review comments

Author: williamboman

lua/telescope/builtin/lsp.lua

@@ -142,7 +142,7 @@ lsp.code_actions = function(opts)
         }
 
         for key, value in pairs(widths) do
-          widths[key] = math.max(value, vim.fn.strdisplaywidth(entry[key]))
+          widths[key] = math.max(value, utils.strdisplaywidth(entry[key]))
         end
 
         table.insert(results, entry)
@@ -159,15 +159,15 @@ lsp.code_actions = function(opts)
   local displayer = entry_display.create {
     separator = " ",
     items = {
-      { width = widths.idx },
+      { width = widths.idx + 1 }, -- +1 for ":" suffix
       { width = widths.command_title },
       { width = widths.client_name },
     },
   }
 
   local function make_display(entry)
     return displayer {
-      {entry.idx, "TelescopePromptPrefix"},
+      {entry.idx .. ":", "TelescopePromptPrefix"},
       {entry.command_title},
       {entry.client_name, "TelescopeResultsComment"},
     }

lua/telescope/utils.lua

@@ -259,13 +259,14 @@ utils.strdisplaywidth = (function()
 
     return function(str, col)
       local startcol = col or 0
+      str = tostring(str)
       local s = ffi.new('char[?]', #str + 1)
       ffi.copy(s, str)
       return ffi.C.linetabsize_col(startcol, s) - startcol
     end
   else
     return function(str, col)
-      return #str - (col or 0)
+      return #(tostring(str)) - (col or 0)
     end
   end
 end)()