class PGTrunk::Operations::CheckConstraints::Base
@abstract @private Base
class for operations with check constraints
Public Instance Methods
<=>(other)
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By default foreign keys are sorted by tables and names.
Calls superclass method
PGTrunk::Operation#<=>
# File lib/pg_trunk/operations/check_constraints/base.rb, line 23 def <=>(other) return unless other.is_a?(self.class) result = table <=> other.table result.zero? ? super : result end
Private Instance Methods
custom_name?(qname = name)
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# File lib/pg_trunk/operations/check_constraints/base.rb, line 65 def custom_name?(qname = name) qname&.differs_from?(/^chk_rails_\w+$/) end
generated_name()
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************************************************************************* Helpers for operation definitions *************************************************************************
# File lib/pg_trunk/operations/check_constraints/base.rb, line 52 def generated_name return @generated_name if instance_variable_defined?(:@generated_name) @generated_name = begin return if table.blank? || expression.blank? PGTrunk::QualifiedName.new( nil, PGTrunk.database.check_constraint_name(table.lean, expression), ) end end