Function prepend

static/editor.md/lib/codemirror/mode/jade/jade.js:213–218

(stream, state)

    }
  }
  function prepend(stream, state) {
    if (stream.match(/^prepend\b/)) {
      state.restOfLine = 'variable';
      return KEYWORD;
    }
  }
  function block(stream, state) {
    if (stream.match(/^block\b *(?:(prepend|append)\b)?/)) {
      state.restOfLine = 'variable';