lit support

Author: ecmel

CHANGELOG.md

@@ -4,6 +4,7 @@ All notable changes to the extension will be documented in this file.
 
 ## [1.14.0] - 2023-12-
 
+- Initial support for lit css
 - Match on patterns with a colon in addition to equals.
 - Ported to rollup.
 - Updated dependencies.

package.json

@@ -36,6 +36,7 @@
     "angular",
     "react",
     "vue",
+    "lit",
     "multi-root ready"
   ],
   "activationEvents": [

src/completion.ts

@@ -154,12 +154,12 @@ export class SelectorCompletionItemProvider
   findEmbedded(uri: Uri, keys: Set<string>, text: string) {
     const key = uri.toString();
     const items: CompletionItem[] = [];
-    const findStyles = /<style[^>]*>([^<]+)<\/style>/gi;
+    const findStyles = /(?:<style[^>]*>([^<]+)<\/style>|css\s*`([^`]+)`)/gi;
 
     let style;
 
     while ((style = findStyles.exec(text)) !== null) {
-      this.parseTextToItems(basename(uri.fsPath), style[1], items);
+      this.parseTextToItems(basename(uri.fsPath), style[1] || style[2], items);
     }
 
     this.cache.set(key, items);