mirror of
https://github.com/puppeteer/puppeteer
synced 2024-06-14 14:02:48 +00:00
48 lines
1.4 KiB
TypeScript
48 lines
1.4 KiB
TypeScript
/**
|
|
* Copyright 2022 Google Inc. 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 {JSHandle} from '../api/JSHandle.js';
|
|
import PuppeteerUtil from '../injected/injected.js';
|
|
|
|
/**
|
|
* @internal
|
|
*/
|
|
export interface PuppeteerUtilWrapper {
|
|
puppeteerUtil: Promise<JSHandle<PuppeteerUtil>>;
|
|
}
|
|
|
|
/**
|
|
* @internal
|
|
*/
|
|
export class LazyArg<T, Context = PuppeteerUtilWrapper> {
|
|
static create = <T>(
|
|
get: (context: PuppeteerUtilWrapper) => Promise<T> | T
|
|
): T => {
|
|
// We don't want to introduce LazyArg to the type system, otherwise we would
|
|
// have to make it public.
|
|
return new LazyArg(get) as unknown as T;
|
|
};
|
|
|
|
#get: (context: Context) => Promise<T> | T;
|
|
private constructor(get: (context: Context) => Promise<T> | T) {
|
|
this.#get = get;
|
|
}
|
|
|
|
async get(context: Context): Promise<T> {
|
|
return this.#get(context);
|
|
}
|
|
}
|