Function methodOp

external/.scrollLibs.js:5546–5558

(f)

  // Used to add methods to editor and doc instances, wrapping them in
  // operations.
  function methodOp(f) {
    return function () {
      if (this.curOp) {
        return f.apply(this, arguments)
      }
      startOperation(this)
      try {
        return f.apply(this, arguments)
      } finally {
        endOperation(this)
      }
    }
  }
  function docMethodOp(f) {
    return function () {
      var cm = this.cm