2 files changed, 0 insertions, 8 deletions
diff --git a/src/util/keycodes.ts b/src/util/keycodes.ts
index 2445eaf..68be059 100644
--- a/src/util/keycodes.ts
+++ b/src/util/keycodes.ts
@@ -4,7 +4,5 @@ const VIRTUAL_KEY_CODES: Readonly<Record<string, number>> = {
   Home: 36, End: 35, PageUp: 33, PageDown: 34,
 };
 
-export const SPECIAL_KEYS: ReadonlyArray<string> = Object.keys(VIRTUAL_KEY_CODES);
-
 export const virtualKeyCode = (key: string): number =>
   VIRTUAL_KEY_CODES[key] ?? (key.length === 1 ? key.charCodeAt(0) : 0);
diff --git a/src/util/result.ts b/src/util/result.ts
index ca57c2a..d57fea7 100644
--- a/src/util/result.ts
+++ b/src/util/result.ts
@@ -7,9 +7,3 @@ 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));