Module: Torque::PostgreSQL::Adapter::Quoting

Included in:
Torque::PostgreSQL::Adapter
Defined in:
lib/torque/postgresql/adapter/quoting.rb

Constant Summary collapse

QUOTED_TYPE_NAMES = 
Concurrent::Map.new
Name = 
ActiveRecord::ConnectionAdapters::PostgreSQL::Name
Column = 
ActiveRecord::ConnectionAdapters::PostgreSQL::Column
ColumnDefinition = 
ActiveRecord::ConnectionAdapters::ColumnDefinition
Utils = 
ActiveRecord::ConnectionAdapters::PostgreSQL::Utils

Instance Method Summary collapse

Instance Method Details

#lookup_cast_type_for_column(column) ⇒ Object

Rails 8.1 dropped lookup_cast_type_from_column, and the sql_type of an array column does not carry the array part, so only the oid can resolve the real type



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# File 'lib/torque/postgresql/adapter/quoting.rb', line 48

def lookup_cast_type_for_column(column)
  return lookup_cast_type_from_column(column) unless AR810

  type_map.lookup(column.oid, column.fmod, column.sql_type)
end

#quote_default_expression(value, column) ⇒ Object 



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# File 'lib/torque/postgresql/adapter/quoting.rb', line 30

def quote_default_expression(value, column)
  return super unless value.class <= Array || value.class <= Set

  type =
    if column.is_a?(ColumnDefinition) && column.options.try(:[], :array)
      # This is the general way
      lookup_cast_type(column.sql_type)
    elsif column.is_a?(Column) && column.array?
      # When using +change_column_default+
      lookup_cast_type_for_column(column)
    end

  type.nil? ? super : quote(type.serialize(value.to_a))
end

#quote_identifier_name(name, schema = nil) ⇒ Object

Make sure to support all sorts of different compositions of names



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# File 'lib/torque/postgresql/adapter/quoting.rb', line 24

def quote_identifier_name(name, schema = nil)
  name = Utils.extract_schema_qualified_name(name.to_s) unless name.is_a?(Name)
  name.instance_variable_set(:@schema, Utils.unquote_identifier(schema.to_s)) if schema
  name.quoted.freeze
end

#quote_type_name(name, *args) ⇒ Object

Quotes type names for use in SQL queries.



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# File 'lib/torque/postgresql/adapter/quoting.rb', line 15

def quote_type_name(name, *args)
  QUOTED_TYPE_NAMES[[name.to_s, *args]] ||= begin
    name = name.to_s
    args << 'public' if args.empty? && !name.include?('.')
    quote_identifier_name(name, *args)
  end
end