Class: Perpetuity::Postgres::QueryAttribute

Inherits:
Object
  • Object
show all
Defined in:
lib/perpetuity/postgres/query_attribute.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ QueryAttribute

Returns a new instance of QueryAttribute.



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# File 'lib/perpetuity/postgres/query_attribute.rb', line 8

def initialize name
  @name = name
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/perpetuity/postgres/query_attribute.rb', line 6

def name
  @name
end

Instance Method Details

#in(collection) ⇒ Object 



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# File 'lib/perpetuity/postgres/query_attribute.rb', line 20

def in collection
  QueryExpression.new self, :in, collection
end

#nil? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/perpetuity/postgres/query_attribute.rb', line 24

def nil?
  QueryExpression.new self, :==, nil
end

#to_s ⇒ Object 



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# File 'lib/perpetuity/postgres/query_attribute.rb', line 28

def to_s
  name.to_s
end