feat(picker): added args option for files and grep. Closes #621

lua/snacks/picker/config/sources.lua

@@ -119,6 +119,7 @@ M.diagnostics_buffer = {
 ---@field dirs? string[] directories to search
 ---@field follow? boolean follow symlinks
 ---@field exclude? string[] exclude patterns
+---@field args? string[] additional arguments
 M.files = {
   finder = "files",
   format = "file",
@@ -218,6 +219,7 @@ M.git_diff = {
 ---@field buffers? boolean search in open buffers
 ---@field need_search? boolean require a search pattern
 ---@field exclude? string[] exclude patterns
+---@field args? string[] additional arguments
 M.grep = {
   finder = "grep",
   format = "file",

lua/snacks/picker/source/files.lua

@@ -60,6 +60,9 @@ local function get_cmd(opts, filter)
     args[#args + 1] = "-L"
   end
 
+  -- extra args
+  vim.list_extend(args, opts.args or {})
+
   -- file glob
   ---@type string?
   local pattern, pargs = Snacks.picker.util.parse(filter.search)

lua/snacks/picker/source/grep.lua

@@ -66,6 +66,9 @@ local function get_cmd(opts, filter)
     args[#args + 1] = g
   end
 
+  -- extra args
+  vim.list_extend(args, opts.args or {})
+
   args[#args + 1] = "--"
 
   -- search pattern