chore: fix task for knip

Author: kazupon

package.json

@@ -72,6 +72,7 @@
     "dev:eslint": "pnpx @eslint/config-inspector --config eslint.config.ts",
     "fix": "pnpm run --color \"/^fix:/\"",
     "fix:eslint": "eslint . --fix",
+    "fix:knip": "knip --fix --no-exit-code",
     "fix:prettier": "prettier . --write --experimental-cli",
     "lint": "pnpm run --color \"/^lint:/\"",
     "lint:eslint": "eslint . --cache",

src/locale.ts

@@ -27,34 +27,34 @@ import type {
   UnionToTuple
 } from './types.ts'
 
-export interface UnicodeLocaleId {
+interface UnicodeLocaleId {
   lang: UnicodeLanguageId
   extensions: Array<UnicodeExtension | TransformedExtension | PuExtension | OtherExtension>
 }
 
-export type KV = [string, string] | [string]
+type KV = [string, string] | [string]
 
-export interface Extension {
+interface Extension {
   type: string
 }
 
-export interface UnicodeExtension extends Extension {
+interface UnicodeExtension extends Extension {
   type: 'u'
   keywords: KV[]
   attributes: string[]
 }
 
-export interface TransformedExtension extends Extension {
+interface TransformedExtension extends Extension {
   type: 't'
   fields: KV[]
   lang?: UnicodeLanguageId
 }
-export interface PuExtension extends Extension {
+interface PuExtension extends Extension {
   type: 'x'
   value: string
 }
 
-export interface OtherExtension extends Extension {
+interface OtherExtension extends Extension {
   type:
     | 'a'
     | 'b'
@@ -82,7 +82,7 @@ export interface OtherExtension extends Extension {
   value: string
 }
 
-export interface UnicodeLanguageId {
+interface UnicodeLanguageId {
   lang: string
   script?: string
   region?: string
@@ -128,7 +128,7 @@ export type CheckRange<T extends unknown[], Indexes extends number[]> =
   Includes<Indexes, Length<T>> extends true ? true : false
 
 // deno-fmt-ignore
-export type ValidCharacters<
+type ValidCharacters<
   T extends unknown[],
   UnionChars = Alphabets, // default alphabets
   Target = First<T>,
@@ -215,7 +215,7 @@ export type ParseLangSubtag<
  */
 // TODO: Check if the language subtag is in CLDR
 // deno-fmt-ignore
-export type ParseUnicodeLanguageSubtag<
+type ParseUnicodeLanguageSubtag<
   Chunk extends string,
   RestChunks extends unknown[] = [],
   Chars extends unknown[] = StringToArray<Chunk>
@@ -249,7 +249,7 @@ export type ParseScriptSubtag<
  */
 // TODO: Check if the script subtag is in CLDR
 // deno-fmt-ignore
-export type ParseUnicodeScriptSubtag<
+type ParseUnicodeScriptSubtag<
   Chunk extends string,
   RestChunks extends unknown[] = [],
   Chars extends unknown[] = StringToArray<Chunk>
@@ -285,7 +285,7 @@ export type ParseRegionSubtag<
  */
 // TODO: Check if the region subtag is in CLDR
 // deno-fmt-ignore
-export type ParseUnicodeRegionSubtag<
+type ParseUnicodeRegionSubtag<
   Chunk extends string,
   RestChunks extends unknown[] = [],
   Chars extends unknown[] = StringToArray<Chunk>,
@@ -578,7 +578,7 @@ type t1 = ParseUnicodeExtension<['co', 'standard']>
 type t2 = ParseUnicodeExtension<['foo', 'bar', 'co', 'standard']>
 
 // deno-fmt-ignore
-export type CollectFirstKeywords<
+type CollectFirstKeywords<
   Chunks extends unknown[],
   Sep extends string = '-',
   Keywords extends unknown[] = [],
@@ -607,7 +607,7 @@ export type CollectFirstKeywords<
  * (= alphanum{3,8} ;)
  */
 // deno-fmt-ignore
-export type ParseAttribute<
+type ParseAttribute<
   Chunks extends unknown[],
   Attributes extends unknown[] = [],
   RestChunks extends unknown[] = Shift<Chunks>,
@@ -823,7 +823,7 @@ export type ParsePuExtension<
     : [{ type: 'x'; value: Join<ResultExts0, Sep> }, never, ResultExts1]
 > = Result
 
-export type _ParsePuExtension<
+type _ParsePuExtension<
   Chunks extends unknown[],
   Exts extends unknown[] = [],
   Chunk extends string = Chunks[0] extends string ? Chunks[0] : never,

src/types.ts

@@ -18,9 +18,9 @@ export type Join<T extends unknown[], U extends string | number> = T extends [in
   : never
 export type Shift<T extends unknown[]> = T extends [unknown, ...infer U] ? U : never
 export type First<T extends unknown[]> = T extends [infer A, ...infer _rest] ? A : never
-export type Last<T extends unknown[]> = [unknown, ...T][T['length']]
+type _Last<T extends unknown[]> = [unknown, ...T][T['length']]
 export type Length<T extends readonly unknown[]> = T['length']
-export type IsEqual<X, Y> =
+type IsEqual<X, Y> =
   (<T>() => T extends X ? 1 : 2) extends <T>() => T extends Y ? 1 : 2 ? true : false
 export type All<T extends unknown[], U> = T extends [infer L, ...infer R]
   ? IsEqual<L, U> extends true
@@ -33,28 +33,28 @@ export type Includes<T extends unknown[], U> = T extends [infer A, ...infer B]
     ? true
     : Includes<B, U>
   : false
-export type Tuple = readonly unknown[]
+type Tuple = readonly unknown[]
 export type Concat<T extends Tuple, U extends Tuple> = [...T, ...U]
 export type Filter<T extends unknown[], F> = T extends [infer R, ...infer Rest]
   ? [R] extends [F]
     ? Filter<Rest, F>
     : [R, ...Filter<Rest, F>]
   : []
 
-export type UnionToIntersection<U> = (U extends unknown ? (arg: U) => 0 : never) extends (
+type UnionToIntersection<U> = (U extends unknown ? (arg: U) => 0 : never) extends (
   arg: infer I
 ) => 0
   ? I
   : never
-export type LastInUnion<U> =
+type LastInUnion<U> =
   UnionToIntersection<U extends unknown ? (x: U) => 0 : never> extends (x: infer L) => 0 ? L : never
 export type UnionToTuple<U, Last = LastInUnion<U>> = [U] extends [never]
   ? []
   : [...UnionToTuple<Exclude<U, Last>>, Last]
 export type TupleToUnion<T extends readonly unknown[]> = T extends Array<infer R> ? R : never
 
-export type StringToUnion<T extends string> = T extends `${infer Letter}${infer Rest}`
-  ? Letter | StringToUnion<Rest>
+type _StringToUnion<T extends string> = T extends `${infer Letter}${infer Rest}`
+  ? Letter | _StringToUnion<Rest>
   : never
 
 export type StringToArray<T extends string> = T extends `${infer Letter}${infer Rest}`