Function hasInclude

static/editor.md/lib/codemirror/addon/fold/brace-fold.js:87–92

(line)

CodeMirror.registerHelper("fold", "include", function(cm, start) {
  function hasInclude(line) {
    if (line < cm.firstLine() || line > cm.lastLine()) return null;
    var start = cm.getTokenAt(CodeMirror.Pos(line, 1));
    if (!/\S/.test(start.string)) start = cm.getTokenAt(CodeMirror.Pos(line, start.end + 1));
    if (start.type == "meta" && start.string.slice(0, 8) == "#include") return start.start + 8;
  }

  var start = start.line, has = hasInclude(start);
  if (has == null || hasInclude(start - 1) != null) return null;