fix: add transform stream type (#2)

Adds type for transform streams
achingbrain · Jan 10, 2022 · a102eea · a102eea
1 parent 5a5cbf8
commit a102eea
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/index.ts b/src/index.ts
@@ -1,3 +1,7 @@
+export interface Transform<A, B> {
+  (source: Source<A>): Source<B>
+}
+
 export type Source<T> = AsyncIterable<T> | Iterable<T>
 
 export interface Sink<T, R = Promise<void>> {