nvim-tree.lua/lua/nvim-tree/git/init.lua
Kiyan e6c1b4cd5b
chore(setup): make setup idempotent (#1340)
Co-authored-by: Alexander Courtis <alex@courtis.org>
2022-06-26 12:14:03 +02:00

148 lines
3.4 KiB
Lua

local log = require "nvim-tree.log"
local utils = require "nvim-tree.utils"
local git_utils = require "nvim-tree.git.utils"
local Runner = require "nvim-tree.git.runner"
local Watcher = require("nvim-tree.watcher").Watcher
local M = {
config = nil,
projects = {},
cwd_to_project_root = {},
}
function M.reload()
if not M.config.enable then
return {}
end
for project_root in pairs(M.projects) do
M.reload_project(project_root)
end
return M.projects
end
function M.reload_project(project_root)
local project = M.projects[project_root]
if not project or not M.config.enable then
return
end
local watcher = M.projects[project_root].watcher
M.projects[project_root] = {}
local git_status = Runner.run {
project_root = project_root,
list_untracked = git_utils.should_show_untracked(project_root),
list_ignored = true,
timeout = M.config.timeout,
}
M.projects[project_root] = {
files = git_status,
dirs = git_utils.file_status_to_dir_status(git_status, project_root),
watcher = watcher,
}
end
function M.get_project(project_root)
return M.projects[project_root]
end
function M.get_project_root(cwd)
if M.cwd_to_project_root[cwd] then
return M.cwd_to_project_root[cwd]
end
if M.cwd_to_project_root[cwd] == false then
return nil
end
local project_root = git_utils.get_toplevel(cwd)
return project_root
end
function M.reload_tree_at(project_root)
local root_node = utils.get_node_from_path(project_root)
if not root_node then
return
end
M.reload_project(project_root)
local project = M.get_project(project_root)
local project_files = project.files and project.files or {}
local project_dirs = project.dirs and project.dirs or {}
local function iterate(n)
local parent_ignored = n.git_status == "!!"
for _, node in pairs(n.nodes) do
node.git_status = project_dirs[node.absolute_path] or project_files[node.absolute_path]
if not node.git_status and parent_ignored then
node.git_status = "!!"
end
if node.nodes and #node.nodes > 0 then
iterate(node)
end
end
end
iterate(root_node)
end
function M.load_project_status(cwd)
if not M.config.enable then
return {}
end
local project_root = M.get_project_root(cwd)
if not project_root then
M.cwd_to_project_root[cwd] = false
return {}
end
local status = M.projects[project_root]
if status then
return status
end
local git_status = Runner.run {
project_root = project_root,
list_untracked = git_utils.should_show_untracked(project_root),
list_ignored = true,
timeout = M.config.timeout,
}
local watcher = nil
if M.config.watcher.enable then
log.line("watcher", "git start")
watcher = Watcher.new {
absolute_path = utils.path_join { project_root, ".git" },
interval = M.config.watcher.interval,
on_event = function()
log.line("watcher", "git event")
M.reload_tree_at(project_root)
require("nvim-tree.renderer").draw()
end,
}
end
M.projects[project_root] = {
files = git_status,
dirs = git_utils.file_status_to_dir_status(git_status, project_root),
watcher = watcher,
}
return M.projects[project_root]
end
function M.purge_state()
M.projects = {}
M.cwd_to_project_root = {}
end
function M.setup(opts)
M.config = opts.git
M.config.watcher = opts.filesystem_watchers
end
return M