exclusion_constraint_for!

# File activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb, line 1044
          def exclusion_constraint_for!(table_name, expression: nil, **options)
            exclusion_constraint_for(table_name, expression: expression, **options) ||
              raise(ArgumentError, "Table '#{table_name}' has no exclusion constraint for #{expression || options}")
          end