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Enso-Bot/venv/Lib/site-packages/django/contrib/postgres/utils.py

30 lines
1.2 KiB
Python

from django.core.exceptions import ValidationError
from django.utils.functional import SimpleLazyObject
from django.utils.text import format_lazy
def prefix_validation_error(error, prefix, code, params):
"""
Prefix a validation error message while maintaining the existing
validation data structure.
"""
if error.error_list == [error]:
error_params = error.params or {}
return ValidationError(
# We can't simply concatenate messages since they might require
# their associated parameters to be expressed correctly which
# is not something `format_lazy` does. For example, proxied
# ngettext calls require a count parameter and are converted
# to an empty string if they are missing it.
message=format_lazy(
'{} {}',
SimpleLazyObject(lambda: prefix % params),
SimpleLazyObject(lambda: error.message % error_params),
),
code=code,
params={**error_params, **params},
)
return ValidationError([
prefix_validation_error(e, prefix, code, params) for e in error.error_list
])