Cleanup

packages/effect-fc/src/Lens.ts

@@ -157,7 +157,6 @@ export const mapField: {
 ))
 
 export declare namespace mapMutableField {
-    type IfEquals<X, Y, A = X, B = never> = (<T>() => T extends X ? 1 : 2) extends (<T>() => T extends Y ? 1 : 2) ? A : B
     export type WritableKeys<T> = {
         [K in keyof T]-?: IfEquals<
             { [P in K]: T[K] },
@@ -166,6 +165,8 @@ export declare namespace mapMutableField {
             never
         >
     }[keyof T]
+
+    type IfEquals<X, Y, A = X, B = never> = (<T>() => T extends X ? 1 : 2) extends (<T>() => T extends Y ? 1 : 2) ? A : B
 }
 
 export const mapMutableField: {
@@ -312,9 +313,3 @@ export const updateAndGetEffect: {
         next => Effect.succeed([next, next] as const),
     )),
 )
-
-
-declare const lens: Lens<{ readonly a: string, b: number }>
-const t = lens.pipe(
-    mapMutableField("b")
-)