fix: working with eval source maps (#286)

Author: schl3ck

Diff for: src/utils.js

@@ -87,7 +87,7 @@ ${
 }
 
 // Matches only the last occurrence of sourceMappingURL
-const innerRegex = /\s*[#@]\s*sourceMappingURL\s*=\s*([^\s'"]*)\s*/;
+const innerRegex = /\s*[#@]\s*sourceMappingURL\s*=\s*(.*?(?=[\s'"]|\\n|$)(?:\\n)?)\s*/;
 
 /* eslint-disable prefer-template */
 const sourceMappingURLRegex = RegExp(

Diff for: test/__snapshots__/inline-option.test.js.snap

@@ -55,6 +55,12 @@ exports[`"inline" option should work with "no-fallback" value and "esModule" wit
 
 exports[`"inline" option should work with "no-fallback" value and "esModule" with "true" value: warnings 1`] = `Array []`;
 
+exports[`"inline" option should work with "no-fallback" value and the "devtool" option ("eval-source-map" value): errors 1`] = `Array []`;
+
+exports[`"inline" option should work with "no-fallback" value and the "devtool" option ("eval-source-map" value): result 1`] = `"{\\"postMessage\\":true,\\"onmessage\\":true}"`;
+
+exports[`"inline" option should work with "no-fallback" value and the "devtool" option ("eval-source-map" value): warnings 1`] = `Array []`;
+
 exports[`"inline" option should work with "no-fallback" value and the "devtool" option ("source-map" value): errors 1`] = `Array []`;
 
 exports[`"inline" option should work with "no-fallback" value and the "devtool" option ("source-map" value): errors 2`] = `Array []`;

Diff for: test/inline-option.test.js

@@ -62,6 +62,42 @@ describe('"inline" option', () => {
     expect(getErrors(stats)).toMatchSnapshot('errors');
   });
 
+  it('should work with "no-fallback" value and the "devtool" option ("eval-source-map" value)', async () => {
+    const compiler = getCompiler(
+      './basic/entry.js',
+      { inline: 'no-fallback' },
+      { devtool: 'eval-source-map' }
+    );
+    const stats = await compile(compiler);
+    const result = await getResultFromBrowser(stats);
+    const moduleSource = getModuleSource('./basic/worker.js', stats);
+    const sourceUrlInternalIndex = moduleSource.indexOf(
+      'sourceURL=webpack-internal:///./basic/worker.js'
+    );
+
+    expect(moduleSource.indexOf('inline.js') > 0).toBe(true);
+    expect(
+      moduleSource.indexOf('__webpack_public_path__ + "test.worker.js"') === -1
+    ).toBe(true);
+    expect(
+      moduleSource.indexOf(
+        'sourceMappingURL=data:application/json;charset=utf-8;base64,'
+      ) === -1
+    ).toBe(true);
+    expect(sourceUrlInternalIndex >= 0).toBe(true);
+    expect(
+      moduleSource.lastIndexOf('//', sourceUrlInternalIndex) >
+        moduleSource.lastIndexOf('\\n', sourceUrlInternalIndex) ||
+        moduleSource.lastIndexOf('/*', sourceUrlInternalIndex) >
+          moduleSource.lastIndexOf('*/', sourceUrlInternalIndex)
+    ).toBe(true);
+    expect(stats.compilation.assets['test.worker.js']).toBeUndefined();
+    expect(stats.compilation.assets['test.worker.js.map']).toBeUndefined();
+    expect(result).toMatchSnapshot('result');
+    expect(getWarnings(stats)).toMatchSnapshot('warnings');
+    expect(getErrors(stats)).toMatchSnapshot('errors');
+  });
+
   it('should work with "no-fallback" value and the "devtool" option ("source-map" value)', async () => {
     const compiler = getCompiler(
       './basic/entry.js',