57 lines
2 KiB
TypeScript
57 lines
2 KiB
TypeScript
/**
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* Copyright 2017 Google Inc. All rights reserved.
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* Modifications copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import * as fs from 'fs';
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import { isString } from '../utils';
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import type * as types from './types';
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export function envObjectToArray(env: types.Env): { name: string, value: string }[] {
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const result: { name: string, value: string }[] = [];
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for (const name in env) {
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if (!Object.is(env[name], undefined))
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result.push({ name, value: String(env[name]) });
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}
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return result;
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}
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export async function evaluationScript(fun: Function | string | { path?: string, content?: string }, arg?: any, addSourceUrl: boolean = true): Promise<string> {
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if (typeof fun === 'function') {
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const source = fun.toString();
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const argString = Object.is(arg, undefined) ? 'undefined' : JSON.stringify(arg);
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return `(${source})(${argString})`;
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}
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if (arg !== undefined)
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throw new Error('Cannot evaluate a string with arguments');
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if (isString(fun))
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return fun;
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if (fun.content !== undefined)
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return fun.content;
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if (fun.path !== undefined) {
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let source = await fs.promises.readFile(fun.path, 'utf8');
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if (addSourceUrl)
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source = addSourceUrlToScript(source, fun.path);
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return source;
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}
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throw new Error('Either path or content property must be present');
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}
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export function addSourceUrlToScript(source: string, path: string): string {
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return `${source}\n//# sourceURL=${path.replace(/\n/g, '')}`;
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}
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