Add general exception catch to nested validation

Author: LeanderCS

flask_inputfilter/_input_filter.pyx

@@ -55,6 +55,8 @@ cdef dict _INTERNED_STRINGS = {
     "required": sys.intern("required"),
     "steps": sys.intern("steps"),
     "validators": sys.intern("validators"),
+    "HEAD": sys.intern("HEAD"),
+    "OPTIONS": sys.intern("OPTIONS"),
 }
 
 T = TypeVar("T")

flask_inputfilter/include/helper.h

@@ -99,6 +99,8 @@ class StringConstants {
         constants["required"] = "required";
         constants["steps"] = "steps";
         constants["validators"] = "validators";
+        constants["HEAD"] = "HEAD";
+        constants["OPTIONS"] = "OPTIONS";
     }
 
 public:

flask_inputfilter/input_filter.py

@@ -38,6 +38,8 @@
     "required": sys.intern("required"),
     "steps": sys.intern("steps"),
     "validators": sys.intern("validators"),
+    "HEAD": sys.intern("HEAD"),
+    "OPTIONS": sys.intern("OPTIONS"),
 }
 
 

flask_inputfilter/mixins/data_mixin/_data_mixin.pyx

@@ -14,7 +14,7 @@ from libcpp.vector cimport vector
 from libcpp.string cimport string
 from libcpp.algorithm cimport find
 
-DEF LARGE_DATASET_THRESHOLD = 100
+cdef int LARGE_DATASET_THRESHOLD = 10
 
 
 cdef class DataMixin:

flask_inputfilter/mixins/validation_mixin/validation_mixin.py

@@ -285,6 +285,11 @@ def apply_nested_input_filter(
             raise ValidationError(
                 f"Nested validation failed for field '{field_name}': {e!s}"
             ) from e
+        except Exception as e:
+            raise ValidationError(
+                f"Unexpected error during nested validation for field "
+                f"'{field_name}': {e!s}"
+            ) from e
 
     @staticmethod
     def get_field_value(