feat: add sourcemap configuration switch (#833)

Author: amazli

Diff for: src/core/context.ts

@@ -39,6 +39,7 @@ export class Context {
     private rawOptions: Options,
   ) {
     this.options = resolveOptions(rawOptions, this.root)
+    this.sourcemap = rawOptions.sourcemap ?? true
     this.generateDeclaration = throttle(500, this._generateDeclaration.bind(this), { noLeading: false })
     this.setTransformer(this.options.transformer)
   }

Diff for: src/types.ts

@@ -198,6 +198,13 @@ export interface Options {
    * Vue version of project. It will detect automatically if not specified.
    */
   version?: 2 | 2.7 | 3
+
+  /**
+   * Generate sourcemap for the transformed code.
+   *
+   * @default true
+   */
+  sourcemap?: boolean
 }
 
 export type ResolvedOptions = Omit<