From cc12e7af33895bc91f0a0acf16e58f1bf045e25d Mon Sep 17 00:00:00 2001
From: kita456 <g140702@gmail.com>
Date: Mon, 12 May 2025 22:42:18 +0900
Subject: [PATCH] fix: correct error handling for non-string keys in YAML
 validation

---
 workflow-parser/src/workflows/yaml-object-reader.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/workflow-parser/src/workflows/yaml-object-reader.ts b/workflow-parser/src/workflows/yaml-object-reader.ts
index ce93d9ab..8c18680c 100644
--- a/workflow-parser/src/workflows/yaml-object-reader.ts
+++ b/workflow-parser/src/workflows/yaml-object-reader.ts
@@ -77,7 +77,7 @@ export class YamlObjectReader implements ObjectReader {
     if (isPair(node)) {
       const scalarKey = node.key as Scalar;
       range = this.getRange(scalarKey);
-      const key = scalarKey.value as string;
+      const key = scalarKey.value === null ? "" : String(scalarKey.value);
       yield new ParseEvent(EventType.Literal, new StringToken(this.fileId, range, key, undefined));
       for (const child of this.getNodes(node.value)) {
         yield child;