refactor: optional chaining (#942)

vega · Sep 17, 2021 · 1035f84 · 1035f84
1 parent 7be6567
commit 1035f84
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/NodeParser/TypeReferenceNodeParser.ts b/src/NodeParser/TypeReferenceNodeParser.ts
@@ -48,7 +48,7 @@ export class TypeReferenceNodeParser implements SubNodeParser {
 
     private createSubContext(node: ts.TypeReferenceNode, parentContext: Context): Context {
         const subContext = new Context(node);
-        if (node.typeArguments && node.typeArguments.length) {
+        if (node.typeArguments?.length) {
             for (const typeArg of node.typeArguments) {
                 const type = this.childNodeParser.createType(typeArg, parentContext);
                 subContext.pushArgument(type);