fix test

Author: jonhue

src/compiler/debug.ts

@@ -197,7 +197,7 @@ namespace ts {
         export const assertEachDefined = checkEachDefined;
 
         export function assertNever(member: never, message = "Illegal value:", stackCrawlMark?: AnyFunction): never {
-            const detail = typeof member === "object" && hasProperty(member, "kind") && hasProperty(member, "pos") && formatSyntaxKind ? "SyntaxKind: " + formatSyntaxKind((member as Node).kind) : JSON.stringify(member);
+            const detail = typeof member === "object" && hasProperty(member, "kind") && hasProperty(member, "pos") ? "SyntaxKind: " + formatSyntaxKind((member as Node).kind) : JSON.stringify(member);
             return fail(`${message} ${detail}`, stackCrawlMark || assertNever);
         }