Add a more descriptive message for the error generated by an empty sh…

…orthand attribute (#6217) Added error message "empty-attribute-shorthand" for when the shorthand attribute is empty, giving a more explicit error for #6086
sveltejs · Jun 22, 2021 · de6d0c6 · de6d0c6
1 parent 17c5402
commit de6d0c6
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Showing 3 changed files with 18 additions and 0 deletions.
diff --git a/src/compiler/parse/state/tag.ts b/src/compiler/parse/state/tag.ts
@@ -330,6 +330,13 @@ function read_attribute(parser: Parser, unique_names: Set<string>) {
 			parser.allow_whitespace();
 			parser.eat('}', true);
 
+			if (name === null) {
+				parser.error({
+					code: 'empty-attribute-shorthand',
+					message: 'Attribute shorthand cannot be empty'
+				}, start);
+			}
+
 			check_unique(name);
 
 			return {

diff --git a/test/parser/samples/error-empty-attribute-shorthand/error.json b/test/parser/samples/error-empty-attribute-shorthand/error.json
@@ -0,0 +1,10 @@
+{
+    "code": "empty-attribute-shorthand",
+    "message": "Attribute shorthand cannot be empty",
+    "start": {
+        "line": 1,
+        "column": 6,
+        "character": 6
+    },
+    "pos": 6
+}
diff --git a/test/parser/samples/error-empty-attribute-shorthand/input.svelte b/test/parser/samples/error-empty-attribute-shorthand/input.svelte
@@ -0,0 +1 @@
+<span {}></span>