rollup-plugin-terser - npm Package Compare versions

Comparing version 5.1.3 to 5.2.0

index.js

 const { codeFrameColumns } = require("@babel/code-frame");
 const Worker = require("jest-worker").default;
 const serialize = require("serialize-javascript");
-const { createFilter } = require('rollup-pluginutils');
+const { createFilter } = require("rollup-pluginutils");
 
@@ -11,3 +11,5 @@ function terser(userOptions = {}) {
 
-  const filter = createFilter( userOptions.include, userOptions.exclude, { resolve: false } );
+  const filter = createFilter(userOptions.include, userOptions.exclude, {
+    resolve: false
+  });
 
@@ -18,3 +20,3 @@ return {
     renderChunk(code, chunk, outputOptions) {
-      if(!filter(chunk.fileName)){
+      if (!filter(chunk.fileName)) {
         return null;
@@ -32,8 +34,16 @@ }
 
-      // TODO rewrite with object spread after node6 drop
-      const normalizedOptions = Object.assign({}, userOptions, {
-        sourceMap: userOptions.sourcemap !== false,
-        module: outputOptions.format === "es" || outputOptions.format === "esm"
-      });
+      const defaultOptions = {
+        sourceMap: userOptions.sourcemap !== false
+      };
+      if (outputOptions.format === "es" || outputOptions.format === "esm") {
+        defaultOptions.module = true;
+      }
+      if (outputOptions.format === "cjs") {
+        defaultOptions.toplevel = true;
+      }
 
+      // TODO rewrite with object spread after dropping node v6
+      const normalizedOptions = Object.assign({}, defaultOptions, userOptions);
+
+      // remove plugin specific options
       for (let key of ["include", "exclude", "sourcemap", "numWorkers"]) {
@@ -68,3 +78,32 @@ if (normalizedOptions.hasOwnProperty(key)) {
 
-      return result;
+      return result.then(result => {
+        if (result.nameCache) {
+          let { vars, props } = userOptions.nameCache;
+
+          // only assign nameCache.vars if it was provided, and if terser produced values:
+          if (vars) {
+            const newVars =
+              result.nameCache.vars && result.nameCache.vars.props;
+            if (newVars) {
+              vars.props = vars.props || {};
+              Object.assign(vars.props, newVars);
+            }
+          }
+
+          // support populating an empty nameCache object:
+          if (!props) {
+            props = userOptions.nameCache.props = {};
+          }
+
+          // merge updated props into original nameCache object:
+          const newProps =
+            result.nameCache.props && result.nameCache.props.props;
+          if (newProps) {
+            props.props = props.props || {};
+            Object.assign(props.props, newProps);
+          }
+        }
+
+        return result.result;
+      });
     }
@@ -71,0 +110,0 @@ };

package.json

 {
   "name": "rollup-plugin-terser",
-  "version": "5.1.3",
+  "version": "5.2.0",
   "description": "Rollup plugin to minify generated es bundle",
@@ -34,7 +34,7 @@ "main": "index.js",
   "dependencies": {
-    "@babel/code-frame": "^7.0.0",
-    "jest-worker": "^24.6.0",
-    "rollup-pluginutils": "^2.8.1",
+    "@babel/code-frame": "^7.5.5",
+    "jest-worker": "^24.9.0",
+    "rollup-pluginutils": "^2.8.2",
     "serialize-javascript": "^2.1.2",
-    "terser": "^4.1.0"
+    "terser": "^4.6.2"
   },
@@ -45,9 +45,9 @@ "peerDependencies": {
   "devDependencies": {
-    "@babel/core": "^7.5.0",
-    "@babel/plugin-transform-async-to-generator": "^7.5.0",
-    "babel-jest": "^24.8.0",
-    "jest": "^24.8.0",
-    "prettier": "^1.18.2",
-    "rollup": "^1.16.6"
+    "@babel/core": "^7.7.7",
+    "@babel/plugin-transform-async-to-generator": "^7.7.4",
+    "babel-jest": "^24.9.0",
+    "jest": "^24.9.0",
+    "prettier": "^1.19.1",
+    "rollup": "^1.29.0"
   }
 }

README.md

@@ -58,2 +58,7 @@ # rollup-plugin-terser [![Travis Build Status][travis-img]][travis]
 
+Note: some terser options are set by the plugin automatically:
+
+* `module: true` is set when `format` is `esm` or `es`
+* `toplevel: true` is set when `format` is `cjs`
+
 Specifically include/exclude chunk files names (minimatch pattern, or array of minimatch patterns), By default all chunk files will be minify.
@@ -60,0 +65,0 @@

transform.js

@@ -9,3 +9,3 @@ const { minify } = require("terser");
   } else {
-    return result;
+    return { result, nameCache: options.nameCache };
   }
@@ -12,0 +12,0 @@ };

New alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Fixed alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

9579

increased by16.99%

Lines of code

120

increased by39.53%

Number of lines in readme file

125

increased by4.17%

Dependency changes

• Updated@babel/code-frame@^7.5.5

• Updatedjest-worker@^24.9.0

• Updatedrollup-pluginutils@^2.8.2

• Updatedterser@^4.6.2