add const modifier

uzmoi · Jan 25, 2024 · d8df0dd · d8df0dd
1 parent 0ac5aee
commit d8df0dd
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/examples/parser-by-do.ts b/examples/parser-by-do.ts
@@ -36,7 +36,7 @@ const between = <T, S>(parser: Parser<T, S>, pre: Parser<unknown, S>, post = pre
 const or = <T, U, S>(left: Parser<T, S>, right: Parser<U, S>) =>
     qo<T | U, S>(perform => {
         const [success, result] = perform.try(
-            [false] as const,
+            [false],
             () => [true, perform(left)] as const,
         );
         return success ? result : perform(right);

diff --git a/src/do.ts b/src/do.ts
@@ -11,7 +11,7 @@ export type PerformOptions = {
 
 export type Perform<S> = {
     <T>(parser: Parser<T, S>, options?: PerformOptions): T;
-    try<T, U = T>(defaultValue: T, runner: () => U): T | U;
+    try<const T, U = T>(defaultValue: T, runner: () => U): T | U;
 };
 
 export const qo = <T, S>(

diff --git a/src/string.ts b/src/string.ts
@@ -134,7 +134,7 @@ export const regexGroup = (re: RegExp): Parser<RegExpExecArray, string> => {
 export const regex: {
     (re: RegExp): Parser<string, string>;
     (re: RegExp, groupId: number | string): Parser<string | undefined, string>;
-    <T>(
+    <const T>(
         re: RegExp,
         groupId: number | string,
         defaultValue: T,