Class: ArelExtensions::Nodes::Trim

Inherits:
Function
  • Object
show all
Defined in:
lib/arel_extensions/nodes/trim.rb

Direct Known Subclasses

Ltrim, Rtrim

Constant Summary collapse

RETURN_TYPE = 
:string

Instance Method Summary collapse

Methods inherited from Function

#!=, #==, #as, #convert_to_date_node, #convert_to_datetime_node, #convert_to_node, #convert_to_number, #convert_to_string_node, #expr, #left, #return_type, #right, #type_of_attribute

Methods included from Predications

#cast, #convert_to_node, #imatches, #in, #matches, #not_in, #when

Constructor Details

#initialize(expr) ⇒ Trim

Returns a new instance of Trim.



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# File 'lib/arel_extensions/nodes/trim.rb', line 6

def initialize expr
  tab = expr.map { |arg|
    convert_to_node(arg)
  }
  return super(tab)
end

Instance Method Details

#+(other) ⇒ Object 



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# File 'lib/arel_extensions/nodes/trim.rb', line 13

def +(other)
  return ArelExtensions::Nodes::Concat.new(self.expressions + [other])
end