fix(html-validation): don't do anything on empty documents, resolves #46

aurelia · May 29, 2017 · 40c2c23 · 40c2c23
1 parent b03ecd2
commit 40c2c23
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/server/aurelia-languageservice/services/htmlValidation.ts b/src/server/aurelia-languageservice/services/htmlValidation.ts
@@ -43,6 +43,11 @@ export class HTMLValidation {
       return Promise.resolve([]);
     }
 
+    // handle empty document cases
+    if (!htmlDocument || !htmlDocument.roots || htmlDocument.roots.length === 0) {
+      return Promise.resolve([]);
+    }
+
     const text = document.getText();
     const scanner = createScanner(text, htmlDocument.roots[0].start);