rollup-swc-preserve-directives - npm Package Compare versions

Comparing version 0.1.0 to 0.2.0

dist/cjs/index.js

@@ -13,3 +13,3 @@ Object.defineProperty(exports, '__esModule', { value: true });
         shebang: null,
-        directives: new Set()
+        directives: {}
     };
@@ -31,3 +31,7 @@ return {
             };
-            const { body, interpreter } = await core.parse(code, parseOptions);
+            let magicString$1 = null;
+            /**
+       * @swc/core's node span doesn't start with 0
+       * https://github.com/swc-project/swc/issues/1366
+       */ const { body, interpreter, span: { start: offset } } = await core.parse(code, parseOptions);
             if (interpreter) {
@@ -41,3 +45,7 @@ meta.shebang = `#!${interpreter}`;
                     if (node.expression.type === 'StringLiteral' && directiveRegex.test(node.expression.value)) {
-                        meta.directives.add(node.expression.value);
+                        var _meta_directives, _id;
+                        (_meta_directives = meta.directives)[_id = id] || (_meta_directives[_id] = new Set());
+                        meta.directives[id].add(node.expression.value);
+                        magicString$1 || (magicString$1 = new magicString.MagicString(code));
+                        magicString$1.remove(node.span.start - offset, node.span.end - offset);
                     }
@@ -49,20 +57,32 @@ } else {
             return {
-                code,
-                map: null,
-                meta
+                code: magicString$1 ? magicString$1.toString() : code,
+                map: magicString$1 ? magicString$1.generateMap({
+                    hires: true
+                }).toMap() : null
             };
         },
-        renderChunk (code, _chunk, { sourcemap }) {
-            const { shebang, directives } = meta;
-            if (!directives.size && !shebang) return null;
-            const s = new magicString.MagicString(code);
-            if (directives.size) {
-                s.prepend(`${Array.from(directives).map((directive)=>`'${directive}';`).join('\n')}\n`);
+        renderChunk (code, chunk, { sourcemap }) {
+            const outputDirectives = chunk.moduleIds.map((id)=>{
+                if (meta.directives[id]) {
+                    return meta.directives[id];
+                }
+                return null;
+            }).reduce((acc, directives)=>{
+                if (directives) {
+                    directives.forEach((directive)=>acc.add(directive));
+                }
+                return acc;
+            }, new Set());
+            let magicString$1 = null;
+            if (outputDirectives.size) {
+                magicString$1 || (magicString$1 = new magicString.MagicString(code));
+                magicString$1.prepend(`${Array.from(outputDirectives).map((directive)=>`'${directive}';`).join('\n')}\n`);
             }
-            if (shebang) {
-                s.prepend(`${shebang}\n`);
+            if (meta.shebang) {
+                magicString$1 || (magicString$1 = new magicString.MagicString(code));
+                magicString$1.prepend(`${meta.shebang}\n`);
             }
             return {
-                code: s.toString(),
-                map: sourcemap ? s.generateMap({
+                code: magicString$1 ? magicString$1.toString() : code,
+                map: sourcemap && magicString$1 ? magicString$1.generateMap({
                     hires: true
@@ -69,0 +89,0 @@ }).toMap() : null

dist/es/index.js

@@ -11,3 +11,3 @@ import { extname } from 'path';
         shebang: null,
-        directives: new Set()
+        directives: {}
     };
@@ -29,3 +29,7 @@ return {
             };
-            const { body, interpreter } = await parse(code, parseOptions);
+            let magicString = null;
+            /**
+       * @swc/core's node span doesn't start with 0
+       * https://github.com/swc-project/swc/issues/1366
+       */ const { body, interpreter, span: { start: offset } } = await parse(code, parseOptions);
             if (interpreter) {
@@ -39,3 +43,7 @@ meta.shebang = `#!${interpreter}`;
                     if (node.expression.type === 'StringLiteral' && directiveRegex.test(node.expression.value)) {
-                        meta.directives.add(node.expression.value);
+                        var _meta_directives, _id;
+                        (_meta_directives = meta.directives)[_id = id] || (_meta_directives[_id] = new Set());
+                        meta.directives[id].add(node.expression.value);
+                        magicString || (magicString = new MagicString(code));
+                        magicString.remove(node.span.start - offset, node.span.end - offset);
                     }
@@ -47,20 +55,32 @@ } else {
             return {
-                code,
-                map: null,
-                meta
+                code: magicString ? magicString.toString() : code,
+                map: magicString ? magicString.generateMap({
+                    hires: true
+                }).toMap() : null
             };
         },
-        renderChunk (code, _chunk, { sourcemap }) {
-            const { shebang, directives } = meta;
-            if (!directives.size && !shebang) return null;
-            const s = new MagicString(code);
-            if (directives.size) {
-                s.prepend(`${Array.from(directives).map((directive)=>`'${directive}';`).join('\n')}\n`);
+        renderChunk (code, chunk, { sourcemap }) {
+            const outputDirectives = chunk.moduleIds.map((id)=>{
+                if (meta.directives[id]) {
+                    return meta.directives[id];
+                }
+                return null;
+            }).reduce((acc, directives)=>{
+                if (directives) {
+                    directives.forEach((directive)=>acc.add(directive));
+                }
+                return acc;
+            }, new Set());
+            let magicString = null;
+            if (outputDirectives.size) {
+                magicString || (magicString = new MagicString(code));
+                magicString.prepend(`${Array.from(outputDirectives).map((directive)=>`'${directive}';`).join('\n')}\n`);
             }
-            if (shebang) {
-                s.prepend(`${shebang}\n`);
+            if (meta.shebang) {
+                magicString || (magicString = new MagicString(code));
+                magicString.prepend(`${meta.shebang}\n`);
             }
             return {
-                code: s.toString(),
-                map: sourcemap ? s.generateMap({
+                code: magicString ? magicString.toString() : code,
+                map: sourcemap && magicString ? magicString.generateMap({
                     hires: true
@@ -67,0 +87,0 @@ }).toMap() : null

package.json

 {
   "name": "rollup-swc-preserve-directives",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "description": "Rollup plugin to preserve directives with SWC",
@@ -19,5 +19,13 @@ "types": "./dist/index.d.ts",
     "build": "bunchee",
-    "prepublishOnly": "rm -rf dist && pnpm run build"
+    "prepublishOnly": "rm -rf dist && pnpm run build",
+    "test": "jest --env node",
+    "test:update": "jest --env node --updateSnapshot"
   },
-  "keywords": [],
+  "keywords": [
+    "rollup",
+    "plugin",
+    "swc",
+    "preserve",
+    "directives"
+  ],
   "author": "huozhi",
@@ -35,7 +43,12 @@ "license": "MIT",
     "@swc/helpers": "^0.5.1",
+    "@swc/jest": "^0.2.26",
+    "@types/jest": "^29.5.2",
     "@types/node": "^20.4.1",
     "bunchee": "^3.5.1",
+    "jest": "^29.6.1",
     "rollup": "^3.26.2",
+    "rollup-plugin-swc3": "^0.9.0",
     "typescript": "^5.1.6"
-  }
+  },
+  "packageManager": "pnpm@7.24.3"
 }

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Improved metrics

Total package byte prevSize

9421

increased by53.16%

Number of package files

5

increased by25%

Lines of code

178

increased by28.99%

Number of medium quality alerts

0

decreased by-100%

Number of lines in readme file

34

increased byInfinity%

Worsened metrics

Dev dependency count

10

increased by66.67%

No dependency changes