Class: SQL::Composer::Nodes::Core

Inherits:

Object

• Object
• SQL::Composer::Nodes::Core

Defined in:

lib/sql/composer/nodes/core.rb

Direct Known Subclasses

From, Identifier, Literal, Operations::Eql, Operations::Or, Order, Select, Value, Where

Instance Attribute Summary

• #id ⇒ Object readonly

  Returns the value of attribute id.

• #options ⇒ Object readonly

  Returns the value of attribute options.

Instance Method Summary

• #backend ⇒ Object
• #fetch(name, default = nil) ⇒ Object
• #initialize(options) ⇒ Core constructor

  A new instance of Core.

• #quote(identifier) ⇒ Object

Constructor Details

#initialize(options) ⇒ Core

Returns a new instance of Core.

# File 'lib/sql/composer/nodes/core.rb', line 15

def initialize(options)
  @options = options
  @id = tokens.next_id
end

Instance Attribute Details

#id ⇒ Object (readonly)

Returns the value of attribute id.

# File 'lib/sql/composer/nodes/core.rb', line 11

def id
  @id
end

#options ⇒ Object (readonly)

Returns the value of attribute options.

# File 'lib/sql/composer/nodes/core.rb', line 13

def options
  @options
end

Instance Method Details

#backend ⇒ Object

# File 'lib/sql/composer/nodes/core.rb', line 24

def backend
  fetch(:backend)
end

#fetch(name, default = nil) ⇒ Object

# File 'lib/sql/composer/nodes/core.rb', line 20

def fetch(name, default = nil)
  @options.fetch(name, default)
end

#quote(identifier) ⇒ Object

# File 'lib/sql/composer/nodes/core.rb', line 28

def quote(identifier)
  backend.quote(identifier)
end