Add outlines fallback when JSON schema has enum (#13449)

Signed-off-by: mgoin <mgoin64@gmail.com>
2025-02-18 01:49:41 -05:00
parent 9915912f7f
commit b53d79983c
3 changed files with 86 additions and 0 deletions
--- a/vllm/model_executor/guided_decoding/utils.py
+++ b/vllm/model_executor/guided_decoding/utils.py
@@ -14,6 +14,10 @@ def has_xgrammar_unsupported_json_features(schema: dict) -> bool:
        if "pattern" in obj:
            return True

+        # Check for enum restrictions
+        if "enum" in obj:
+            return True
+
        # Check for numeric ranges
        if obj.get("type") in ("integer", "number") and any(
                key in obj for key in [