Method sync

lib/lazy-result.js:402–437

()

  }

  sync() {
    if (this.error) throw this.error
    if (this.processed) return this.result
    this.processed = true

    if (this.processing) {
      throw this.getAsyncError()
    }

    for (let plugin of this.plugins) {
      let promise = this.runOnRoot(plugin)
      if (isPromise(promise)) {
        throw this.getAsyncError()
      }
    }

    this.prepareVisitors()
    if (this.hasListener) {
      let root = this.result.root
      while (!root[isClean]) {
        root[isClean] = true
        this.walkSync(root)
      }
      if (this.listeners.OnceExit) {
        if (root.type === 'document') {
          for (let subRoot of root.nodes) {
            this.visitSync(this.listeners.OnceExit, subRoot)
          }
        } else {
          this.visitSync(this.listeners.OnceExit, root)
        }
      }
    }

    return this.result
  }

  then(onFulfilled, onRejected) {
    if (process.env.NODE_ENV !== 'production') {