discourse/public/javascripts/workbox/workbox-cacheable-response.prod.js.map

{"version":3,"file":"workbox-cacheable-response.prod.js","sources":["../_version.mjs","../CacheableResponse.mjs","../Plugin.mjs"],"sourcesContent":["try{self['workbox:cacheable-response:4.3.1']&&_()}catch(e){}// eslint-disable-line","/*\n  Copyright 2018 Google LLC\n\n  Use of this source code is governed by an MIT-style\n  license that can be found in the LICENSE file or at\n  https://opensource.org/licenses/MIT.\n*/\n\nimport {WorkboxError} from 'workbox-core/_private/WorkboxError.mjs';\nimport {assert} from 'workbox-core/_private/assert.mjs';\nimport {getFriendlyURL} from 'workbox-core/_private/getFriendlyURL.mjs';\nimport {logger} from 'workbox-core/_private/logger.mjs';\nimport './_version.mjs';\n\n/**\n * This class allows you to set up rules determining what\n * status codes and/or headers need to be present in order for a\n * [`Response`](https://developer.mozilla.org/en-US/docs/Web/API/Response)\n * to be considered cacheable.\n *\n * @memberof workbox.cacheableResponse\n */\nclass CacheableResponse {\n  /**\n   * To construct a new CacheableResponse instance you must provide at least\n   * one of the `config` properties.\n   *\n   * If both `statuses` and `headers` are specified, then both conditions must\n   * be met for the `Response` to be considered cacheable.\n   *\n   * @param {Object} config\n   * @param {Array<number>} [config.statuses] One or more status codes that a\n   * `Response` can have and be considered cacheable.\n   * @param {Object<string,string>} [config.headers] A mapping of header names\n   * and expected values that a `Response` can have and be considered cacheable.\n   * If multiple headers are provided, only one needs to be present.\n   */\n  constructor(config = {}) {\n    if (process.env.NODE_ENV !== 'production') {\n      if (!(config.statuses || config.headers)) {\n        throw new WorkboxError('statuses-or-headers-required', {\n          moduleName: 'workbox-cacheable-response',\n          className: 'CacheableResponse',\n          funcName: 'constructor',\n        });\n      }\n\n      if (config.statuses) {\n        assert.isArray(config.statuses, {\n          moduleName: 'workbox-cacheable-response',\n          className: 'CacheableResponse',\n          funcName: 'constructor',\n          paramName: 'config.statuses',\n        });\n      }\n\n      if (config.headers) {\n        assert.isType(config.headers, 'object', {\n          moduleName: 'workbox-cacheable-response',\n          className: 'CacheableResponse',\n          funcName: 'constructor',\n          paramName: 'config.headers',\n        });\n      }\n    }\n\n    this._statuses = config.statuses;\n    this._headers = config.headers;\n  }\n\n  /**\n   * Checks a response to see whether it's cacheable or not, based on this\n   * object's configuration.\n   *\n   * @param {Response} response The response whose cacheability is being\n   * checked.\n   * @return {boolean} `true` if the `Response` is cacheable, and `false`\n   * otherwise.\n   */\n  isResponseCacheable(response) {\n    if (process.env.NODE_ENV !== 'production') {\n      assert.isInstance(response, Response, {\n        moduleName: 'workbox-cacheable-response',\n        className: 'CacheableResponse',\n        funcName: 'isResponseCacheable',\n        paramName: 'response',\n      });\n    }\n\n    let cacheable = true;\n\n    if (this._statuses) {\n      cacheable = this._statuses.includes(response.status);\n    }\n\n    if (this._headers && cacheable) {\n      cacheable = Object.keys(this._headers).some((headerName) => {\n        return response.headers.get(headerName) === this._headers[headerName];\n      });\n    }\n\n    if (process.env.NODE_ENV !== 'production') {\n      if (!cacheable) {\n        logger.groupCollapsed(`The request for ` +\n          `'${getFriendlyURL(response.url)}' returned a response that does ` +\n          `not meet the criteria for being cached.`);\n\n        logger.groupCollapsed(`View cacheability criteria here.`);\n        logger.log(`Cacheable statuses: ` +\n          JSON.stringify(this._statuses));\n        logger.log(`Ca