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authorAshkan Kiani <ashkan.k.kiani@gmail.com>2019-11-14 01:07:09 -0800
committerAshkan Kiani <ashkan.k.kiani@gmail.com>2019-11-14 01:07:09 -0800
commit9666b63a70e28b1eef084489a44ea4b4bb4ae65a (patch)
tree5870a50d5bce771ca0cde5ae0fe5eba52aa14fdf /lua/common_lsp/util.lua
parentFix README links. (diff)
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Rename to nvim_lsp and nvim-lsp.
Diffstat (limited to 'lua/common_lsp/util.lua')
-rw-r--r--lua/common_lsp/util.lua262
1 files changed, 0 insertions, 262 deletions
diff --git a/lua/common_lsp/util.lua b/lua/common_lsp/util.lua
deleted file mode 100644
index 6cc6db0f..00000000
--- a/lua/common_lsp/util.lua
+++ /dev/null
@@ -1,262 +0,0 @@
-local validate = vim.validate
-local api = vim.api
-local lsp = vim.lsp
-local uv = vim.loop
-
-local M = {}
-
-function M.validate_bufnr(bufnr)
- validate {
- bufnr = { bufnr, 'n' }
- }
- return bufnr == 0 and api.nvim_get_current_buf() or bufnr
-end
-
-function M.add_hook_before(fn, new_fn)
- if fn then
- return function(...)
- -- TODO which result?
- new_fn(...)
- return fn(...)
- end
- else
- return new_fn
- end
-end
-
-function M.add_hook_after(fn, new_fn)
- if fn then
- return function(...)
- -- TODO which result?
- fn(...)
- return new_fn(...)
- end
- else
- return new_fn
- end
-end
-
-local function split_lines(s)
- return vim.split(s, "\n", true)
-end
-
-function M.tbl_deep_extend(dst, ...)
- validate { dst = { dst, 't' } }
- for i = 1, select("#", ...) do
- local t = select(i, ...)
- validate { arg = { t, 't' } }
- for k, v in pairs(t) do
- if type(v) == 'table' and not vim.tbl_islist(v) then
- dst[k] = M.tbl_deep_extend(dst[k] or {}, v)
- else
- dst[k] = v
- end
- end
- end
- return dst
-end
-
-function M.nvim_multiline_command(command)
- validate { command = { command, 's' } }
- for line in vim.gsplit(command, "\n", true) do
- api.nvim_command(line)
- end
-end
-
-function M.lookup_section(settings, section)
- for part in vim.gsplit(section, '.', true) do
- settings = settings[part]
- end
- return settings
-end
-
-function M.create_module_commands(module_name, commands)
- for command_name, def in pairs(commands) do
- local parts = {"command!"}
- -- Insert attributes.
- for k, v in pairs(def) do
- if type(k) == 'string' and type(v) == 'boolean' and v then
- table.insert(parts, "-"..k)
- elseif type(k) == 'number' and type(v) == 'string' and v:match("^%-") then
- table.insert(parts, v)
- end
- end
- table.insert(parts, command_name)
- -- The command definition.
- table.insert(parts,
- string.format("lua require'common_lsp'[%q].commands[%q][1]()", module_name, command_name))
- api.nvim_command(table.concat(parts, " "))
- end
-end
-
--- Some path utilities
-M.path = (function()
- local function exists(filename)
- local stat = uv.fs_stat(filename)
- return stat and stat.type or false
- end
-
- local function is_dir(filename)
- return exists(filename) == 'directory'
- end
-
- local function is_file(filename)
- return exists(filename) == 'file'
- end
-
- local is_windows = uv.os_uname().sysname == "Windows"
- local path_sep = is_windows and "\\" or "/"
-
- local is_fs_root
- if is_windows then
- is_fs_root = function(path)
- return path:match("^%a:\\\\$")
- end
- else
- is_fs_root = function(path)
- return path == "/"
- end
- end
-
- local dirname
- do
- local strip_dir_pat = path_sep.."([^"..path_sep.."]+)$"
- local strip_sep_pat = path_sep.."$"
- dirname = function(path)
- if not path then return end
- local result = path:gsub(strip_sep_pat, ""):gsub(strip_dir_pat, "")
- if #result == 0 then
- return "/"
- end
- return result
- end
- end
-
- local function path_join(...)
- return table.concat(vim.tbl_flatten {...}, path_sep)
- end
-
- -- Traverse the path calling cb along the way.
- local function traverse_parents(path, cb)
- path = uv.fs_realpath(path)
- local dir = path
- -- Just in case our algo is buggy, don't infinite loop.
- for _ = 1, 100 do
- dir = dirname(dir)
- if not dir then return end
- -- If we can't ascend further, then stop looking.
- if cb(dir, path) then
- return dir, path
- end
- if is_fs_root(dir) then
- break
- end
- end
- end
-
- -- Iterate the path until we find the rootdir.
- local function iterate_parents(path)
- path = uv.fs_realpath(path)
- local function it(s, v)
- if not v then return end
- if is_fs_root(v) then return end
- return dirname(v), path
- end
- return it, path, path
- end
-
- return {
- is_dir = is_dir;
- is_file = is_file;
- exists = exists;
- sep = path_sep;
- dirname = dirname;
- join = path_join;
- traverse_parents = traverse_parents;
- iterate_parents = iterate_parents;
- }
-end)()
-
-
--- Returns a function(root_dir), which, when called with a root_dir it hasn't
--- seen before, will call make_config(root_dir) and start a new client.
-function M.server_per_root_dir_manager(make_config)
- local clients = {}
- local manager = {}
-
- function manager.add(root_dir)
- if not root_dir then return end
-
- -- Check if we have a client alredy or start and store it.
- local client_id = clients[root_dir]
- if not client_id then
- local new_config = make_config(root_dir)
- new_config.root_dir = root_dir
- new_config.on_exit = M.add_hook_before(new_config.on_exit, function()
- clients[root_dir] = nil
- end)
- client_id = lsp.start_client(new_config)
- clients[root_dir] = client_id
- end
- return client_id
- end
-
- function manager.clients()
- local res = {}
- for _, id in pairs(clients) do
- local client = lsp.get_client_by_id(id)
- if client then
- table.insert(res, client)
- end
- end
- return res
- end
-
- return manager
-end
-
-function M.search_ancestors(startpath, fn)
- validate { fn = {fn, 'f'} }
- if fn(startpath) then return startpath end
- for path in M.path.iterate_parents(startpath) do
- if fn(path) then return path end
- end
-end
-
-function M.root_pattern(...)
- local patterns = vim.tbl_flatten {...}
- local function matcher(path)
- for _, pattern in ipairs(patterns) do
- if M.path.exists(M.path.join(path, pattern)) then
- return path
- end
- end
- end
- return function(startpath)
- return M.search_ancestors(startpath, matcher)
- end
-end
-function M.find_git_ancestor(startpath)
- return M.search_ancestors(startpath, function(path)
- if M.path.is_dir(M.path.join(path, ".git")) then
- return path
- end
- end)
-end
-function M.find_node_modules_ancestor(startpath)
- return M.search_ancestors(startpath, function(path)
- if M.path.is_dir(M.path.join(path, "node_modules")) then
- return path
- end
- end)
-end
-function M.find_package_json_ancestor(startpath)
- return M.search_ancestors(startpath, function(path)
- if M.path.is_file(M.path.join(path, "package.json")) then
- return path
- end
- end)
-end
-
-return M
--- vim:et ts=2 sw=2