"""Bundled JSON schemas for SDD specifications."""
import json
from pathlib import Path
from typing import Any, Dict, Optional, Tuple
def load_schema(name: str = "sdd-spec-schema.json") -> Tuple[Optional[Dict[str, Any]], Optional[str]]:
"""Load a bundled JSON schema by name.
Args:
name: Schema filename (default: sdd-spec-schema.json).
Returns:
Tuple of (schema_dict, error_message). On success, error is None.
On failure, schema is None and error contains the reason.
"""
schema_path = Path(__file__).parent / name
if not schema_path.exists():
return None, f"Schema file not found: {name}"
try:
with open(schema_path, "r") as f:
return json.load(f), None
except json.JSONDecodeError as e:
return None, f"Invalid JSON in schema: {e}"
except Exception as e:
return None, f"Error loading schema: {e}"
def get_spec_schema() -> Tuple[Optional[Dict[str, Any]], Optional[str]]:
"""Load the SDD spec JSON schema.
Returns:
Tuple of (schema_dict, error_message).
"""
return load_schema("sdd-spec-schema.json")
