Class: TableSaw::ForeignKey::Column

Inherits:

Object

• Object
• TableSaw::ForeignKey::Column

Defined in:

lib/table_saw/foreign_key.rb

Constant Summary

REGEX =

/(\w+)(?::(\w+)\((\w+)\))?/

Instance Attribute Summary

• #value ⇒ Object readonly

  Returns the value of attribute value.

Instance Method Summary

• #initialize(value) ⇒ Column constructor

  A new instance of Column.

• #primary_key ⇒ Object
• #type_condition ⇒ Object

Constructor Details

#initialize(value) ⇒ Column

Returns a new instance of Column.

# File 'lib/table_saw/foreign_key.rb', line 10

def initialize(value)
  @value = value
end

Instance Attribute Details

#value ⇒ Object (readonly)

Returns the value of attribute value.

# File 'lib/table_saw/foreign_key.rb', line 8

def value
  @value
end

Instance Method Details

#primary_key ⇒ Object

# File 'lib/table_saw/foreign_key.rb', line 14

def primary_key
  value[REGEX, 1]
end

#type_condition ⇒ Object

# File 'lib/table_saw/foreign_key.rb', line 18

def type_condition
  polymorphic? ? "#{type_column} = '#{type_value}'" : '1 = 1'
end