♻️ Redo the TypeScript things

Author: NatoBoram

packages/all/index.d.ts

@@ -1,4 +1,3 @@
 export { DynamicLangRegistrations } from '@ast-grep/napi'
 export * from './langs.js'
 export * from './register.js'
-export * from './types.d.ts'

packages/all/jsconfig.json

@@ -27,7 +27,6 @@
     "declaration": true,
     "declarationMap": true,
     "sourceMap": true,
-    "outDir": "./dist",
 
     /* Interop Constraints */
     "isolatedModules": true,
@@ -59,5 +58,8 @@
     /* Completeness */
     "skipDefaultLibCheck": true,
     "skipLibCheck": true
-  }
+  },
+
+  "include": ["./**/*.js", "./**/*.d.ts"],
+  "exclude": ["node_modules"]
 }

packages/all/langs.d.ts

@@ -0,0 +1,33 @@
+/**
+ * An enum of all languages supported by `@ast-grep/langs`.
+ */
+export declare const Lang: Readonly<{
+  Angular: 'Angular'
+  Bash: 'Bash'
+  C: 'C'
+  Cpp: 'Cpp'
+  CSharp: 'CSharp'
+  Css: 'Css'
+  Dart: 'Dart'
+  Elixir: 'Elixir'
+  Go: 'Go'
+  Haskell: 'Haskell'
+  Html: 'Html'
+  Java: 'Java'
+  JavaScript: 'JavaScript'
+  Json: 'Json'
+  Kotlin: 'Kotlin'
+  Lua: 'Lua'
+  Php: 'Php'
+  Python: 'Python'
+  Ruby: 'Ruby'
+  Rust: 'Rust'
+  Scala: 'Scala'
+  Sql: 'Sql'
+  Swift: 'Swift'
+  Toml: 'Toml'
+  Tsx: 'Tsx'
+  TypeScript: 'TypeScript'
+}>
+
+export type Lang = (typeof Lang)[keyof typeof Lang]

packages/all/langs.js

@@ -1,7 +1,7 @@
 /**
  * An enum of all languages supported by `@ast-grep/langs`.
  */
-export const langs = Object.freeze({
+export const Lang = Object.freeze({
   Angular: 'Angular',
   Bash: 'Bash',
   C: 'C',

packages/all/langs.test.js

@@ -1,5 +1,5 @@
 import test from 'node:test'
-import { langs } from './langs.js'
+import { Lang } from './langs.js'
 
 /** Languages supported in `@ast-grep/napi@~0.33.1`. */
 const previous = Object.freeze({
@@ -29,5 +29,5 @@ const previous = Object.freeze({
 })
 
 test('The new language enum is compatible with the old one', ({ assert }) => {
-  for (const lang of Object.values(previous)) assert.equal(langs[lang], lang)
+  for (const lang of Object.values(previous)) assert.equal(Lang[lang], lang)
 })

packages/all/register.d.ts

@@ -0,0 +1,10 @@
+import type { DynamicLangRegistrations } from '@ast-grep/napi'
+
+/**
+ * Register all dynamic languages from `@ast-grep/langs`. This function should
+ * be called exactly once in the program.
+ *
+ * @param {DynamicLangRegistrations} custom - Extra languages to register that
+ * are not already defined in `@ast-grep/langs`.
+ */
+export function registerDynamicLanguage(custom?: DynamicLangRegistrations): void

packages/all/register.js

@@ -26,7 +26,7 @@ import toml from '@ast-grep/lang-toml'
 import tsx from '@ast-grep/lang-tsx'
 import typescript from '@ast-grep/lang-typescript'
 import { registerDynamicLanguage as rdl } from '@ast-grep/napi'
-import { langs } from './langs.js'
+import { Lang } from './langs.js'
 
 /**
  * Built-in dynamic languages supported by `@ast-grep/langs`.
@@ -35,32 +35,32 @@ import { langs } from './langs.js'
  */
 // @ts-expect-error
 const register = Object.freeze({
-  [langs.Angular]: angular,
-  [langs.Bash]: bash,
-  [langs.C]: c,
-  [langs.Cpp]: cpp,
-  [langs.CSharp]: csharp,
-  [langs.Css]: css,
-  [langs.Dart]: dart,
-  [langs.Elixir]: elixir,
-  [langs.Go]: go,
-  [langs.Haskell]: haskell,
-  [langs.Html]: html,
-  [langs.Java]: java,
-  [langs.JavaScript]: javascript,
-  [langs.Json]: json,
-  [langs.Kotlin]: kotlin,
-  [langs.Lua]: lua,
-  [langs.Php]: php,
-  [langs.Python]: python,
-  [langs.Ruby]: ruby,
-  [langs.Rust]: rust,
-  [langs.Scala]: scala,
-  [langs.Sql]: sql,
-  [langs.Swift]: swift,
-  [langs.Toml]: toml,
-  [langs.Tsx]: tsx,
-  [langs.TypeScript]: typescript,
+  [Lang.Angular]: angular,
+  [Lang.Bash]: bash,
+  [Lang.C]: c,
+  [Lang.Cpp]: cpp,
+  [Lang.CSharp]: csharp,
+  [Lang.Css]: css,
+  [Lang.Dart]: dart,
+  [Lang.Elixir]: elixir,
+  [Lang.Go]: go,
+  [Lang.Haskell]: haskell,
+  [Lang.Html]: html,
+  [Lang.Java]: java,
+  [Lang.JavaScript]: javascript,
+  [Lang.Json]: json,
+  [Lang.Kotlin]: kotlin,
+  [Lang.Lua]: lua,
+  [Lang.Php]: php,
+  [Lang.Python]: python,
+  [Lang.Ruby]: ruby,
+  [Lang.Rust]: rust,
+  [Lang.Scala]: scala,
+  [Lang.Sql]: sql,
+  [Lang.Swift]: swift,
+  [Lang.Toml]: toml,
+  [Lang.Tsx]: tsx,
+  [Lang.TypeScript]: typescript,
 })
 
 /**