Fixes

README.md

@@ -1,6 +1,6 @@
 # Visual Studio Code CSS Intellisense for HTML
 
-HTML `id` and `class` attributes completion and validation for VS Code.
+HTML `id` and `class` attributes completion and validation for Visual Studio Code.
 
 ## Features
 
@@ -78,7 +78,7 @@ Template inheritance is supported for the following tags:
 
 @extends('base')
 
-{{< base }} 
+{{< base }}
 ```
 
 Only one level of inheritance is supported:

src/completion.ts

@@ -27,20 +27,22 @@ export class ClassCompletionItemProvider implements CompletionItemProvider, Disp
     readonly cache = new Map<string, Map<string, CompletionItem>>();
     readonly extends = new Map<string, Set<string>>();
     readonly watchers = new Map<string, Disposable>();
-    readonly collection = languages.createDiagnosticCollection("vscode-html-css");
+    readonly collection = languages.createDiagnosticCollection();
     readonly isRemote = /^https?:\/\//i;
     readonly canComplete = /(id|class|className)\s*=\s*("|')(?:(?!\2).)*$/si;
     readonly findLinkRel = /rel\s*=\s*("|')((?:(?!\1).)+)\1/si;
     readonly findLinkHref = /href\s*=\s*("|')((?:(?!\1).)+)\1/si;
     readonly findExtended = /(?:{{<|{%\s*extends|@extends\s*\()\s*("|')?([./A-Za-z_0-9\\\-]+)\1\s*(?:\)|%}|}})/i;
 
-    constructor() {
+    constructor(enabledLanguages: string[]) {
         let debounce: NodeJS.Timeout;
 
-        this.watchers.set("changed", workspace.onDidChangeTextDocument(e => {
-            clearTimeout(debounce);
-            debounce = setTimeout(() => this.validate(e.document), 1000);
-        }));
+        workspace.onDidChangeTextDocument(e => {
+            if (enabledLanguages.includes(e.document.languageId)) {
+                clearTimeout(debounce);
+                debounce = setTimeout(() => this.validate(e.document), 1000);
+            }
+        });
     }
 
     dispose() {

src/extension.ts

@@ -4,7 +4,7 @@ import { ExtensionContext, languages, workspace, commands } from "vscode";
 export function activate(context: ExtensionContext) {
     const config = workspace.getConfiguration("css");
     const enabledLanguages = config.get<string[]>("enabledLanguages", ["html"]);
-    const provider = new ClassCompletionItemProvider();
+    const provider = new ClassCompletionItemProvider(enabledLanguages);
 
     context.subscriptions.push(
         languages.registerCompletionItemProvider(

src/test/suite/completion.test.ts

@@ -5,19 +5,20 @@ import { CompletionItem, Position, Uri } from "vscode";
 
 suite("ClassCompletionItemProvider Test Suite", () => {
 
+    const langs = ["html"];
     const position = new Position(0, 0);
     const token = new MockCancellationToken(false);
     const context = new MockCompletionContext();
 
     test("RegEx: isRemote", () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
 
         assert.strictEqual(provider.isRemote.test("http://example.com/example.css"), true);
         assert.strictEqual(provider.isRemote.test("https://example.com/example.css"), true);
     });
 
     test("RegEx: canComplete", () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
 
         assert.strictEqual(provider.canComplete.test(""), false);
         assert.strictEqual(provider.canComplete.test("class=\""), true);
@@ -52,47 +53,47 @@ suite("ClassCompletionItemProvider Test Suite", () => {
     });
 
     test("RegEx: findLinkRel", () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
 
         assert.strictEqual(provider.findLinkRel.exec(`
 			<link rel="stylesheet" href="http://example.com/example.css">
 		"`)?.[2], "stylesheet");
     });
 
     test("RegEx: findLinkHref", () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
 
         assert.strictEqual(provider.findLinkHref.exec(`
 			<link rel="stylesheet" href="http://example.com/example.css">
 		"`)?.[2], "http://example.com/example.css");
     });
 
     test("RegEx: findExtended (Twig)", () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
 
         assert.strictEqual(provider.findExtended.exec(`
             {% extends "base" %}
         `)?.[2], "base");
     });
 
     test("RegEx: findExtended (Mustache)", () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
 
         assert.strictEqual(provider.findExtended.exec(`
             {{< base }}
         `)?.[2], "base");
     });
 
     test("RegEx: findExtended (Blade)", () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
 
         assert.strictEqual(provider.findExtended.exec(`
             @extends('base')
         `)?.[2], "base");
     });
 
     test("Rejects outside class attribute", (done) => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
         const document = new MockDocument("<a class=\"\"></a>");
 
         const result = provider.provideCompletionItems(
@@ -105,7 +106,7 @@ suite("ClassCompletionItemProvider Test Suite", () => {
     });
 
     test("Completes from style tag", async () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
         const document = new MockDocument("<style>.test{}</style><a class=\"");
 
         const items = await (provider.provideCompletionItems(
@@ -118,7 +119,7 @@ suite("ClassCompletionItemProvider Test Suite", () => {
     });
 
     test("Completes from link tag", async () => {
-        const provider = new ClassCompletionItemProvider();
+        const provider = new ClassCompletionItemProvider(langs);
         const document = new MockDocument(`
 			<link 
 				href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" 
@@ -142,7 +143,7 @@ suite("ClassCompletionItemProvider Test Suite", () => {
                     "https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css"
                 ];
             }
-        }();
+        }(langs);
 
         const document = new MockDocument("<a class=\"");