docs: type fixes #34831

runtime/lua/vim/_meta/api_keysets.lua

@@ -246,12 +246,12 @@ error('Cannot require a meta file')
 --- @field end_col? integer
 --- @field hl_group? any
 --- @field virt_text? any[]
---- @field virt_text_pos? string
+--- @field virt_text_pos? "eol"|"eol_right_align"|"overlay"|"right_align"|"inline"
 --- @field virt_text_win_col? integer
 --- @field virt_text_hide? boolean
 --- @field virt_text_repeat_linebreak? boolean
 --- @field hl_eol? boolean
---- @field hl_mode? string
+--- @field hl_mode? "replace"|"combine"|"blend"
 --- @field invalidate? boolean
 --- @field ephemeral? boolean
 --- @field priority? integer
@@ -260,7 +260,7 @@ error('Cannot require a meta file')
 --- @field virt_lines? any[]
 --- @field virt_lines_above? boolean
 --- @field virt_lines_leftcol? boolean
---- @field virt_lines_overflow? string
+--- @field virt_lines_overflow? "trunc"|"scroll"
 --- @field strict? boolean
 --- @field sign_text? string
 --- @field sign_hl_group? integer|string

runtime/lua/vim/_meta/builtin_types.lua

@@ -153,7 +153,7 @@
 --- list number in the quickfix stack; zero
 --- means the current quickfix list and "$" means
 --- the last quickfix list.
---- @field nr? integer
+--- @field nr? integer|'$'
 ---
 --- function to get the text to display in the
 --- quickfix window. The value can be the name of

runtime/lua/vim/shared.lua

@@ -688,7 +688,7 @@ end
 ---
 ---@see |vim.isarray()|
 ---
----@param t? table
+---@param t? any
 ---@return boolean `true` if list-like table, else `false`.
 function vim.islist(t)
   if type(t) ~= 'table' then