator = require("nvim-tree.renderer.decorator.modified")
+local OpenDecorator = require("nvim-tree.renderer.decorator.opened")
+local UserDecorator = require("nvim-tree.renderer.decorator.user")
 
 local pad = require("nvim-tree.renderer.components.padding")
 
----@class (exact) HighlightedString
----@field str string
----@field hl string[]
+---@alias HighlightedString nvim_tree.api.HighlightedString
 
----@class (exact) AddHighlightArgs
----@field group string[]
----@field line number
----@field col_start number
----@field col_end number
+-- Builtin Decorators
+---@type table<nvim_tree.api.decorator.Name, Decorator>
+local BUILTIN_DECORATORS = {
+  Git = GitDecorator,
+  Open = OpenDecorator,
+  Hidden = HiddenDecorator,
+  Modified = ModifiedDecorator,
+  Bookmark = BookmarkDecorator,
+  Diagnostics = DiagnosticsDecorator,
+  Copied = CopiedDecorator,
+  Cut = CutDecorator,
+}
 
 ---@class (exact) Builder
 ---@field lines string[] includes icons etc.
----@field hl_args AddHighlightArgs[] line highlights
+---@field hl_range_args HighlightRangeArgs[] highlights for lines
 ---@field signs string[] line signs
 ---@field extmarks table[] extra marks for right icon placement
 ---@field virtual_lines table[] virtual lines for hidden count display
@@ -39,6 +46,7 @@ local pad = require("nvim-tree.renderer.components.padding")
 ---@field private markers boolean[] indent markers
 ---@field private decorators Decorator[]
 ---@field private hidden_display fun(node: Node): string|nil
+---@field private api_nodes table<number, nvim_tree.api.Node>? optional map of uids to api node for user decorators
 local Builder = Class:extend()
 
 ---@class Builder
@@ -53,25 +61,37 @@ function Builder:new(args)
   self.explorer        = args.explorer
   self.index           = 0
   self.depth           = 0
-  self.hl_args         = {}
+  self.hl_range_args   = {}
   self.combined_groups = {}
   self.lines           = {}
   self.markers         = {}
   self.signs           = {}
   self.extmarks        = {}
   self.virtual_lines   = {}
-  self.decorators      = {
-    -- priority order
-    DecoratorCut({ explorer = args.explorer }),
-    DecoratorCopied({ explorer = args.explorer }),
-    DecoratorDiagnostics({ explorer = args.explorer }),
-    DecoratorBookmarks({ explorer = args.explorer }),
-    DecoratorModified({ explorer = args.explorer }),
-    DecoratorHidden({ explorer = args.explorer }),
-    DecoratorOpened({ explorer = args.explorer }),
-    DecoratorGit({ explorer = args.explorer })
-  }
+  self.decorators      = {}
   self.hidden_display  = Builder:setup_hidden_display_function(self.explorer.opts)
+
+  -- instantiate all the builtin and user decorator instances
+  local builtin, user
+  for _, d in ipairs(self.explorer.opts.renderer.decorators) do
+    ---@type Decorator
+    builtin = BUILTIN_DECORATORS[d]
+
+    ---@type UserDecorator
+    user = type(d) == "table" and type(d.as) == "function" and d:as(UserDecorator)
+
+    if builtin then
+      table.insert(self.decorators, builtin({ explorer = self.explorer }))
+    elseif user then
+      table.insert(self.decorators, user())
+
+      -- clone user nodes once
+      if not self.api_nodes then
+        self.api_nodes = {}
+        self.explorer:clone(self.api_nodes)
+      end
+    end
+  end
 end
 
 ---Insert ranged highlight groups into self.highlights
@@ -80,7 +100,9 @@ end
 ---@param start number
 ---@param end_ number|nil
 function Builder:insert_highlight(groups, start, end_)
-  table.insert(self.hl_args, { groups, self.index, start, end_ or -1 })
+  for _, higroup in ipairs(groups) do
+    table.insert(self.hl_range_args, { higroup = higroup, start = { self.index, start, }, finish = { self.index, end_ or -1, } })
+  end
 end
 
 ---@private
@@ -113,12 +135,12 @@ end
 function Builder:format_line(indent_markers, arrows, icon, name, node)
   local added_len = 0
   local function add_to_end(t1, t2)
-    if not t2 then
+    if not t2 or vim.tbl_isempty(t2) then
       return
     end
     for _, v in ipairs(t2) do
       if added_len > 0 then
-        table.insert(t1, { str = self.explorer.opts.renderer.icons.padding })
+        table.insert(t1, { str = self.explorer.opts.renderer.icons.padding.icon })
       end
       table.insert(t1, v)
     end
@@ -131,22 +153,25 @@ function Builder:format_line(indent_markers, arrows, icon, name, node)
     end
   end
 
+  -- use the api node for user decorators
+  local api_node = self.api_nodes and self.api_nodes[node.uid_node] --[[@as Node]]
+
   local line = { indent_markers, arrows }
   add_to_end(line, { icon })
 
-  for i = #self.decorators, 1, -1 do
-    add_to_end(line, self.decorators[i]:icons_before(node))
+  for _, d in ipairs(self.decorators) do
+    add_to_end(line, d:icons_before(not d:is(UserDecorator) and node or api_node))
   end
 
   add_to_end(line, { name })
 
-  for i = #self.decorators, 1, -1 do
-    add_to_end(line, self.decorators[i]:icons_after(node))
+  for _, d in ipairs(self.decorators) do
+    add_to_end(line, d:icons_after(not d:is(UserDecorator) and node or api_node))
   end
 
   local rights = {}
-  for i = #self.decorators, 1, -1 do
-    add_to_end(rights, self.decorators[i]:icons_right_align(node))
+  for _, d in ipairs(self.decorators) do
+    add_to_end(rights, d:icons_right_align(not d:is(UserDecorator) and node or api_node))
   end
   if #rights > 0 then
     self.extmarks[self.index] = rights
@@ -158,10 +183,14 @@ end
 ---@private
 ---@param node Node
 function Builder:build_signs(node)
+  -- use the api node for user decorators
+  local api_node = self.api_nodes and self.api_nodes[node.uid_node] --[[@as Node]]
+
   -- first in priority order
-  local sign_name
-  for _, d in ipairs(self.decorators) do
-    sign_name = d:sign_name(node)
+  local d, sign_name
+  for i = #self.decorators, 1, -1 do
+    d = self.decorators[i]
+    sign_name = d:sign_name(not d:is(UserDecorator) and node or api_node)
     if sign_name then
       self.signs[self.index] = sign_name
       break
@@ -197,43 +226,50 @@ function Builder:create_combined_group(groups)
   return combined_name
 end
 
----Calculate highlight group for icon and name. A combined highlight group will be created
----when there is more than one highlight.
+---Calculate decorated icon and name for a node.
+---A combined highlight group will be created when there is more than one highlight.
 ---A highlight group is always calculated and upserted for the case of highlights changing.
 ---@private
 ---@param node Node
----@return string|nil icon_hl_group
----@return string|nil name_hl_group
-function Builder:add_highlights(node)
-  -- result
-  local icon_hl_group, name_hl_group
+---@return HighlightedString icon
+---@return HighlightedString name
+function Builder:icon_name_decorated(node)
+  -- use the api node for user decorators
+  local api_node = self.api_nodes and self.api_nodes[node.uid_node] --[[@as Node]]
 
-  -- calculate all groups
+  -- base case
+  local icon = node:highlighted_icon()
+  local name = node:highlighted_name()
+
+  -- calculate node icon and all decorated highlight groups
   local icon_groups = {}
   local name_groups = {}
-  local d, icon, name
-  for i = #self.decorators, 1, -1 do
-    d = self.decorators[i]
-    icon, name = d:groups_icon_name(node)
-    table.insert(icon_groups, icon)
-    table.insert(name_groups, name)
+  local hl_icon, hl_name
+  for _, d in ipairs(self.decorators) do
+    -- maybe overridde icon
+    icon = d:icon_node((not d:is(UserDecorator) and node or api_node)) or icon
+
+    hl_icon, hl_name = d:highlight_group_icon_name((not d:is(UserDecorator) and node or api_node))
+
+    table.insert(icon_groups, hl_icon)
+    table.insert(name_groups, hl_name)
   end
 
-  -- one or many icon groups
+  -- add one or many icon groups
   if #icon_groups > 1 then
-    icon_hl_group = self:create_combined_group(icon_groups)
+    table.insert(icon.hl, self:create_combined_group(icon_groups))
   else
-    icon_hl_group = icon_groups[1]
+    table.insert(icon.hl, icon_groups[1])
   end
 
-  -- one or many name groups
+  -- add one or many name groups
   if #name_groups > 1 then
-    name_hl_group = self:create_combined_group(name_groups)
+    table.insert(name.hl, self:create_combined_group(name_groups))
   else
-    name_hl_group = name_groups[1]
+    table.insert(name.hl, name_groups[1])
   end
 
-  return icon_hl_group, name_hl_group
+  return icon, name
 end
 
 ---Insert node line into self.lines, calling Builder:build_lines for each directory
@@ -246,13 +282,8 @@ function Builder:build_line(node, idx, num_children)
   local indent_markers = pad.get_indent_markers(self.depth, idx, num_children, node, self.markers)
   local arrows = pad.get_arrows(node)
 
-  -- main components
-  local icon, name = node:highlighted_icon(), node:highlighted_name()
-
-  -- highighting
-  local icon_hl_group, name_hl_group = self:add_highlights(node)
-  table.insert(icon.hl, icon_hl_group)
-  table.insert(name.hl, name_hl_group)
+  -- decorated node icon and name
+  local icon, name = self:icon_name_decorated(node)
 
   local line = self:format_line(indent_markers, arrows, icon, name, node)
   table.insert(self.lines, self:unwrap_highlighted_strings(line))

lua/nvim-tree/renderer/components/full-name.lua

@@ -1,6 +1,7 @@
 local M = {}
 
 local utils = require("nvim-tree.utils")
+local view = require("nvim-tree.view")
 
 local function hide(win)
   if win then
@@ -32,7 +33,7 @@ local function effective_win_width()
   return win_width - win_info[1].textoff
 end
 
-local function show()
+local function show(opts)
   local line_nr = vim.api.nvim_win_get_cursor(0)[1]
   if vim.wo.wrap then
     return
@@ -52,6 +53,11 @@ local function show()
   local text_width = vim.fn.strdisplaywidth(vim.fn.substitute(line, "[^[:print:]]*$", "", "g"))
   local win_width = effective_win_width()
 
+  -- windows width reduced by right aligned icons
+  local icon_ns_id = vim.api.nvim_get_namespaces()["NvimTreeExtmarks"]
+  local icon_extmarks = vim.api.nvim_buf_get_extmarks(0, icon_ns_id, { line_nr - 1, 0 }, { line_nr - 1, -1 }, { details = true })
+  win_width = win_width - utils.extmarks_length(icon_extmarks)
+
   if text_width < win_width then
     return
   end
@@ -64,7 +70,9 @@ local function show()
     height    = 1,
     noautocmd = true,
     style     = "minimal",
+    border    = "none"
   })
+  vim.wo[M.popup_win].winhl = view.View.winopts.winhl
 
   local ns_id = vim.api.nvim_get_namespaces()["NvimTreeHighlights"]
   local extmarks = vim.api.nvim_buf_get_extmarks(0, ns_id, { line_nr - 1, 0 }, { line_nr - 1, -1 }, { details = true })
@@ -79,9 +87,18 @@ local function show()
       ---@type vim.api.keyset.extmark_details
       local details = extmark[4]
 
-      vim.api.nvim_buf_add_highlight(0, ns_id, details.hl_group, 0, col, details.end_col)
+      if type(details) == "table" then
+        if vim.fn.has("nvim-0.11") == 1 and vim.hl and vim.hl.range then
+          vim.hl.range(0, ns_id, details.hl_group, { 0, col }, { 0, details.end_col, }, {})
+        else
+          vim.api.nvim_buf_add_highlight(0, ns_id, details.hl_group, 0, col, details.end_col) ---@diagnostic disable-line: deprecated
+        end
+      end
+    end
+    vim.cmd([[ setlocal nowrap noswapfile nobuflisted buftype=nofile bufhidden=wipe ]])
+    if opts.view.cursorline then
+      vim.cmd([[ setlocal cursorline cursorlineopt=both ]])
     end
-    vim.cmd([[ setlocal nowrap cursorline noswapfile nobuflisted buftype=nofile bufhidden=hide ]])
   end)
 end
 
@@ -107,7 +124,7 @@ M.setup = function(opts)
     pattern = { "NvimTree_*" },
     callback = function()
       if utils.is_nvim_tree_buf(0) then
-        show()
+        show(opts)
       end
     end,
   })

lua/nvim-tree/renderer/components/padding.lua

@@ -95,15 +95,15 @@ function M.get_arrows(node)
   local dir = node:as(DirectoryNode)
   if dir then
     if dir.open then
-      str = M.config.icons.glyphs.folder["arrow_open"] .. " "
+      str = M.config.icons.glyphs.folder["arrow_open"] .. M.config.icons.padding.folder_arrow
       hl = "NvimTreeFolderArrowOpen"
     else
-      str = M.config.icons.glyphs.folder["arrow_closed"] .. " "
+      str = M.config.icons.glyphs.folder["arrow_closed"] .. M.config.icons.padding.folder_arrow
     end
   elseif M.config.indent_markers.enable then
     str = ""
   else
-    str = "  "
+    str = " " .. string.rep(" ", #M.config.icons.padding.folder_arrow)
   end
 
   return { str = str, hl = { hl } }

lua/nvim-tree/renderer/decorator/bookmarks.lua

@@ -1,21 +1,21 @@
 local Decorator = require("nvim-tree.renderer.decorator")
 
----@class (exact) DecoratorBookmarks: Decorator
----@field icon HighlightedString?
-local DecoratorBookmarks = Decorator:extend()
+---@class (exact) BookmarkDecorator: Decorator
+---@field private explorer Explorer
+---@field private icon HighlightedString?
+local BookmarkDecorator = Decorator:extend()
 
----@class DecoratorBookmarks
----@overload fun(explorer: DecoratorArgs): DecoratorBookmarks
+---@class BookmarkDecorator
+---@overload fun(args: DecoratorArgs): BookmarkDecorator
 
 ---@protected
 ---@param args DecoratorArgs
-function DecoratorBookmarks:new(args)
-  Decorator.new(self, {
-    explorer       = args.explorer,
-    enabled        = true,
-    hl_pos         = args.explorer.opts.renderer.highlight_bookmarks or "none",
-    icon_placement = args.explorer.opts.renderer.icons.bookmarks_placement or "none",
-  })
+function BookmarkDecorator:new(args)
+  self.explorer        = args.explorer
+
+  self.enabled         = true
+  self.highlight_range = self.explorer.opts.renderer.highlight_bookmarks or "none"
+  self.icon_placement  = self.explorer.opts.renderer.icons.bookmarks_placement or "none"
 
   if self.explorer.opts.renderer.icons.show.bookmarks then
     self.icon = {
@@ -28,8 +28,8 @@ end
 
 ---Bookmark icon: renderer.icons.show.bookmarks and node is marked
 ---@param node Node
----@return HighlightedString[]|nil icons
-function DecoratorBookmarks:calculate_icons(node)
+---@return HighlightedString[]? icons
+function BookmarkDecorator:icons(node)
   if self.explorer.marks:get(node) then
     return { self.icon }
   end
@@ -37,11 +37,11 @@ end
 
 ---Bookmark highlight: renderer.highlight_bookmarks and node is marked
 ---@param node Node
----@return string|nil group
-function DecoratorBookmarks:calculate_highlight(node)
-  if self.range ~= "none" and self.explorer.marks:get(node) then
+---@return string? highlight_group
+function BookmarkDecorator:highlight_group(node)
+  if self.highlight_range ~= "none" and self.explorer.marks:get(node) then
     return "NvimTreeBookmarkHL"
   end
 end
 
-return DecoratorBookmarks
+return BookmarkDecorator

lua/nvim-tree/renderer/decorator/copied.lua

@@ -1,29 +1,29 @@
 local Decorator = require("nvim-tree.renderer.decorator")
 
----@class (exact) DecoratorCopied: Decorator
-local DecoratorCopied = Decorator:extend()
+---@class (exact) CopiedDecorator: Decorator
+---@field private explorer Explorer
+local CopiedDecorator = Decorator:extend()
 
----@class DecoratorCopied
----@overload fun(explorer: DecoratorArgs): DecoratorCopied
+---@class CopiedDecorator
+---@overload fun(args: DecoratorArgs): CopiedDecorator
 
 ---@protected
 ---@param args DecoratorArgs
-function DecoratorCopied:new(args)
-  Decorator.new(self, {
-    explorer       = args.explorer,
-    enabled        = true,
-    hl_pos         = args.explorer.opts.renderer.highlight_clipboard or "none",
-    icon_placement = "none",
-  })
+function CopiedDecorator:new(args)
+  self.explorer   = args.explorer
+
+  self.enabled         = true
+  self.highlight_range = self.explorer.opts.renderer.highlight_clipboard or "none"
+  self.icon_placement  = "none"
 end
 
 ---Copied highlight: renderer.highlight_clipboard and node is copied
 ---@param node Node
----@return string|nil group
-function DecoratorCopied:calculate_highlight(node)
-  if self.range ~= "none" and self.explorer.clipboard:is_copied(node) then
+---@return string? highlight_group
+function CopiedDecorator:highlight_group(node)
+  if self.highlight_range ~= "none" and self.explorer.clipboard:is_copied(node) then
     return "NvimTreeCopiedHL"
   end
 end
 
-return DecoratorCopied
+return CopiedDecorator

lua/nvim-tree/renderer/decorator/cut.lua

@@ -1,29 +1,29 @@
 local Decorator = require("nvim-tree.renderer.decorator")
 
----@class (exact) DecoratorCut: Decorator
-local DecoratorCut = Decorator:extend()
+---@class (exact) CutDecorator: Decorator
+---@field private explorer Explorer
+local CutDecorator = Decorator:extend()
 
----@class DecoratorCut
----@overload fun(explorer: DecoratorArgs): DecoratorCut
+---@class CutDecorator
+---@overload fun(args: DecoratorArgs): CutDecorator
 
 ---@protected
 ---@param args DecoratorArgs
-function DecoratorCut:new(args)
-  Decorator.new(self, {
-    explorer       = args.explorer,
-    enabled        = true,
-    hl_pos         = args.explorer.opts.renderer.highlight_clipboard or "none",
-    icon_placement = "none",
-  })
+function CutDecorator:new(args)
+  self.explorer        = args.explorer
+
+  self.enabled         = true
+  self.highlight_range = self.explorer.opts.renderer.highlight_clipboard or "none"
+  self.icon_placement  = "none"
 end
 
 ---Cut highlight: renderer.highlight_clipboard and node is cut
 ---@param node Node
----@return string|nil group
-function DecoratorCut:calculate_highlight(node)
-  if self.range ~= "none" and self.explorer.clipboard:is_cut(node) then
+---@return string? highlight_group
+function CutDecorator:highlight_group(node)
+  if self.highlight_range ~= "none" and self.explorer.clipboard:is_cut(node) then
     return "NvimTreeCutHL"
   end
 end
 
-return DecoratorCut
+return CutDecorator

lua/nvim-tree/renderer/decorator/diagnostics.lua

@@ -30,58 +30,54 @@ local ICON_KEYS = {
   ["hint"] = vim.diagnostic.severity.HINT,
 }
 
----@class (exact) DecoratorDiagnostics: Decorator
----@field icons HighlightedString[]?
-local DecoratorDiagnostics = Decorator:extend()
+---@class (exact) DiagnosticsDecorator: Decorator
+---@field private explorer Explorer
+---@field private diag_icons HighlightedString[]?
+local DiagnosticsDecorator = Decorator:extend()
 
----@class DecoratorDiagnostics
----@overload fun(explorer: DecoratorArgs): DecoratorDiagnostics
+---@class DiagnosticsDecorator
+---@overload fun(args: DecoratorArgs): DiagnosticsDecorator
 
 ---@protected
 ---@param args DecoratorArgs
-function DecoratorDiagnostics:new(args)
-  Decorator.new(self, {
-    explorer       = args.explorer,
-    enabled        = true,
-    hl_pos         = args.explorer.opts.renderer.highlight_diagnostics or "none",
-    icon_placement = args.explorer.opts.renderer.icons.diagnostics_placement or "none",
-  })
+function DiagnosticsDecorator:new(args)
+  self.explorer        = args.explorer
 
-  if not self.enabled then
-    return
-  end
+  self.enabled         = true
+  self.highlight_range = self.explorer.opts.renderer.highlight_diagnostics or "none"
+  self.icon_placement  = self.explorer.opts.renderer.icons.diagnostics_placement or "none"
 
   if self.explorer.opts.renderer.icons.show.diagnostics then
-    self.icons = {}
+    self.diag_icons = {}
     for name, sev in pairs(ICON_KEYS) do
-      self.icons[sev] = {
+      self.diag_icons[sev] = {
         str = self.explorer.opts.diagnostics.icons[name],
         hl = { HG_ICON[sev] },
       }
-      self:define_sign(self.icons[sev])
+      self:define_sign(self.diag_icons[sev])
     end
   end
 end
 
 ---Diagnostic icon: diagnostics.enable, renderer.icons.show.diagnostics and node has status
 ---@param node Node
----@return HighlightedString[]|nil icons
-function DecoratorDiagnostics:calculate_icons(node)
-  if node and self.enabled and self.icons then
+---@return HighlightedString[]? icons
+function DiagnosticsDecorator:icons(node)
+  if node and self.diag_icons then
     local diag_status = diagnostics.get_diag_status(node)
     local diag_value = diag_status and diag_status.value
 
     if diag_value then
-      return { self.icons[diag_value] }
+      return { self.diag_icons[diag_value] }
     end
   end
 end
 
 ---Diagnostic highlight: diagnostics.enable, renderer.highlight_diagnostics and node has status
 ---@param node Node
----@return string|nil group
-function DecoratorDiagnostics:calculate_highlight(node)
-  if not node or not self.enabled or self.range == "none" then
+---@return string? highlight_group
+function DiagnosticsDecorator:highlight_group(node)
+  if self.highlight_range == "none" then
     return nil
   end
 
@@ -106,4 +102,4 @@ function DecoratorDiagnostics:calculate_highlight(node)
   end
 end
 
-return DecoratorDiagnostics
+return DiagnosticsDecorator

lua/nvim-tree/renderer/decorator/git.lua

@@ -3,7 +3,7 @@ local notify = require("nvim-tree.notify")
 local Decorator = require("nvim-tree.renderer.decorator")
 local DirectoryNode = require("nvim-tree.node.directory")
 
----@class (exact) GitHighlightedString: HighlightedString
+---@class (exact) GitHighlightedString: nvim_tree.api.HighlightedString
 ---@field ord number decreasing priority
 
 ---@alias GitStatusStrings "deleted" | "ignored" | "renamed" | "staged" | "unmerged" | "unstaged" | "untracked"
@@ -12,31 +12,31 @@ local DirectoryNode = require("nvim-tree.node.directory")
 ---@alias GitIconsByXY table<GitXY, GitHighlightedString[]> porcelain status
 ---@alias GitGlyphsByStatus table<GitStatusStrings, string> from opts
 
----@class (exact) DecoratorGit: Decorator
----@field file_hl_by_xy table<GitXY, string>?
----@field folder_hl_by_xy table<GitXY, string>?
----@field icons_by_status GitIconsByStatus?
----@field icons_by_xy GitIconsByXY?
-local DecoratorGit = Decorator:extend()
+---@class (exact) GitDecorator: Decorator
+---@field private explorer Explorer
+---@field private file_hl_by_xy table<GitXY, string>?
+---@field private folder_hl_by_xy table<GitXY, string>?
+---@field private icons_by_status GitIconsByStatus?
+---@field private icons_by_xy GitIconsByXY?
+local GitDecorator = Decorator:extend()
 
----@class DecoratorGit
----@overload fun(explorer: DecoratorArgs): DecoratorGit
+---@class GitDecorator
+---@overload fun(args: DecoratorArgs): GitDecorator
 
 ---@protected
 ---@param args DecoratorArgs
-function DecoratorGit:new(args)
-  Decorator.new(self, {
-    explorer       = args.explorer,
-    enabled        = args.explorer.opts.git.enable,
-    hl_pos         = args.explorer.opts.renderer.highlight_git or "none",
-    icon_placement = args.explorer.opts.renderer.icons.git_placement or "none",
-  })
+function GitDecorator:new(args)
+  self.explorer        = args.explorer
+
+  self.enabled         = self.explorer.opts.git.enable
+  self.highlight_range = self.explorer.opts.renderer.highlight_git or "none"
+  self.icon_placement  = self.explorer.opts.renderer.icons.git_placement or "none"
 
   if not self.enabled then
     return
   end
 
-  if self.range ~= "none" then
+  if self.highlight_range ~= "none" then
     self:build_file_folder_hl_by_xy()
   end
 
@@ -51,7 +51,7 @@ function DecoratorGit:new(args)
 end
 
 ---@param glyphs GitGlyphsByStatus
-function DecoratorGit:build_icons_by_status(glyphs)
+function GitDecorator:build_icons_by_status(glyphs)
   self.icons_by_status           = {}
   self.icons_by_status.staged    = { str = glyphs.staged, hl = { "NvimTreeGitStagedIcon" }, ord = 1 }
   self.icons_by_status.unstaged  = { str = glyphs.unstaged, hl = { "NvimTreeGitDirtyIcon" }, ord = 2 }
@@ -62,8 +62,8 @@ function DecoratorGit:build_icons_by_status(glyphs)
   self.icons_by_status.ignored   = { str = glyphs.ignored, hl = { "NvimTreeGitIgnoredIcon" }, ord = 7 }
 end
 
----@param icons GitIconsByXY
-function DecoratorGit:build_icons_by_xy(icons)
+---@param icons GitIconsByStatus
+function GitDecorator:build_icons_by_xy(icons)
   self.icons_by_xy = {
     ["M "] = { icons.staged },
     [" M"] = { icons.unstaged },
@@ -100,7 +100,7 @@ function DecoratorGit:build_icons_by_xy(icons)
   }
 end
 
-function DecoratorGit:build_file_folder_hl_by_xy()
+function GitDecorator:build_file_folder_hl_by_xy()
   self.file_hl_by_xy = {
     ["M "] = "NvimTreeGitFileStagedHL",
     ["C "] = "NvimTreeGitFileStagedHL",
@@ -142,9 +142,9 @@ end
 
 ---Git icons: git.enable, renderer.icons.show.git and node has status
 ---@param node Node
----@return HighlightedString[]|nil modified icon
-function DecoratorGit:calculate_icons(node)
-  if not node or not self.enabled or not self.icons_by_xy then
+---@return HighlightedString[]? icons
+function GitDecorator:icons(node)
+  if not self.icons_by_xy then
     return nil
   end
 
@@ -159,7 +159,7 @@ function DecoratorGit:calculate_icons(node)
   for _, s in pairs(git_xy) do
     local icons = self.icons_by_xy[s]
     if not icons then
-      if self.range == "none" then
+      if self.highlight_range == "none" then
         notify.warn(string.format("Unrecognized git state '%s'", git_xy))
       end
       return nil
@@ -190,12 +190,12 @@ end
 ---Get the first icon as the sign if appropriate
 ---@param node Node
 ---@return string|nil name
-function DecoratorGit:sign_name(node)
+function GitDecorator:sign_name(node)
   if self.icon_placement ~= "signcolumn" then
     return
   end
 
-  local icons = self:calculate_icons(node)
+  local icons = self:icons(node)
   if icons and #icons > 0 then
     return icons[1].hl[1]
   end
@@ -203,9 +203,9 @@ end
 
 ---Git highlight: git.enable, renderer.highlight_git and node has status
 ---@param node Node
----@return string|nil group
-function DecoratorGit:calculate_highlight(node)
-  if not node or not self.enabled or self.range == "none" then
+---@return string? highlight_group
+function GitDecorator:highlight_group(node)
+  if self.highlight_range == "none" then
     return nil
   end
 
@@ -221,4 +221,4 @@ function DecoratorGit:calculate_highlight(node)
   end
 end
 
-return DecoratorGit
+return GitDecorator

lua/nvim-tree/renderer/decorator/hidden.lua

@@ -1,22 +1,22 @@
 local Decorator = require("nvim-tree.renderer.decorator")
 local DirectoryNode = require("nvim-tree.node.directory")
 
----@class (exact) DecoratorHidden: Decorator
----@field icon HighlightedString?
-local DecoratorHidden = Decorator:extend()
+---@class (exact) HiddenDecorator: Decorator
+---@field private explorer Explorer
+---@field private icon HighlightedString?
+local HiddenDecorator = Decorator:extend()
 
----@class DecoratorHidden
----@overload fun(explorer: DecoratorArgs): DecoratorHidden
+---@class HiddenDecorator
+---@overload fun(args: DecoratorArgs): HiddenDecorator
 
 ---@protected
 ---@param args DecoratorArgs
-function DecoratorHidden:new(args)
-  Decorator.new(self, {
-    explorer       = args.explorer,
-    enabled        = true,
-    hl_pos         = args.explorer.opts.renderer.highlight_hidden or "none",
-    icon_placement = args.explorer.opts.renderer.icons.hidden_placement or "none",
-  })
+function HiddenDecorator:new(args)
+  self.explorer        = args.explorer
+
+  self.enabled         = true
+  self.highlight_range = self.explorer.opts.renderer.highlight_hidden or "none"
+  self.icon_placement  = self.explorer.opts.renderer.icons.hidden_placement or "none"
 
   if self.explorer.opts.renderer.icons.show.hidden then
     self.icon = {
@@ -29,18 +29,18 @@ end
 
 ---Hidden icon: renderer.icons.show.hidden and node starts with `.` (dotfile).
 ---@param node Node
----@return HighlightedString[]|nil icons
-function DecoratorHidden:calculate_icons(node)
-  if self.enabled and node:is_dotfile() then
+---@return HighlightedString[]? icons
+function HiddenDecorator:icons(node)
+  if node:is_dotfile() then
     return { self.icon }
   end
 end
 
 ---Hidden highlight: renderer.highlight_hidden and node starts with `.` (dotfile).
 ---@param node Node
----@return string|nil group
-function DecoratorHidden:calculate_highlight(node)
-  if not self.enabled or self.range == "none" or not node:is_dotfile() then
+---@return string? highlight_group
+function HiddenDecorator:highlight_group(node)
+  if self.highlight_range == "none" or not node:is_dotfile() then
     return nil
   end
 
@@ -51,4 +51,4 @@ function DecoratorHidden:calculate_highlight(node)
   end
 end
 
-return DecoratorHidden
+return HiddenDecorator

lua/nvim-tree/renderer/decorator/init.lua

@@ -1,48 +1,52 @@
 local Class = require("nvim-tree.classic")
 
----@alias DecoratorRange "none" | "icon" | "name" | "all"
----@alias DecoratorIconPlacement "none" | "before" | "after" | "signcolumn" | "right_align"
-
 ---Abstract Decorator
----Uses the factory pattern to instantiate child instances.
 ---@class (exact) Decorator: Class
----@field protected explorer Explorer
 ---@field protected enabled boolean
----@field protected range DecoratorRange
----@field protected icon_placement DecoratorIconPlacement
+---@field protected highlight_range nvim_tree.api.decorator.HighlightRange
+---@field protected icon_placement nvim_tree.api.decorator.IconPlacement
 local Decorator = Class:extend()
 
 ---@class (exact) DecoratorArgs
 ---@field explorer Explorer
 
----@class (exact) AbstractDecoratorArgs: DecoratorArgs
----@field enabled boolean
----@field hl_pos DecoratorRange
----@field icon_placement DecoratorIconPlacement
-
----@protected
----@param args AbstractDecoratorArgs
-function Decorator:new(args)
-  self.explorer       = args.explorer
-  self.enabled        = args.enabled
-  self.range          = args.hl_pos
-  self.icon_placement = args.icon_placement
+---Abstract icon override, optionally implemented
+---@param node Node
+---@return HighlightedString? icon_node
+function Decorator:icon_node(node)
+  return self:nop(node)
 end
 
----Maybe highlight groups
+---Abstract icons, optionally implemented
+---@protected
 ---@param node Node
----@return string|nil icon highlight group
----@return string|nil name highlight group
-function Decorator:groups_icon_name(node)
+---@return HighlightedString[]? icons
+function Decorator:icons(node)
+  self:nop(node)
+end
+
+---Abstract highlight group, optionally implemented
+---@protected
+---@param node Node
+---@return string? highlight_group
+function Decorator:highlight_group(node)
+  self:nop(node)
+end
+
+---Maybe highlight groups for icon and name
+---@param node Node
+---@return string? icon highlight group
+---@return string? name highlight group
+function Decorator:highlight_group_icon_name(node)
   local icon_hl, name_hl
 
-  if self.enabled and self.range ~= "none" then
-    local hl = self:calculate_highlight(node)
+  if self.enabled and self.highlight_range ~= "none" then
+    local hl = self:highlight_group(node)
 
-    if self.range == "all" or self.range == "icon" then
+    if self.highlight_range == "all" or self.highlight_range == "icon" then
       icon_hl = hl
     end
-    if self.range == "all" or self.range == "name" then
+    if self.highlight_range == "all" or self.highlight_range == "name" then
       name_hl = hl
     end
   end
@@ -52,13 +56,13 @@ end
 
 ---Maybe icon sign
 ---@param node Node
----@return string|nil name
+---@return string? name
 function Decorator:sign_name(node)
   if not self.enabled or self.icon_placement ~= "signcolumn" then
     return
   end
 
-  local icons = self:calculate_icons(node)
+  local icons = self:icons(node)
   if icons and #icons > 0 then
     return icons[1].hl[1]
   end
@@ -66,56 +70,40 @@ end
 
 ---Icons when "before"
 ---@param node Node
----@return HighlightedString[]|nil icons
+---@return HighlightedString[]? icons
 function Decorator:icons_before(node)
   if not self.enabled or self.icon_placement ~= "before" then
     return
   end
 
-  return self:calculate_icons(node)
+  return self:icons(node)
 end
 
 ---Icons when "after"
 ---@param node Node
----@return HighlightedString[]|nil icons
+---@return HighlightedString[]? icons
 function Decorator:icons_after(node)
   if not self.enabled or self.icon_placement ~= "after" then
     return
   end
 
-  return self:calculate_icons(node)
+  return self:icons(node)
 end
 
 ---Icons when "right_align"
 ---@param node Node
----@return HighlightedString[]|nil icons
+---@return HighlightedString[]? icons
 function Decorator:icons_right_align(node)
   if not self.enabled or self.icon_placement ~= "right_align" then
     return
   end
 
-  return self:calculate_icons(node)
-end
-
----Maybe icons, optionally implemented
----@protected
----@param _ Node
----@return HighlightedString[]|nil icons
-function Decorator:calculate_icons(_)
-  return nil
-end
-
----Maybe highlight group, optionally implemented
----@protected
----@param _ Node
----@return string|nil group
-function Decorator:calculate_highlight(_)
-  return nil
+  return self:icons(node)
 end
 
 ---Define a sign
 ---@protected
----@param icon HighlightedString|nil
+---@param icon HighlightedString?
 function Decorator:define_sign(icon)
   if icon and #icon.hl > 0 then
     local name = icon.hl[1]
@@ -124,9 +112,8 @@ function Decorator:define_sign(icon)
       vim.fn.sign_undefine(name)
     end
 
-    -- don't use sign if not defined
+    -- don't render sign if empty
     if #icon.str < 1 then
-      self.icon_placement = "none"
       return
     end
 

lua/nvim-tree/renderer/decorator/modified.lua

@@ -3,26 +3,22 @@ local buffers = require("nvim-tree.buffers")
 local Decorator = require("nvim-tree.renderer.decorator")
 local DirectoryNode = require("nvim-tree.node.directory")
 
----@class (exact) DecoratorModified: Decorator
----@field icon HighlightedString?
-local DecoratorModified = Decorator:extend()
+---@class (exact) ModifiedDecorator: Decorator
+---@field private explorer Explorer
+---@field private icon HighlightedString?
+local ModifiedDecorator = Decorator:extend()
 
----@class DecoratorModified
----@overload fun(explorer: DecoratorArgs): DecoratorModified
+---@class ModifiedDecorator
+---@overload fun(args: DecoratorArgs): ModifiedDecorator
 
 ---@protected
 ---@param args DecoratorArgs
-function DecoratorModified:new(args)
-  Decorator.new(self, {
-    explorer       = args.explorer,
-    enabled        = true,
-    hl_pos         = args.explorer.opts.renderer.highlight_modified or "none",
-    icon_placement = args.explorer.opts.renderer.icons.modified_placement or "none",
-  })
+function ModifiedDecorator:new(args)
+  self.explorer        = args.explorer
 
-  if not self.enabled then
-    return
-  end
+  self.enabled         = true
+  self.highlight_range = self.explorer.opts.renderer.highlight_modified or "none"
+  self.icon_placement  = self.explorer.opts.renderer.icons.modified_placement or "none"
 
   if self.explorer.opts.renderer.icons.show.modified then
     self.icon = {
@@ -35,18 +31,18 @@ end
 
 ---Modified icon: modified.enable, renderer.icons.show.modified and node is modified
 ---@param node Node
----@return HighlightedString[]|nil icons
-function DecoratorModified:calculate_icons(node)
-  if self.enabled and buffers.is_modified(node) then
+---@return HighlightedString[]? icons
+function ModifiedDecorator:icons(node)
+  if buffers.is_modified(node) then
     return { self.icon }
   end
 end
 
 ---Modified highlight: modified.enable, renderer.highlight_modified and node is modified
 ---@param node Node
----@return string|nil group
-function DecoratorModified:calculate_highlight(node)
-  if not self.enabled or self.range == "none" or not buffers.is_modified(node) then
+---@return string? highlight_group
+function ModifiedDecorator:highlight_group(node)
+  if self.highlight_range == "none" or not buffers.is_modified(node) then
     return nil
   end
 
@@ -57,4 +53,4 @@ function DecoratorModified:calculate_highlight(node)
   end
 end
 
-return DecoratorModified
+return ModifiedDecorator

lua/nvim-tree/renderer/decorator/opened.lua

@@ -2,31 +2,31 @@ local buffers = require("nvim-tree.buffers")
 
 local Decorator = require("nvim-tree.renderer.decorator")
 
----@class (exact) DecoratorOpened: Decorator
----@field icon HighlightedString|nil
-local DecoratorOpened = Decorator:extend()
+---@class (exact) OpenDecorator: Decorator
+---@field private explorer Explorer
+---@field private icon HighlightedString|nil
+local OpenDecorator = Decorator:extend()
 
----@class DecoratorOpened
----@overload fun(explorer: DecoratorArgs): DecoratorOpened
+---@class OpenDecorator
+---@overload fun(args: DecoratorArgs): OpenDecorator
 
 ---@protected
 ---@param args DecoratorArgs
-function DecoratorOpened:new(args)
-  Decorator.new(self, {
-    explorer       = args.explorer,
-    enabled        = true,
-    hl_pos         = args.explorer.opts.renderer.highlight_opened_files or "none",
-    icon_placement = "none",
-  })
+function OpenDecorator:new(args)
+  self.explorer        = args.explorer
+
+  self.enabled         = true
+  self.highlight_range = self.explorer.opts.renderer.highlight_opened_files or "none"
+  self.icon_placement  = "none"
 end
 
 ---Opened highlight: renderer.highlight_opened_files and node has an open buffer
 ---@param node Node
----@return string|nil group
-function DecoratorOpened:calculate_highlight(node)
-  if self.range ~= "none" and buffers.is_opened(node) then
+---@return string? highlight_group
+function OpenDecorator:highlight_group(node)
+  if self.highlight_range ~= "none" and buffers.is_opened(node) then
     return "NvimTreeOpenedHL"
   end
 end
 
-return DecoratorOpened
+return OpenDecorator

lua/nvim-tree/renderer/decorator/user.lua

@@ -0,0 +1,7 @@
+local Decorator = require("nvim-tree.renderer.decorator")
+
+---Exposed as nvim_tree.api.decorator.UserDecorator
+---@class (exact) UserDecorator: Decorator
+local UserDecorator = Decorator:extend()
+
+return UserDecorator

lua/nvim-tree/renderer/init.lua

@@ -11,6 +11,8 @@ local namespace_highlights_id = vim.api.nvim_create_namespace("NvimTreeHighlight
 local namespace_extmarks_id = vim.api.nvim_create_namespace("NvimTreeExtmarks")
 local namespace_virtual_lines_id = vim.api.nvim_create_namespace("NvimTreeVirtualLines")
 
+---@alias HighlightRangeArgs { higroup:string, start:integer[], finish:integer[] } named arguments for vim.hl.range
+
 ---@class (exact) Renderer: Class
 ---@field explorer Explorer
 local Renderer = Class:extend()
@@ -30,11 +32,11 @@ end
 ---@private
 ---@param bufnr number
 ---@param lines string[]
----@param hl_args AddHighlightArgs[]
+---@param hl_range_args HighlightRangeArgs[]
 ---@param signs string[]
 ---@param extmarks table[] extra marks for right icon placement
 ---@param virtual_lines table[] virtual lines for hidden count display
-function Renderer:_draw(bufnr, lines, hl_args, signs, extmarks, virtual_lines)
+function Renderer:_draw(bufnr, lines, hl_range_args, signs, extmarks, virtual_lines)
   if vim.fn.has("nvim-0.10") == 1 then
     vim.api.nvim_set_option_value("modifiable", true, { buf = bufnr })
   else
@@ -42,7 +44,7 @@ function Renderer:_draw(bufnr, lines, hl_args, signs, extmarks, virtual_lines)
   end
 
   vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, lines)
-  self:render_hl(bufnr, hl_args)
+  self:render_hl(bufnr, hl_range_args)
 
   if vim.fn.has("nvim-0.10") == 1 then
     vim.api.nvim_set_option_value("modifiable", false, { buf = bufnr })
@@ -77,16 +79,18 @@ function Renderer:_draw(bufnr, lines, hl_args, signs, extmarks, virtual_lines)
 end
 
 ---@private
-function Renderer:render_hl(bufnr, hl)
+---@param bufnr integer
+---@param hl_range_args HighlightRangeArgs[]
+function Renderer:render_hl(bufnr, hl_range_args)
   if not bufnr or not vim.api.nvim_buf_is_loaded(bufnr) then
     return
   end
   vim.api.nvim_buf_clear_namespace(bufnr, namespace_highlights_id, 0, -1)
-  for _, data in ipairs(hl) do
-    if type(data[1]) == "table" then
-      for _, group in ipairs(data[1]) do
-        vim.api.nvim_buf_add_highlight(bufnr, namespace_highlights_id, group, data[2], data[3], data[4])
-      end
+  for _, args in ipairs(hl_range_args) do
+    if vim.fn.has("nvim-0.11") == 1 and vim.hl and vim.hl.range then
+      vim.hl.range(bufnr, namespace_highlights_id, args.higroup, args.start, args.finish, {})
+    else
+      vim.api.nvim_buf_add_highlight(bufnr, namespace_highlights_id, args.higroup, args.start[1], args.start[2], args.finish[2]) ---@diagnostic disable-line: deprecated
     end
   end
 end
@@ -103,7 +107,7 @@ function Renderer:draw()
 
   local builder = Builder(self.explorer):build()
 
-  self:_draw(bufnr, builder.lines, builder.hl_args, builder.signs, builder.extmarks, builder.virtual_lines)
+  self:_draw(bufnr, builder.lines, builder.hl_range_args, builder.signs, builder.extmarks, builder.virtual_lines)
 
   if cursor and #builder.lines >= cursor[1] then
     vim.api.nvim_win_set_cursor(view.get_winnr() or 0, cursor)

lua/nvim-tree/utils.lua

@@ -1,5 +1,4 @@
 local Iterator = require("nvim-tree.iterators.node-iterator")
-local notify = require("nvim-tree.notify")
 
 local M = {
   debouncers = {},
@@ -173,6 +172,21 @@ function M.find_node_line(node)
   return -1
 end
 
+---@param extmarks vim.api.keyset.get_extmark_item[] as per vim.api.nvim_buf_get_extmarks
+---@return number
+function M.extmarks_length(extmarks)
+  local length = 0
+  for _, extmark in ipairs(extmarks) do
+    local details = extmark[4]
+    if details and details.virt_text then
+      for _, text in ipairs(details.virt_text) do
+        length = length + vim.fn.strchars(text[1])
+      end
+    end
+  end
+  return length
+end
+
 -- get the node in the tree state depending on the absolute path of the node
 -- (grouped or hidden too)
 ---@param path string
@@ -289,11 +303,51 @@ function M.rename_loaded_buffers(old_path, new_path)
   end
 end
 
+local is_windows_drive = function(path)
+  return (M.is_windows) and (path:match("^%a:\\$") ~= nil)
+end
+
 ---@param path string path to file or directory
 ---@return boolean
 function M.file_exists(path)
-  local _, error = vim.loop.fs_stat(path)
-  return error == nil
+  if not (M.is_windows or M.is_wsl) then
+    local _, error = vim.loop.fs_stat(path)
+    return error == nil
+  end
+
+  -- Windows is case-insensetive, but case-preserving
+  -- If a file's name is being changed into itself
+  -- with different casing, windows will falsely
+  -- report that file is already existing, so a hand-rolled
+  -- implementation of checking for existance is needed.
+  -- Same holds for WSL, since it can sometimes
+  -- access Windows files directly.
+  -- For more details see (#3117).
+
+  if is_windows_drive(path) then
+    return vim.fn.isdirectory(path) == 1
+  end
+
+  local parent = vim.fn.fnamemodify(path, ":h")
+  local filename = vim.fn.fnamemodify(path, ":t")
+
+  local handle = vim.loop.fs_scandir(parent)
+  if not handle then
+    -- File can not exist if its parent directory does not exist
+    return false
+  end
+
+  while true do
+    local name, _ = vim.loop.fs_scandir_next(handle)
+    if not name then
+      break
+    end
+    if name == filename then
+      return true
+    end
+  end
+
+  return false
 end
 
 ---@param path string
@@ -349,20 +403,6 @@ end
 ---@param dst_pos string value pos
 ---@param remove boolean
 function M.move_missing_val(src, src_path, src_pos, dst, dst_path, dst_pos, remove)
-  local ok, err = pcall(vim.validate, {
-    src = { src, "table" },
-    src_path = { src_path, "string" },
-    src_pos = { src_pos, "string" },
-    dst = { dst, "table" },
-    dst_path = { dst_path, "string" },
-    dst_pos = { dst_pos, "string" },
-    remove = { remove, "boolean" },
-  })
-  if not ok then
-    notify.warn("move_missing_val: " .. (err or "invalid arguments"))
-    return
-  end
-
   for pos in string.gmatch(src_path, "([^%.]+)%.*") do
     if src[pos] and type(src[pos]) == "table" then
       src = src[pos]

lua/nvim-tree/view.lua

@@ -119,7 +119,7 @@ local function get_size(size)
   if type(size) == "number" then
     return size
   elseif type(size) == "function" then
-    return size()
+    return get_size(size())
   end
   local size_as_number = tonumber(size:sub(0, -2))
   local percent_as_decimal = size_as_number / 100
@@ -164,8 +164,10 @@ local function set_window_options_and_buffer()
     local eventignore = vim.api.nvim_get_option("eventignore") ---@diagnostic disable-line: deprecated
     vim.api.nvim_set_option("eventignore", "all") ---@diagnostic disable-line: deprecated
 
+    -- #3009 vim.api.nvim_win_set_option does not set local scope without explicit winid.
+    -- Revert to opt_local instead of propagating it through for just the 0.10 path.
     for k, v in pairs(M.View.winopts) do
-      vim.api.nvim_win_set_option(0, k, v) ---@diagnostic disable-line: deprecated
+      vim.opt_local[k] = v
     end
 
     vim.api.nvim_set_option("eventignore", eventignore) ---@diagnostic disable-line: deprecated
@@ -252,7 +254,6 @@ local function close(tabpage)
           return
         end
       end
-      events._dispatch_on_tree_close()
       return
     end
   end
@@ -268,9 +269,12 @@ function M.close_all_tabs()
   end
 end
 
-function M.close()
+---@param tabpage integer|nil
+function M.close(tabpage)
   if M.View.tab.sync.close then
     M.close_all_tabs()
+  elseif tabpage then
+    close(tabpage)
   else
     M.close_this_tab_only()
   end
@@ -284,6 +288,7 @@ function M.open(options)
 
   local profile = log.profile_start("view open")
 
+  events._dispatch_on_tree_pre_open()
   create_buffer()
   open_window()
   M.resize()
@@ -319,8 +324,12 @@ local function grow()
     max_width = get_width(M.View.max_width) - padding
   end
 
-  for _, l in pairs(lines) do
+  local ns_id = vim.api.nvim_get_namespaces()["NvimTreeExtmarks"]
+  for line_nr, l in pairs(lines) do
     local count = vim.fn.strchars(l)
+    -- also add space for right-aligned icons
+    local extmarks = vim.api.nvim_buf_get_extmarks(M.get_bufnr(), ns_id, { line_nr, 0 }, { line_nr, -1 }, { details = true })
+    count = count + utils.extmarks_length(extmarks)
     if resizing_width < count then
       resizing_width = count
     end
@@ -398,6 +407,7 @@ end
 ---@param opts OpenInWinOpts|nil
 function M.open_in_win(opts)
   opts = opts or { hijack_current_buf = true, resize = true }
+  events._dispatch_on_tree_pre_open()
   if opts.winid and vim.api.nvim_win_is_valid(opts.winid) then
     vim.api.nvim_set_current_win(opts.winid)
   end
@@ -409,6 +419,7 @@ function M.open_in_win(opts)
     M.reposition_window()
     M.resize()
   end
+  events._dispatch_on_tree_open()
 end
 
 function M.abandon_current_window()

lua/nvim-tree/watcher.lua

@@ -4,6 +4,8 @@ local utils = require("nvim-tree.utils")
 
 local Class = require("nvim-tree.classic")
 
+local MESSAGE_EMFILE = "fs.inotify.max_user_watches exceeded, see https://github.com/nvim-tree/nvim-tree.lua/wiki/Troubleshooting"
+
 local FS_EVENT_FLAGS = {
   -- inotify or equivalent will be used; fallback to stat has not yet been implemented
   stat = false,
@@ -75,6 +77,18 @@ function Event:start()
   local event_cb = vim.schedule_wrap(function(err, filename)
     if err then
       log.line("watcher", "event_cb '%s' '%s' FAIL : %s", self.path, filename, err)
+
+      -- do nothing if watchers have already been disabled
+      if not M.config.filesystem_watchers.enable then
+        return
+      end
+
+      -- EMFILE is catastrophic
+      if name == "EMFILE" then
+        M.disable_watchers(MESSAGE_EMFILE)
+        return
+      end
+
       local message = string.format("File system watcher failed (%s) for path %s, halting watcher.", err, self.path)
       if err == "EPERM" and (utils.is_windows or utils.is_wsl) then
         -- on directory removal windows will cascade the filesystem events out of order
@@ -94,7 +108,7 @@ function Event:start()
   rc, _, name = self.fs_event:start(self.path, FS_EVENT_FLAGS, event_cb)
   if rc ~= 0 then
     if name == "EMFILE" then
-      M.disable_watchers("fs.inotify.max_user_watches exceeded, see https://github.com/nvim-tree/nvim-tree.lua/wiki/Troubleshooting")
+      M.disable_watchers(MESSAGE_EMFILE)
     else
       notify.warn(string.format("Could not start the fs_event watcher for path %s : %s", self.path, name))
     end

scripts/doc-comments.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 out=$(grep -nr "^--- @" lua)
 

scripts/help-update.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
 # run after changing nvim-tree.lua DEFAULT_OPTS or keymap.lua M.default_on_attach
 # scrapes and updates nvim-tree-lua.txt

scripts/luals-check.sh

@@ -1,9 +1,11 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
 # Performs a lua-language-server check on all files.
 # luals-out/check.json will be produced on any issues, returning 1.
 # Outputs only check.json to stdout, all other messages to stderr, to allow jq etc.
 # $VIMRUNTIME specifies neovim runtime path, defaults to "/usr/share/nvim/runtime" if unset.
+#
+# Call with codestyle-check param to enable only codestyle-check
 
 if [ -z "${VIMRUNTIME}" ]; then
 	export VIMRUNTIME="/usr/share/nvim/runtime"
@@ -17,11 +19,24 @@ FILE_LUARC="${DIR_OUT}/luarc.json"
 rm -rf "${DIR_OUT}"
 mkdir "${DIR_OUT}"
 
-# Uncomment runtime.version for strict neovim baseline 5.1
-# It is not set normally, to prevent luals loading 5.1 and 5.x, resulting in both versions being chosen on vim.lsp.buf.definition()  
-cat "${PWD}/.luarc.json" | sed -E 's/.luals-check-only//g' > "${FILE_LUARC}"
+case "${1}" in
+	"codestyle-check")
+		jq \
+			'.diagnostics.neededFileStatus[] = "None" | .diagnostics.neededFileStatus."codestyle-check" = "Any"' \
+			"${PWD}/.luarc.json" > "${FILE_LUARC}"
 
-# execute inside lua to prevent luals itself from being checked
+		;;
+	*)
+		# Add runtime.version for strict neovim baseline 5.1
+		# It is not set normally, to prevent luals loading 5.1 and 5.x, resulting in both versions being chosen on vim.lsp.buf.definition
+		jq \
+			'."runtime.version" = "Lua 5.1"' \
+			"${PWD}/.luarc.json" > "${FILE_LUARC}"
+
+		;;
+esac
+
+# execute inside lua directory to prevent luals itself from being checked
 OUT=$(lua-language-server --check="${DIR_SRC}" --configpath="${FILE_LUARC}" --checklevel=Information --logpath="${DIR_OUT}" --loglevel=error)
 RC=$?