patch 8.2.0360: yaml files are only recognized by the file extension Commit: https://github.com/vim/vim/commit/8eab73132838e977092d7b46f70b4ecf6274fd6a Author: Bram Moolenaar <Bram@vim.org> Date: Fri Mar 6 22:25:56 2020 +0100 patch 8.2.0360: yaml files are only recognized by the file extension Problem: Yaml files are only recognized by the file extension. Solution: Check for a line starting with "%YAML". (Jason Franklin)

" Vim compiler file
" Compiler:	javac
" Maintainer:	Doug Kearns <dougkearns@gmail.com>
" Last Change:	2004 Nov 27

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

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

CompilerSet makeprg=javac

CompilerSet errorformat=%E%f:%l:\ %m,%-Z%p^,%-C%.%#,%-G%.%#