From 1a6ba3a1c25eb18a50306454c4652e8be97c21ff Mon Sep 17 00:00:00 2001
From: Daniel Roe <daniel@roe.dev>
Date: Mon, 23 Oct 2023 22:59:49 +0900
Subject: [PATCH] feat: add `SnakeCase` and `KebabCase` helpers

---
 src/index.ts | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index 7180c57..21ea5dc 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -105,10 +105,12 @@ export function camelCase<T extends string | readonly string[]>(string_?: T) {
   return lowerFirst(pascalCase(string_ || "")) as CamelCase<T>;
 }
 
+export type KebabCase<T extends string | readonly string[]> = JoinByCase<T, "-">
+
 export function kebabCase(): "";
 export function kebabCase<T extends string | readonly string[]>(
   string_: T
-): JoinByCase<T, "-">;
+): KebabCase<T>;
 export function kebabCase<
   T extends string | readonly string[],
   Joiner extends string
@@ -124,10 +126,12 @@ export function kebabCase<
         .join(joiner ?? "-") as JoinByCase<T, Joiner>);
 }
 
+export type SnakeCase<T extends string | readonly string[]> = JoinByCase<T, "_">
+
 export function snakeCase(): "";
 export function snakeCase<T extends string | readonly string[]>(
   string_: T
-): JoinByCase<T, "_">;
+): SnakeCase<T>;
 export function snakeCase<T extends string | readonly string[]>(string_?: T) {
-  return kebabCase(string_ || "", "_") as JoinByCase<T, "_">;
+  return kebabCase(string_ || "", "_") as SnakeCase<T>;
 }