patch 8.1.1753: use of popup window mask is inefficient commit https://github.com/vim/vim/commit/e865dcbce1ea2fcdc172b7d47d320cd40f91b917 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jul 26 22:15:50 2019 +0200 patch 8.1.1753: use of popup window mask is inefficient Problem: Use of popup window mask is inefficient. Solution: Precompute and cache the mask.

" 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