Add enable/disable option

Author: amiralies

package.json

@@ -23,6 +23,17 @@
   "activationEvents": [
     "onLanguage:elixir"
   ],
+  "configuration": {
+    "type": "object",
+    "title": "Elixir Config",
+    "properties": {
+      "elixir.enable": {
+        "type": "boolean",
+        "default": true,
+        "description": "Enable elixir extension"
+      }
+    }
+  },
   "author": {
     "name": "Amirali Esmaeili",
     "email": "[email protected]"

src/index.js

@@ -1,8 +1,14 @@
 // @flow
 
-import { LanguageClient, services, ExtensionContext } from 'coc.nvim';
+import { LanguageClient, services, ExtensionContext, workspace } from 'coc.nvim';
 
 exports.activate = (context: ExtensionContext) => {
+  const config = workspace.getConfiguration().get('elixir', {});
+
+  if (config.enable === false) {
+    return;
+  }
+
   const command = context.asAbsolutePath('./els-release/language_server.sh');
   const serverOptions = {
     command,