@ampproject/rollup-plugin-closure-compiler
Version:
Rollup + Google Closure Compiler
28 lines (27 loc) • 1.17 kB
TypeScript
/**
* Copyright 2018 The AMP HTML Authors. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS-IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { ChunkTransform } from '../../transform';
import { OutputOptions } from 'rollup';
/**
* This Transform will apply only if the Rollup configuration is for a iife output with a defined name.
*
* In order to preserve the name of the iife output, derive an extern definition for Closure Compiler.
* This preserves the name after compilation since Closure now believes it to be a well known global.
*/
export default class IifeTransform extends ChunkTransform {
name: string;
extern(options: OutputOptions): string | null;
}