@effect-ts/system/_mjs/Experimental/Stream/Channel/api/contramapIn.mjs

Effect-TS is a zero dependency set of libraries to write highly productive, purely functional TypeScript at scale.

// ets_tracing: off
import * as C from "../core.mjs";
import * as ReadWith from "./readWith.mjs";
import * as ZipRight from "./zipRight.mjs";

function contramapInReader(f) {
  return ReadWith.readWith(_in => ZipRight.zipRight_(C.write(f(_in)), contramapInReader(f)), err => C.fail(err), done => C.end(done));
}

export function contramapIn_(self, f) {
  return C.pipeTo_(contramapInReader(f), self);
}
/**
 * @ets_data_first contramapIn_
 */

export function contramapIn(f) {
  return self => contramapIn_(self, f);
}
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