@effect-ts/system
Version:
Effect-TS is a zero dependency set of libraries to write highly productive, purely functional TypeScript at scale.
23 lines (21 loc) • 884 B
JavaScript
// ets_tracing: off
import * as CK from "../../../../Collections/Immutable/Chunk/index.mjs";
import * as T from "../../../../Effect/index.mjs";
import * as O from "../../../../Option/index.mjs";
import * as CH from "../../Channel/index.mjs";
import * as C from "../core.mjs";
/**
* Finds the first element emitted by this stream that satisfies the provided effectful predicate.
*/
export function findEffect_(self, f) {
const loop = CH.readWith(in_ => CH.unwrap(T.map_(CK.findEffect_(in_, f), O.fold(() => loop, i => CH.write(CK.single(i))))), e => CH.fail(e), _ => CH.unit);
return new C.Stream(self.channel[">>>"](loop));
}
/**
* Finds the first element emitted by this stream that satisfies the provided effectful predicate.
* @ets_data_first findEffect_
*/
export function findEffect(f) {
return self => findEffect_(self, f);
}
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