polymer-analyzer
Version:
Static analysis for Web Components
50 lines • 2.12 kB
JavaScript
;
/**
* @license
* Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
* This code may only be used under the BSD style license found at
* http://polymer.github.io/LICENSE.txt
* The complete set of authors may be found at
* http://polymer.github.io/AUTHORS.txt
* The complete set of contributors may be found at
* http://polymer.github.io/CONTRIBUTORS.txt
* Code distributed by Google as part of the polymer project is also
* subject to an additional IP rights grant found at
* http://polymer.github.io/PATENTS.txt
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
/**
* Resolves requests via a given delegate loader for URLs matching a given
* prefix. URLs are provided to their delegate without the prefix.
*/
class PrefixedUrlLoader {
constructor(prefix, delegate) {
this.prefix = prefix;
this.delegate = delegate;
}
canLoad(url) {
return url.startsWith(this.prefix) &&
this.delegate.canLoad(this._unprefix(url));
}
load(url) {
return __awaiter(this, void 0, void 0, function* () {
if (!url.startsWith(this.prefix)) {
throw new Error(`Can not load "${url}", does not match prefix "${this.prefix}".`);
}
return this.delegate.load(this._unprefix(url));
});
}
_unprefix(url) {
return url.slice(this.prefix.length);
}
}
exports.PrefixedUrlLoader = PrefixedUrlLoader;
//# sourceMappingURL=prefixed-url-loader.js.map