feat: add env var to disable plugin (#244)

Author: ekilah

README.md

@@ -282,6 +282,12 @@ If you're not using Visual Studio Code or are having trouble with the above meth
 
 You can include these logs with any issues you open for this project.
 
+### Disabling the plugin
+
+If you need to temporarily disable this plugin, or disable it for a single user, you can do that by setting the `DISABLE_TS_PLUGIN_CSS_MODULES` environment variable to any value, and then restarting your IDE.
+
+Note that this doesn't actually disable the plugin, but causes it to bail out early. See PR #244 for more information.
+
 ## About this project
 
 This project was inspired by a Create React App [issue](https://github.com/facebook/create-react-app/issues/5677)

src/index.ts

@@ -21,6 +21,12 @@ const getPostCssConfigPlugins = (directory: string) => {
 };
 
 const init: tsModule.server.PluginModuleFactory = ({ typescript: ts }) => {
+  if (process.env.DISABLE_TS_PLUGIN_CSS_MODULES !== undefined) {
+    return {
+      create: (info: tsModule.server.PluginCreateInfo) => info.languageService,
+    };
+  }
+
   let _isCSS: isCSSFn;
 
   function create(