From dadbbd4ab050834bfe90f4fcc7a6f30bbe8803f9 Mon Sep 17 00:00:00 2001
From: Gerald <code@gera2ld.space>
Date: Tue, 7 Jan 2025 16:48:09 +0800
Subject: [PATCH] Revert "fix: improve sourcemap support"

This reverts commit 5065082928f0db94182e53bef1ef8cda102463a6.
---
 package.json   |  4 ++--
 pnpm-lock.yaml | 20 ++++++++++----------
 src/index.ts   | 28 ++++++----------------------
 3 files changed, 18 insertions(+), 34 deletions(-)

diff --git a/package.json b/package.json
index 89d1647..8936533 100644
--- a/package.json
+++ b/package.json
@@ -38,10 +38,10 @@
   },
   "dependencies": {
     "@babel/runtime": "^7.23.7",
-    "@jridgewell/sourcemap-codec": "^1.5.0",
     "@rollup/pluginutils": "^5.1.0",
     "estree-walker": "^3.0.3",
-    "is-reference": "^3.0.2"
+    "is-reference": "^3.0.2",
+    "magic-string": "^0.30.7"
   },
   "devDependencies": {
     "@gera2ld/plaid": "~2.7.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index edff230..83f5e2a 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -11,9 +11,6 @@ importers:
       '@babel/runtime':
         specifier: ^7.23.7
         version: 7.23.7
-      '@jridgewell/sourcemap-codec':
-        specifier: ^1.5.0
-        version: 1.5.0
       '@rollup/pluginutils':
         specifier: ^5.1.0
         version: 5.1.0(rollup@4.9.2)
@@ -23,6 +20,9 @@ importers:
       is-reference:
         specifier: ^3.0.2
         version: 3.0.2
+      magic-string:
+        specifier: ^0.30.7
+        version: 0.30.7
     devDependencies:
       '@gera2ld/plaid':
         specifier: ~2.7.0
@@ -960,8 +960,8 @@ packages:
   '@jridgewell/source-map@0.3.5':
     resolution: {integrity: sha512-UTYAUj/wviwdsMfzoSJspJxbkH5o1snzwX0//0ENX1u/55kkZZkcTZP6u9bwKGkv+dkk9at4m1Cpt0uY80kcpQ==}
 
-  '@jridgewell/sourcemap-codec@1.5.0':
-    resolution: {integrity: sha512-gv3ZRaISU3fjPAgNsriBRqGWQL6quFx04YMPW/zD8XMLsU32mhCCbfbO6KZFLjvYpCZ8zyDEgqsgf+PwPaM7GQ==}
+  '@jridgewell/sourcemap-codec@1.4.15':
+    resolution: {integrity: sha512-eF2rxCRulEKXHTRiDrDy6erMYWqNw4LPdQ8UQA4huuxaQsVeRPFl2oM8oDGxMFhJUWZf9McpLtJasDDZb/Bpeg==}
 
   '@jridgewell/trace-mapping@0.3.20':
     resolution: {integrity: sha512-R8LcPeWZol2zR8mmH3JeKQ6QRCFb7XgUhV9ZlGhHLGyg4wpPiPZNQOOWhFZhxKw8u//yTbNGI42Bx/3paXEQ+Q==}
@@ -4919,7 +4919,7 @@ snapshots:
   '@jridgewell/gen-mapping@0.3.5':
     dependencies:
       '@jridgewell/set-array': 1.2.1
-      '@jridgewell/sourcemap-codec': 1.5.0
+      '@jridgewell/sourcemap-codec': 1.4.15
       '@jridgewell/trace-mapping': 0.3.25
 
   '@jridgewell/resolve-uri@3.1.1': {}
@@ -4931,17 +4931,17 @@ snapshots:
       '@jridgewell/gen-mapping': 0.3.5
       '@jridgewell/trace-mapping': 0.3.25
 
-  '@jridgewell/sourcemap-codec@1.5.0': {}
+  '@jridgewell/sourcemap-codec@1.4.15': {}
 
   '@jridgewell/trace-mapping@0.3.20':
     dependencies:
       '@jridgewell/resolve-uri': 3.1.1
-      '@jridgewell/sourcemap-codec': 1.5.0
+      '@jridgewell/sourcemap-codec': 1.4.15
 
   '@jridgewell/trace-mapping@0.3.25':
     dependencies:
       '@jridgewell/resolve-uri': 3.1.1
-      '@jridgewell/sourcemap-codec': 1.5.0
+      '@jridgewell/sourcemap-codec': 1.4.15
 
   '@nodelib/fs.scandir@2.1.5':
     dependencies:
@@ -6925,7 +6925,7 @@ snapshots:
 
   magic-string@0.30.7:
     dependencies:
-      '@jridgewell/sourcemap-codec': 1.5.0
+      '@jridgewell/sourcemap-codec': 1.4.15
 
   make-dir@4.0.0:
     dependencies:
diff --git a/src/index.ts b/src/index.ts
index 171dc3e..3702827 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,5 +1,5 @@
-import { encode } from '@jridgewell/sourcemap-codec';
 import { readFile } from 'fs/promises';
+import MagicString from 'magic-string';
 import type { Plugin } from 'rollup';
 import { collectGmApi, getMetadata } from './util';
 
@@ -32,7 +32,7 @@ export default (transform?: (metadata: string) => string): Plugin => {
      * Use `renderChunk` instead of `banner` to preserve the metadata after minimization.
      * Note that this plugin must be put after `@rollup/plugin-terser`.
      */
-    async renderChunk(code, chunk, options) {
+    async renderChunk(code, chunk) {
       const metadataFile =
         chunk.isEntry &&
         [chunk.facadeModuleId, ...Object.keys(chunk.modules)]
@@ -51,27 +51,11 @@ export default (transform?: (metadata: string) => string): Plugin => {
       }
       metadata = getMetadata(metadata, grantSet);
       if (transform) metadata = transform(metadata);
-      let map = null;
-
-      if (options.sourcemap) {
-        const mappings = [
-          ...Array.from(metadata.split('\n'), () => []),
-          [],
-          ...Array.from(code.split('\n'), () => [[0, 0, 0, 0]]),
-        ];
-        map = {
-          version: 3,
-          file: chunk.fileName,
-          sources: [chunk.fileName],
-          sourcesContent: [code],
-          names: [],
-          mappings: encode(mappings),
-        };
-      }
-
+      const s = new MagicString(code);
+      s.prepend(`${metadata}\n\n`);
       return {
-        code: `${metadata}\n\n${code}`,
-        map,
+        code: s.toString(),
+        map: s.generateMap({ hires: 'boundary' }).toString(),
       };
     },
   };