feat(semantic): report error for empty JSX attribute expression

crates/oxc_semantic/src/checker/mod.rs

@@ -117,6 +117,9 @@ pub fn check<'a>(node: &AstNode<'a>, ctx: &SemanticBuilder<'a>) {
         AstKind::TSImportEqualsDeclaration(decl) => {
             ts::check_ts_import_equals_declaration(decl, ctx);
         }
+        AstKind::JSXExpressionContainer(container) => {
+            ts::check_jsx_expression_container(container, ctx);
+        }
         _ => {}
     }
 }

crates/oxc_semantic/src/checker/typescript.rs

@@ -542,3 +542,19 @@ pub fn check_for_statement_left(left: &ForStatementLeft, is_for_in: bool, ctx: &
         }
     }
 }
+
+fn invalid_jsx_attribute_value(span: Span) -> OxcDiagnostic {
+    ts_error("17000", "JSX attributes must only be assigned a non-empty 'expression'.")
+        .with_label(span)
+}
+
+pub fn check_jsx_expression_container(
+    container: &JSXExpressionContainer,
+    ctx: &SemanticBuilder<'_>,
+) {
+    if matches!(container.expression, JSXExpression::EmptyExpression(_))
+        && matches!(ctx.nodes.parent_kind(ctx.current_node_id), Some(AstKind::JSXAttributeItem(_)))
+    {
+        ctx.error(invalid_jsx_attribute_value(container.span()));
+    }
+}

tasks/coverage/snapshots/parser_typescript.snap

@@ -3,7 +3,7 @@ commit: d85767ab
 parser_typescript Summary:
 AST Parsed     : 6494/6503 (99.86%)
 Positive Passed: 6483/6503 (99.69%)
-Negative Passed: 1283/5747 (22.32%)
+Negative Passed: 1284/5747 (22.34%)
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/ClassDeclaration24.ts
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/ExportAssignment7.ts
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/ExportAssignment8.ts
@@ -1279,7 +1279,6 @@ Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/jsdocTypeCas
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/jsdocTypeNongenericInstantiationAttempt.ts
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/jsdocTypedefMissingType.ts
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/jsdocTypedefNoCrash2.ts
-Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/jsxAttributeWithoutExpressionReact.tsx
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/jsxCallElaborationCheckNoCrash1.tsx
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/jsxChildWrongType.tsx
 Expect Syntax Error: tasks/coverage/typescript/tests/cases/compiler/jsxChildrenArrayWrongType.tsx
@@ -8920,6 +8919,30 @@ Expect to Parse: tasks/coverage/typescript/tests/cases/conformance/salsa/private
  2 │ const y = 0;
    ╰────
 
+  × TS(17000): JSX attributes must only be assigned a non-empty 'expression'.
+   ╭─[typescript/tests/cases/compiler/jsxAttributeWithoutExpressionReact.tsx:4:35]
+ 3 │     <ListView refreshControl={
+ 4 │         <RefreshControl onRefresh={} refreshing={} />
+   ·                                   ──
+ 5 │     } dataSource={this.state.ds} renderRow={}>
+   ╰────
+
+  × TS(17000): JSX attributes must only be assigned a non-empty 'expression'.
+   ╭─[typescript/tests/cases/compiler/jsxAttributeWithoutExpressionReact.tsx:4:49]
+ 3 │     <ListView refreshControl={
+ 4 │         <RefreshControl onRefresh={} refreshing={} />
+   ·                                                 ──
+ 5 │     } dataSource={this.state.ds} renderRow={}>
+   ╰────
+
+  × TS(17000): JSX attributes must only be assigned a non-empty 'expression'.
+   ╭─[typescript/tests/cases/compiler/jsxAttributeWithoutExpressionReact.tsx:5:44]
+ 4 │         <RefreshControl onRefresh={} refreshing={} />
+ 5 │     } dataSource={this.state.ds} renderRow={}>
+   ·                                            ──
+ 6 │     </ListView>
+   ╰────
+
   × Unexpected token
    ╭─[typescript/tests/cases/compiler/jsxNamespacePrefixInName.tsx:7:32]
  6 │