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1 lines
1.4 KiB
1 lines
1.4 KiB
{"version":3,"file":"single.js","sourceRoot":"","sources":["../../src/operator/single.ts"],"names":[],"mappings":";AACA,uBAAsC,qBAAqB,CAAC,CAAA;AAE5D;;;;;;;;;;;;;;;GAeG;AACH,gBAA+C,SAAuE;IACpH,MAAM,CAAC,eAAW,CAAC,SAAS,CAAC,CAAC,IAAI,CAAC,CAAC;AACtC,CAAC;AAFe,cAAM,SAErB,CAAA","sourcesContent":["import { Observable } from '../Observable';\nimport { single as higherOrder } from '../operators/single';\n\n/**\n * Returns an Observable that emits the single item emitted by the source Observable that matches a specified\n * predicate, if that Observable emits one such item. If the source Observable emits more than one such item or no\n * such items, notify of an IllegalArgumentException or NoSuchElementException respectively.\n *\n * <img src=\"./img/single.png\" width=\"100%\">\n *\n * @throws {EmptyError} Delivers an EmptyError to the Observer's `error`\n * callback if the Observable completes before any `next` notification was sent.\n * @param {Function} predicate - A predicate function to evaluate items emitted by the source Observable.\n * @return {Observable<T>} An Observable that emits the single item emitted by the source Observable that matches\n * the predicate.\n .\n * @method single\n * @owner Observable\n */\nexport function single<T>(this: Observable<T>, predicate?: (value: T, index: number, source: Observable<T>) => boolean): Observable<T> {\n return higherOrder(predicate)(this);\n}\n"]} |