feat: add options

Author: ilyaliao

.gitignore

@@ -2,4 +2,5 @@ node_modules
 .DS_Store
 dist
 .idea
+.unimport-components.json
 components.d.ts

examples/vite-vue2/vite.config.ts

@@ -8,6 +8,7 @@ const config: UserConfig = {
     Components({
       transformer: 'vue2',
       dts: 'src/components.d.ts',
+      dumpUnimportComponents: true,
     }),
   ],
   build: {

examples/vite-vue3/vite.config.ts

@@ -37,6 +37,7 @@ const config: UserConfig = {
           componentPrefix: 'i',
         }),
       ],
+      dumpUnimportComponents: true,
     }),
   ],
   build: {

src/types.ts

@@ -198,6 +198,16 @@ export interface Options {
    * Vue version of project. It will detect automatically if not specified.
    */
   version?: 2 | 2.7 | 3
+  
+  /**
+   * Save unimport components into a JSON file for other tools to consume.
+   * Provide a filepath to save the JSON file.
+   *
+   * When set to `true`, it will save to `./.unimport-components.json`
+   *
+   * @default false
+   */
+  dumpUnimportComponents?: boolean | string
 }
 
 export type ResolvedOptions = Omit<