@effect-ts/system
Version:
Effect-TS is a zero dependency set of libraries to write highly productive, purely functional TypeScript at scale.
18 lines (17 loc) • 661 B
JavaScript
// ets_tracing: off
import * as CK from "../../../../Collections/Immutable/Chunk/index.mjs";
import * as O from "../../../../Option/index.mjs";
import * as CH from "../../Channel/index.mjs";
import * as C from "../core.mjs";
export function find_(self, f) {
const loop = CH.readWith(in_ => O.fold_(CK.find_(in_, f), () => 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 predicate.
* @ets_data_first find_
*/
export function find(f) {
return self => find_(self, f);
}
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