68be6df2fc
* add todo * refactor(#2886): multi instance: node class refactoring: extract links, *_git_status (#2944) * extract DirectoryLinkNode and FileLinkNode, move Node methods to children * temporarily move DirectoryNode methods into BaseNode for easier reviewing * move mostly unchanged DirectoryNode methods back to BaseNode * tidy * git.git_status_file takes an array * update git status of links * luacheck hack * safer git_status_dir * refactor(#2886): multi instance: node class refactoring: DirectoryNode:expand_or_collapse (#2957) move expand_or_collapse to DirectoryNode * refactor(#2886): multi instance: node group functions refactoring (#2959) * move last_group_node to DirectoryNode * move add BaseNode:as and more doc * revert parameter name changes * revert parameter name changes * add Class * move group methods into DN * tidy group methods * tidy group methods * tidy group methods * tidy group methods * parent is DirectoryNode * tidy expand all * BaseNode -> Node * move watcher to DirectoryNode * last_group_node is DirectoryNode only * simplify create-file * simplify parent * simplify collapse-all * simplify live-filter * style * more type safety
95 lines
2.5 KiB
Lua
95 lines
2.5 KiB
Lua
local log = require("nvim-tree.log")
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local utils = require("nvim-tree.utils")
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local Watcher = require("nvim-tree.watcher").Watcher
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local M = {
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config = {},
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uid = 0,
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}
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---@param path string
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---@return boolean
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local function is_git(path)
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-- If $GIT_DIR is set, consider its value to be equivalent to '.git'.
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-- Expand $GIT_DIR (and `path`) to a full path (see :help filename-modifiers), since
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-- it's possible to set it to a relative path. We want to make our best
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-- effort to expand that to a valid absolute path.
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if vim.fn.fnamemodify(path, ":p") == vim.fn.fnamemodify(vim.env.GIT_DIR, ":p") then
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return true
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elseif vim.fn.fnamemodify(path, ":t") == ".git" then
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return true
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else
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return false
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end
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end
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local IGNORED_PATHS = {
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-- disable watchers on kernel filesystems
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-- which have a lot of unwanted events
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"/sys",
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"/proc",
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"/dev",
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}
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---@param path string
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---@return boolean
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local function is_folder_ignored(path)
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for _, folder in ipairs(IGNORED_PATHS) do
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if vim.startswith(path, folder) then
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return true
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end
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end
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if type(M.config.filesystem_watchers.ignore_dirs) == "table" then
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for _, ignore_dir in ipairs(M.config.filesystem_watchers.ignore_dirs) do
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if vim.fn.match(path, ignore_dir) ~= -1 then
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return true
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end
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end
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elseif type(M.config.filesystem_watchers.ignore_dirs) == "function" then
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return M.config.filesystem_watchers.ignore_dirs(path)
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end
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return false
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end
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---@param node DirectoryNode
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---@return Watcher|nil
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function M.create_watcher(node)
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if not M.config.filesystem_watchers.enable or type(node) ~= "table" then
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return nil
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end
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local path = node.link_to or node.absolute_path
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if is_git(path) or is_folder_ignored(path) then
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return nil
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end
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local function callback(watcher)
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log.line("watcher", "node event scheduled refresh %s", watcher.context)
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utils.debounce(watcher.context, M.config.filesystem_watchers.debounce_delay, function()
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if watcher.destroyed then
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return
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end
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if node.link_to then
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log.line("watcher", "node event executing refresh '%s' -> '%s'", node.link_to, node.absolute_path)
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else
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log.line("watcher", "node event executing refresh '%s'", node.absolute_path)
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end
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node:refresh()
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end)
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end
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M.uid = M.uid + 1
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return Watcher:new(path, nil, callback, {
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context = "explorer:watch:" .. path .. ":" .. M.uid,
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})
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end
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function M.setup(opts)
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M.config.filesystem_watchers = opts.filesystem_watchers
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M.uid = 0
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end
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return M
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