commit https://github.com/vim/vim/commit/f1f60f859cdbb2638b3662ccf7b1d179865fe7dc Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 16 15:40:53 2016 +0100 patch 7.4.1102 Problem: Debugger has no stack backtrace support. Solution: Add "backtrace", "frame", "up" and "down" commands. (Alberto Fanjul, closes https://github.com/vim/vim/issues/433)

" 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