patch 8.2.0483: Vim9: "let x = x + 1" does not give an error Commit: https://github.com/vim/vim/commit/d25ec2cfa0c25c3b00b7f8963b8aea799df1f20a Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 30 21:05:45 2020 +0200 patch 8.2.0483: Vim9: "let x = x + 1" does not give an error Problem: Vim9: "let x = x + 1" does not give an error. Solution: Hide the variable when compiling the expression.

" Vim filetype plugin file
" Language: 	tmux(1) configuration file
" URL: 		https://github.com/ericpruitt/tmux.vim/
" Maintainer: 	Eric Pruitt <eric.pruitt@gmail.com>
" Last Changed: 2017 Mar 10

if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

setlocal commentstring=#\ %s