Add ability to exclude certain default features by prefixing them with an exclamation mark

README.md

@@ -52,6 +52,7 @@ Options can be passed in to `MonacoWebpackPlugin`. They can be used to generate
   * default value: `['apex', 'azcli', 'bat', 'clojure', 'coffee', 'cpp', 'csharp', 'csp', 'css', 'dockerfile', 'fsharp', 'go', 'handlebars', 'html', 'ini', 'java', 'javascript', 'json', 'less', 'lua', 'markdown', 'msdax', 'mysql', 'objective', 'perl', 'pgsql', 'php', 'postiats', 'powerquery', 'powershell', 'pug', 'python', 'r', 'razor', 'redis', 'redshift', 'ruby', 'rust', 'sb', 'scheme', 'scss', 'shell', 'solidity', 'sql', 'st', 'swift', 'typescript', 'vb', 'xml', 'yaml']`.
 * `features` (`string[]`) - include only a subset of the editor features.
   * default value: `['accessibilityHelp', 'bracketMatching', 'caretOperations', 'clipboard', 'codeAction', 'codelens', 'colorDetector', 'comment', 'contextmenu', 'coreCommands', 'cursorUndo', 'dnd', 'find', 'folding', 'fontZoom', 'format', 'goToDefinitionCommands', 'goToDefinitionMouse', 'gotoError', 'gotoLine', 'hover', 'inPlaceReplace', 'inspectTokens', 'iPadShowKeyboard', 'linesOperations', 'links', 'multicursor', 'parameterHints', 'quickCommand', 'quickOutline', 'referenceSearch', 'rename', 'smartSelect', 'snippets', 'suggest', 'toggleHighContrast', 'toggleTabFocusMode', 'transpose', 'wordHighlighter', 'wordOperations', 'wordPartOperations']`.
+  * excluded features: It is also possible to exclude certain default features prefixing them with an exclamation mark '!'.
 
 ## Contributing
 

index.js

@@ -28,10 +28,31 @@ const languagesById = fromPairs(
 );
 const featuresById = mapValues(FEATURES, (feature, key) => mixin({ label: key }, feature))
 
+function getFeaturesIds(userFeatures, predefinedFeaturesById) {
+  function notContainedIn(arr) {
+    return (element) => arr.indexOf(element) === -1;
+  }
+
+  let featuresIds;
+
+  if (userFeatures.length) {
+    const excludedFeatures = userFeatures.filter(f => f[0] === '!').map(f => f.slice(1));
+    if (excludedFeatures.length) {
+      featuresIds = Object.keys(predefinedFeaturesById).filter(notContainedIn(excludedFeatures))
+    } else {
+      featuresIds = userFeatures;
+    }
+  } else {
+    featuresIds = Object.keys(predefinedFeaturesById);
+  }
+
+  return featuresIds;
+}
+
 class MonacoWebpackPlugin {
   constructor(options = {}) {
     const languages = options.languages || Object.keys(languagesById);
-    const features = options.features || Object.keys(featuresById);
+    const features = getFeaturesIds(options.features || [], featuresById);
     const output = options.output || '';
     this.options = {
       languages: languages.map((id) => languagesById[id]).filter(Boolean),

test/webpack.config.js

@@ -16,6 +16,6 @@ module.exports = {
         }]
     },
     plugins: [
-        new MonacoWebpackPlugin()
+        new MonacoWebpackPlugin({features: ['!contextmenu']})
     ]
 };