Update typescript definition to be more precise

Now any number of factors is supported. Each factor can have is own type
ehmicky · Dec 4, 2021 · 6613ab2 · 6613ab2
1 parent a7cc1e0
commit 6613ab2
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/main.d.ts b/src/main.d.ts
@@ -1,2 +1,5 @@
-declare const fastCartesian: <T>(arrays: T[][]) => T[][]
+declare const fastCartesian: <TFactors extends any[][]>(factors: [...TFactors]) => {
+ [TFactor in keyof TFactors]: TFactors[TFactor] extends Array<infer TUnArrayed> ? TUnArrayed : never
+}[]
+
 export default fastCartesian