feat: support sourcemap

Author: egoist

README.md

@@ -25,7 +25,8 @@ module.exports = {
           // All options are optional
           target: 'es2015', // default, or 'es20XX', 'esnext'
           jsxFactory: 'React.createElement',
-          jsxFragment: 'React.Fragment'
+          jsxFragment: 'React.Fragment',
+          sourceMap: false // Enable sourcemap
         },
       },
     ],

src/index.js

@@ -30,7 +30,8 @@ module.exports = async function (source) {
       target: options.target || 'es2015',
       loader: ext.slice(1),
       jsxFactory: options.jsxFactory,
-      jsxFragment: options.jsxFragment
+      jsxFragment: options.jsxFragment,
+      sourcemap: options.sourceMap
     })
     done(null, result.js, result.jsSourceMap)
   } catch (err) {