100 lines
2.7 KiB
Lua
100 lines
2.7 KiB
Lua
local log = require "nvim-tree.log"
|
|
local utils = require "nvim-tree.utils"
|
|
local Watcher = require("nvim-tree.watcher").Watcher
|
|
|
|
local M = {
|
|
config = {},
|
|
uid = 0,
|
|
}
|
|
|
|
---@param path string
|
|
---@return boolean
|
|
local function is_git(path)
|
|
-- If $GIT_DIR is set, consider its value to be equivalent to '.git'.
|
|
-- Expand $GIT_DIR (and `path`) to a full path (see :help filename-modifiers), since
|
|
-- it's possible to set it to a relative path. We want to make our best
|
|
-- effort to expand that to a valid absolute path.
|
|
if vim.fn.fnamemodify(path, ":p") == vim.fn.fnamemodify(vim.env.GIT_DIR, ":p") then
|
|
return true
|
|
elseif vim.fn.fnamemodify(path, ":t") == ".git" then
|
|
return true
|
|
else
|
|
return false
|
|
end
|
|
end
|
|
|
|
local IGNORED_PATHS = {
|
|
-- disable watchers on kernel filesystems
|
|
-- which have a lot of unwanted events
|
|
"/sys",
|
|
"/proc",
|
|
"/dev",
|
|
}
|
|
|
|
---@param path string
|
|
---@return boolean
|
|
local function is_folder_ignored(path)
|
|
for _, folder in ipairs(IGNORED_PATHS) do
|
|
if vim.startswith(path, folder) then
|
|
return true
|
|
end
|
|
end
|
|
|
|
if type(M.config.filesystem_watchers.ignore_dirs) == "table" then
|
|
for _, ignore_dir in ipairs(M.config.filesystem_watchers.ignore_dirs) do
|
|
if vim.fn.match(path, ignore_dir) ~= -1 then
|
|
return true
|
|
end
|
|
end
|
|
elseif type(M.config.filesystem_watchers.ignore_dirs) == "function" then
|
|
return M.config.filesystem_watchers.ignore_dirs(path)
|
|
end
|
|
|
|
return false
|
|
end
|
|
|
|
---@param node Node
|
|
---@return Watcher|nil
|
|
function M.create_watcher(node)
|
|
if not M.config.filesystem_watchers.enable or type(node) ~= "table" then
|
|
return nil
|
|
end
|
|
|
|
local path = node.link_to or node.absolute_path
|
|
if is_git(path) or is_folder_ignored(path) then
|
|
return nil
|
|
end
|
|
|
|
local function callback(watcher)
|
|
log.line("watcher", "node event scheduled refresh %s", watcher.context)
|
|
utils.debounce(watcher.context, M.config.filesystem_watchers.debounce_delay, function()
|
|
if watcher.destroyed then
|
|
return
|
|
end
|
|
if node.link_to then
|
|
log.line("watcher", "node event executing refresh '%s' -> '%s'", node.link_to, node.absolute_path)
|
|
else
|
|
log.line("watcher", "node event executing refresh '%s'", node.absolute_path)
|
|
end
|
|
local explorer = require("nvim-tree.core").get_explorer()
|
|
if explorer then
|
|
explorer:refresh_node(node, function()
|
|
require("nvim-tree.renderer").draw()
|
|
end)
|
|
end
|
|
end)
|
|
end
|
|
|
|
M.uid = M.uid + 1
|
|
return Watcher:new(path, nil, callback, {
|
|
context = "explorer:watch:" .. path .. ":" .. M.uid,
|
|
})
|
|
end
|
|
|
|
function M.setup(opts)
|
|
M.config.filesystem_watchers = opts.filesystem_watchers
|
|
M.uid = 0
|
|
end
|
|
|
|
return M
|