fix: alias cwd_only and only_cwd option for buffers and oldfiles (#1316)

* Alias cwd_only and only_cwd option for builtins

Fixes #1199
Closes #1275

doc/telescope.txt

@@ -1059,6 +1059,7 @@ builtin.oldfiles({opts})                                  *builtin.oldfiles()*
 
     Options: ~
         {only_cwd} (boolean)  show only files in the cwd (default: false)
+        {cwd_only} (boolean)  alias for only_cwd
 
 
 builtin.command_history({opts})                    *builtin.command_history()*
@@ -1148,6 +1149,7 @@ builtin.buffers({opts})                                    *builtin.buffers()*
         {only_cwd}              (boolean)  if true, only show buffers in the
                                            current working directory (default:
                                            false)
+        {cwd_only}              (boolean)  alias for only_cwd
         {sort_lastused}         (boolean)  Sorts current and last buffer to
                                            the top and selects the lastused
                                            (default: false)

lua/telescope/builtin/init.lua

@@ -262,6 +262,7 @@ builtin.loclist = require_on_exported_call("telescope.builtin.internal").loclist
 --- Lists previously open files, opens on `<cr>`
 ---@param opts table: options to pass to the picker
 ---@field only_cwd boolean: show only files in the cwd (default: false)
+---@field cwd_only boolean: alias for only_cwd
 builtin.oldfiles = require_on_exported_call("telescope.builtin.internal").oldfiles
 
 --- Lists commands that were executed recently, and reruns them on `<cr>`
@@ -302,6 +303,7 @@ builtin.reloader = require_on_exported_call("telescope.builtin.internal").reload
 ---@field show_all_buffers boolean: if true, show all buffers, including unloaded buffers (default: true)
 ---@field ignore_current_buffer boolean: if true, don't show the current buffer in the list (default: false)
 ---@field only_cwd boolean: if true, only show buffers in the current working directory (default: false)
+---@field cwd_only boolean: alias for only_cwd
 ---@field sort_lastused boolean: Sorts current and last buffer to the top and selects the lastused (default: false)
 ---@field sort_mru boolean: Sorts all buffers after most recent used. Not just the current and last one (default: false)
 ---@field bufnr_width number: Defines the width of the buffer numbers in front of the filenames  (default: dynamic)

lua/telescope/builtin/internal.lua

@@ -15,6 +15,20 @@ local conf = require("telescope.config").values
 
 local filter = vim.tbl_filter
 
+-- Makes sure aliased options are set correctly
+local function apply_cwd_only_aliases(opts)
+  local has_cwd_only = opts.cwd_only ~= nil
+  local has_only_cwd = opts.only_cwd ~= nil
+
+  if has_only_cwd and not has_cwd_only then
+    -- Internally, use cwd_only
+    opts.cwd_only = opts.only_cwd
+    opts.only_cwd = nil
+  end
+
+  return opts
+end
+
 local internal = {}
 
 -- TODO: What the heck should we do for accepting this.
@@ -346,6 +360,7 @@ internal.loclist = function(opts)
 end
 
 internal.oldfiles = function(opts)
+  opts = apply_cwd_only_aliases(opts)
   opts.include_current_session = utils.get_default(opts.include_current_session, true)
 
   local current_buffer = vim.api.nvim_get_current_buf()
@@ -700,6 +715,7 @@ internal.reloader = function(opts)
 end
 
 internal.buffers = function(opts)
+  opts = apply_cwd_only_aliases(opts)
   local bufnrs = filter(function(b)
     if 1 ~= vim.fn.buflisted(b) then
       return false
@@ -711,7 +727,7 @@ internal.buffers = function(opts)
     if opts.ignore_current_buffer and b == vim.api.nvim_get_current_buf() then
       return false
     end
-    if opts.only_cwd and not string.find(vim.api.nvim_buf_get_name(b), vim.loop.cwd(), 1, true) then
+    if opts.cwd_only and not string.find(vim.api.nvim_buf_get_name(b), vim.loop.cwd(), 1, true) then
       return false
     end
     return true