Method addToError

lib/node.js:91–101

(error)

  }

  addToError(error) {
    error.postcssNode = this
    if (error.stack && this.source && /\n\s{4}at /.test(error.stack)) {
      let s = this.source
      error.stack = error.stack.replace(
        /\n\s{4}at /,
        `$&${s.input.from}:${s.start.line}:${s.start.column}$&`
      )
    }
    return error
  }

  after(add) {
    this.parent.insertAfter(this, add)