Module: ActiveRecord::Postgres::Constraints::SchemaCreation

Defined in:
lib/active_record/postgres/constraints/schema_creation.rb

Instance Method Summary collapse

Instance Method Details

#adjust_nesting(nesting, token) ⇒ Object 



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# File 'lib/active_record/postgres/constraints/schema_creation.rb', line 24

def adjust_nesting(nesting, token)
  nesting_was = nesting
  nesting += 1 if '(' == token
  nesting -= 1 if ')' == token
  [nesting, (1 == nesting_was && nesting.zero?)]
end

#visit_TableDefinition(table_definition) ⇒ Object

rubocop:disable Naming/MethodName



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# File 'lib/active_record/postgres/constraints/schema_creation.rb', line 8

def visit_TableDefinition(table_definition)
  # rubocop:enable Naming/MethodName
  result = super
  return result unless table_definition.constraints

  nesting = 0
  # Find the closing paren of the "CREATE TABLE ( ... )" clause
  index = result.length.times do |i|
    token = result[i]
    nesting, should_break = adjust_nesting(nesting, token)
    break i if should_break
  end
  result[index] = ", #{table_definition.constraints.join(', ')})"
  result
end