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django-migration-linter/django_migration_linter/sql_analyser/utils.py
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Python

# Copyright 2019 3YOURMIND GmbH
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import re
from copy import deepcopy
def find_error_dict_with_code(tests, code):
return next((test_dict for test_dict in tests if test_dict["code"] == code), None)
def update_migration_tests(base_tests, specific_tests):
base_tests = deepcopy(base_tests)
for override_test in specific_tests:
migration_test_dict = find_error_dict_with_code(
base_tests, override_test["code"]
)
if migration_test_dict is None or not override_test["code"]:
migration_test_dict = {}
base_tests.append(migration_test_dict)
for key in override_test.keys():
migration_test_dict[key] = override_test[key]
return base_tests
def build_error_dict(migration_test, sql_statement):
table_search = (
re.search("TABLE `([^`]*)`", sql_statement, re.IGNORECASE)
if isinstance(sql_statement, str)
else None
)
col_search = (
re.search("COLUMN `([^`]*)`", sql_statement, re.IGNORECASE)
if isinstance(sql_statement, str)
else None
)
return {
"err_msg": migration_test["err_msg"],
"code": migration_test["code"],
"table": table_search.group(1) if table_search else None,
"column": col_search.group(1) if col_search else None,
}