patch 8.1.1805: au_did_filetype is declared twice commit https://github.com/vim/vim/commit/6cd57d44669c02af9195f5601b882edd435b47e8 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 3 23:08:14 2019 +0200 patch 8.1.1805: au_did_filetype is declared twice Problem: Au_did_filetype is declared twice. Solution: Remove it from autocmd.c. (closes https://github.com/vim/vim/issues/4767)

" Vim syntax file
" Language:	Bazel (http://bazel.io)
" Maintainer:	David Barnett (https://github.com/google/vim-ft-bzl)
" Last Change:	2015 Aug 11

if exists('b:current_syntax')
  finish
endif


runtime! syntax/python.vim

let b:current_syntax = 'bzl'

syn region bzlRule start='^\w\+($' end='^)\n*' transparent fold
syn region bzlList start='\[' end='\]' transparent fold