refactor(component-meta): convert to ts

packages/component-meta/tsconfig.json

@@ -3,6 +3,7 @@
  "include": [ "*", "lib/**/*" ],
  "exclude": [ "tests" ],
  "references": [
+ { "path": "../component-type-helpers/tsconfig.json" },
  { "path": "../language-core/tsconfig.json" },
  ],
 }

packages/component-type-helpers/index.js → packages/component-type-helpers/index.ts

@@ -1,6 +1,28 @@
-// @ts-check
+export type ComponentType<T> =
+ T extends new (...angs: any) => {} ? 1 :
+ T extends (...args: any) => any ? 2 :
+ 0;
+
+export type ComponentProps<T> =
+ T extends new (...angs: any) => { $props: infer P; } ? NonNullable<P> :
+ T extends (props: infer P, ...args: any) => any ? P :
+ {};
+
+export type ComponentSlots<T> =
+ T extends new (...angs: any) => { $slots: infer S; } ? NonNullable<S> :
+ T extends (props: any, ctx: { slots: infer S; attrs: any; emit: any; }, ...args: any) => any ? NonNullable<S> :
+ {};
+
+export type ComponentEmit<T> =
+ T extends new (...angs: any) => { $emit: infer E; } ? NonNullable<E> :
+ {};
+
+export type ComponentExposed<T> =
+ T extends new (...angs: any) => infer E ? E :
+ T extends (props: any, ctx: any, expose: (exposed: infer E) => any, ...args: any) => any ? NonNullable<E> :
+ {};
 
-const code = `
+export const code = `
 export type ComponentType<T> =
  T extends new (...angs: any) => {} ? 1 :
  T extends (...args: any) => any ? 2 :
@@ -27,5 +49,4 @@ export type ComponentExposed<T> =
  {};
 `.trim();
 
-exports.code = code;
-exports.default = code;
+export default code;

packages/component-type-helpers/tsconfig.json

@@ -0,0 +1,5 @@
+{
+ "extends": "../../tsconfig.base.json",
+ "include": [ "*", "lib/**/*" ],
+ "exclude": [ "tests" ],
+}

packages/component-type-helpers/vue2.ts

@@ -1,7 +1,3 @@
-export declare const code: string;
-
-export default code;
-
 export {
  ComponentType,
  ComponentProps,
@@ -13,3 +9,9 @@ export type ComponentSlots<T> =
  T extends new (...angs: any) => { $scopedSlots: infer S; } ? NonNullable<S> :
  T extends (props: any, ctx: { slots: infer S; attrs: any; emit: any; }, ...args: any) => any ? NonNullable<S> :
  {};
+
+import { code as _code } from './index';
+
+export const code = _code.replace('$slots', '$scopedSlots');
+
+export default code;