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simplify IgnoreMigration operation

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Tobias Krönke authored and David Wobrock committed 2019-05-19 22:29:02 +02:00
1 parent 758468cbb8
commit dcaa52a4da
1 file changed
+3 -6
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django_migration_linter/operations.py
+3 -6
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@@ -14,23 +14,20 @@
from django.db.migrations.operations.base import Operation from django.db.migrations.operations.base import Operation
IGNORE_MIGRATION_SQL = "select 1; -- dml ignores this migration"
class IgnoreMigration(Operation): class IgnoreMigration(Operation):
reversible = True reversible = True
# Must be true to be generated through the sqlmigrate command reduces_to_sql = False
reduces_to_sql = True
def state_forwards(self, app_label, state): def state_forwards(self, app_label, state):
pass pass
def database_forwards(self, app_label, schema_editor, from_state, to_state): def database_forwards(self, app_label, schema_editor, from_state, to_state):
schema_editor.execute(IGNORE_MIGRATION_SQL) pass
def database_backwards(self, app_label, schema_editor, from_state, to_state): def database_backwards(self, app_label, schema_editor, from_state, to_state):
schema_editor.execute(IGNORE_MIGRATION_SQL + " (reversed)") pass
def describe(self): def describe(self):
return "The Django migration linter will ignore this migration" return "The Django migration linter will ignore this migration"