module PGTrunk::Operation::Inversion
@private Enable operations to be invertible
Public Instance Methods
invert!()
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@private
# File lib/pg_trunk/core/operation/inversion.rb, line 56 def invert! invert&.tap do |i| i.valid? || raise(IrreversibleMigration.new(self, i, *i.error_messages)) end end
irreversible!(option)
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@private
# File lib/pg_trunk/core/operation/inversion.rb, line 63 def irreversible!(option) raise IrreversibleMigration.new(self, nil, <<~MSG.squish) The operation with the `#{option}` option cannot be reversed due to uncertainty of the previous state of the database. MSG end