refactor(actions): move actions into semantic modules (#1410)

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

@@ -0,0 +1,84 @@
+local a = vim.api
+
+local log = require "nvim-tree.log"
+local utils = require "nvim-tree.utils"
+local core = require "nvim-tree.core"
+
+local M = {
+  current_tab = a.nvim_get_current_tabpage(),
+}
+
+local function clean_input_cwd(name)
+  local root_parent_cwd = vim.fn.fnamemodify(utils.path_remove_trailing(core.get_cwd()), ":h")
+  if name == ".." and root_parent_cwd then
+    return vim.fn.expand(root_parent_cwd)
+  else
+    return vim.fn.expand(name)
+  end
+end
+
+local function is_window_event(new_tabpage)
+  local is_event_scope_window = vim.v.event.scope == "window" or vim.v.event.changed_window
+  return is_event_scope_window and new_tabpage == M.current_tab
+end
+
+local function prevent_cwd_change(foldername)
+  local is_same_cwd = foldername == core.get_cwd()
+  local is_restricted_above = M.options.restrict_above_cwd and foldername < vim.fn.getcwd(-1, -1)
+  return is_same_cwd or is_restricted_above
+end
+
+function M.fn(input_cwd, with_open)
+  if not core.get_explorer() then
+    return
+  end
+
+  local new_tabpage = a.nvim_get_current_tabpage()
+  if is_window_event(new_tabpage) then
+    return
+  end
+
+  local foldername = clean_input_cwd(input_cwd)
+  if prevent_cwd_change(foldername) then
+    return
+  end
+
+  M.current_tab = new_tabpage
+  M.force_dirchange(foldername, with_open)
+end
+
+local function cd(global, path)
+  vim.cmd((global and "cd " or "lcd ") .. vim.fn.fnameescape(path))
+end
+
+local function should_change_dir()
+  return M.options.enable and vim.tbl_isempty(vim.v.event)
+end
+
+local function add_profiling_to(f)
+  return function(foldername, should_open_view)
+    local ps = log.profile_start("change dir %s", foldername)
+    f(foldername, should_open_view)
+    log.profile_end(ps, "change dir %s", foldername)
+  end
+end
+
+M.force_dirchange = add_profiling_to(function(foldername, should_open_view)
+  if should_change_dir() then
+    cd(M.options.global, foldername)
+  end
+
+  core.init(foldername)
+
+  if should_open_view then
+    require("nvim-tree.lib").open()
+  else
+    require("nvim-tree.renderer").draw()
+  end
+end)
+
+function M.setup(options)
+  M.options = options.actions.change_dir
+end
+
+return M

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

@@ -0,0 +1,16 @@
+local utils = require "nvim-tree.utils"
+local core = require "nvim-tree.core"
+
+local M = {}
+
+function M.fn(node)
+  if not node or node.name == ".." then
+    return require("nvim-tree.actions.root.change-dir").fn ".."
+  else
+    local newdir = vim.fn.fnamemodify(utils.path_remove_trailing(core.get_cwd()), ":h")
+    require("nvim-tree.actions.root.change-dir").fn(newdir)
+    return require("nvim-tree.actions.finders.find-file").fn(node.absolute_path)
+  end
+end
+
+return M