patch 8.2.2654: Vim9: getting a character from a string can be slow Commit: https://github.com/vim/vim/commit/ff871400461183010d3ab98f3f326e4bb75e221b Author: Bram Moolenaar <Bram@vim.org> Date: Fri Mar 26 13:34:05 2021 +0100 patch 8.2.2654: Vim9: getting a character from a string can be slow Problem: Vim9: getting a character from a string can be slow. Solution: Avoid a function call to get the character byte size. (https://github.com/vim/vim/issues/8000)

" Vim compiler file
" Compiler:    Standard for JavaScript
" Maintainer:  Romain Lafourcade <romainlafourcade@gmail.com>
" Last Change: 2020 August 20

if exists("current_compiler")
  finish
endif
let current_compiler = "standard"

if exists(":CompilerSet") != 2
  command -nargs=* CompilerSet setlocal <args>
endif

CompilerSet makeprg=npx\ standard
CompilerSet errorformat=%f:%l:%c:\ %m,%-G%.%#