fix: Create word-based fidelity source mapping for code transformations (#513)

Author: Luca Forstner

packages/bundler-plugin-core/package.json

@@ -58,7 +58,7 @@
     "dotenv": "^16.3.1",
     "find-up": "^5.0.0",
     "glob": "^9.3.2",
-    "magic-string": "0.27.0",
+    "magic-string": "0.30.8",
     "unplugin": "1.0.1"
   },
   "devDependencies": {

packages/bundler-plugin-core/src/index.ts

@@ -419,7 +419,7 @@ export function createRollupReleaseInjectionHooks(injectionCode: string) {
 
       return {
         code: ms.toString(),
-        map: ms.generateMap({ hires: true }),
+        map: ms.generateMap({ hires: "boundary" }),
       };
     },
   };
@@ -464,7 +464,7 @@ export function createRollupDebugIdInjectionHooks() {
 
         return {
           code: ms.toString(),
-          map: ms.generateMap({ file: chunk.fileName, hires: true }),
+          map: ms.generateMap({ file: chunk.fileName, hires: "boundary" }),
         };
       } else {
         return null; // returning null means not modifying the chunk at all
@@ -495,7 +495,7 @@ export function createRollupModuleMetadataInjectionHooks(injectionCode: string)
 
         return {
           code: ms.toString(),
-          map: ms.generateMap({ file: chunk.fileName, hires: true }),
+          map: ms.generateMap({ file: chunk.fileName, hires: "boundary" }),
         };
       } else {
         return null; // returning null means not modifying the chunk at all

packages/bundler-plugin-core/src/utils.ts

@@ -326,7 +326,7 @@ export function replaceBooleanFlagsInCode(
   if (ms.hasChanged()) {
     return {
       code: ms.toString(),
-      map: ms.generateMap({ hires: true }),
+      map: ms.generateMap({ hires: "boundary" }),
     };
   }
 

yarn.lock

@@ -2001,7 +2001,7 @@
   resolved "https://registry.npmjs.org/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.4.14.tgz#add4c98d341472a289190b424efbdb096991bb24"
   integrity sha512-XPSJHWmi394fuUuzDnGz1wiKqWfo1yXecHQMRf2l6hztTO+nPru658AyDngaBe7isIxEkRsPR3FZh+s7iVa4Uw==
 
-"@jridgewell/sourcemap-codec@^1.4.10", "@jridgewell/sourcemap-codec@^1.4.13", "@jridgewell/sourcemap-codec@^1.4.15":
+"@jridgewell/sourcemap-codec@^1.4.10", "@jridgewell/sourcemap-codec@^1.4.15":
   version "1.4.15"
   resolved "https://registry.npmjs.org/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.4.15.tgz#d7c6e6755c78567a951e04ab52ef0fd26de59f32"
   integrity sha512-eF2rxCRulEKXHTRiDrDy6erMYWqNw4LPdQ8UQA4huuxaQsVeRPFl2oM8oDGxMFhJUWZf9McpLtJasDDZb/Bpeg==
@@ -9314,12 +9314,12 @@ lru_map@^0.3.3:
   resolved "https://registry.npmjs.org/lru_map/-/lru_map-0.3.3.tgz#b5c8351b9464cbd750335a79650a0ec0e56118dd"
   integrity sha512-Pn9cox5CsMYngeDbmChANltQl+5pi6XmTrraMSzhPmMBbmgcxmqWry0U3PGapCU1yB4/LqCcom7qhHZiF/jGfQ==
 
-magic-string@0.27.0:
-  version "0.27.0"
-  resolved "https://registry.npmjs.org/magic-string/-/magic-string-0.27.0.tgz#e4a3413b4bab6d98d2becffd48b4a257effdbbf3"
-  integrity sha512-8UnnX2PeRAPZuN12svgR9j7M1uWMovg/CEnIwIG0LFkXSJJe4PdfUGiTGl8V9bsBHFUtfVINcSyYxd7q+kx9fA==
+magic-string@0.30.8:
+  version "0.30.8"
+  resolved "https://registry.npmjs.org/magic-string/-/magic-string-0.30.8.tgz#14e8624246d2bedba70d5462aa99ac9681844613"
+  integrity sha512-ISQTe55T2ao7XtlAStud6qwYPZjE4GK1S/BeVPus4jrq6JuOnQ00YKQC581RWhR122W7msZV263KzVeLoqidyQ==
   dependencies:
-    "@jridgewell/sourcemap-codec" "^1.4.13"
+    "@jridgewell/sourcemap-codec" "^1.4.15"
 
 magic-string@^0.25.7:
   version "0.25.9"