From 310d0a7324477079022b178f1a83161e9e61fb1d Mon Sep 17 00:00:00 2001
From: amankumarsingh77 <amankumarsingh7702@gmal.com>
Date: Sat, 2 May 2026 15:31:01 +0530
Subject: feat(util): add result, time, and paths primitives for v0.3 rewrite

---
 src/util/result.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 src/util/result.ts

(limited to 'src/util/result.ts')

diff --git a/src/util/result.ts b/src/util/result.ts
new file mode 100644
index 0000000..ca57c2a
--- /dev/null
+++ b/src/util/result.ts
@@ -0,0 +1,15 @@
+export type Result<T, E> =
+  | { readonly success: true; readonly data: T }
+  | { readonly success: false; readonly error: E };
+
+export const ok = <T>(data: T): Result<T, never> => ({ success: true, data });
+export const err = <E>(error: E): Result<never, E> => ({ success: false, error });
+
+export const map = <T, U, E>(r: Result<T, E>, f: (t: T) => U): Result<U, E> =>
+  r.success ? ok(f(r.data)) : r;
+
+export const andThen = <T, U, E>(r: Result<T, E>, f: (t: T) => Result<U, E>): Result<U, E> =>
+  r.success ? f(r.data) : r;
+
+export const mapErr = <T, E, F>(r: Result<T, E>, f: (e: E) => F): Result<T, F> =>
+  r.success ? r : err(f(r.error));
-- 
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