return more information when pydantic raise validation error (#772)

CHANGES.md

@@ -16,6 +16,7 @@
 ## Changed
 
 * use `stac_pydantic.version.STAC_VERSION` instead of `stac_pydantic.api.version.STAC_API_VERSION` as application `stac_version`
+* Return more informations from pydantic validation errors
 
 ## [3.0.3] - 2024-10-09
 

stac_fastapi/api/stac_fastapi/api/errors.py

@@ -4,6 +4,7 @@
 from typing import Callable, Dict, Type, TypedDict
 
 from fastapi import FastAPI
+from fastapi.encoders import jsonable_encoder
 from fastapi.exceptions import RequestValidationError, ResponseValidationError
 from starlette import status
 from starlette.requests import Request
@@ -88,7 +89,7 @@ def request_validation_exception_handler(
         request: Request, exc: RequestValidationError
     ) -> JSONResponse:
         return JSONResponse(
-            content=ErrorResponse(code=exc.__class__.__name__, description=str(exc)),
+            content=jsonable_encoder({"detail": exc.errors(), "body": exc.body}),
             status_code=status.HTTP_400_BAD_REQUEST,
         )