Class: SetBuilder::Modifiers::StringModifier

Inherits:
SetBuilder::Modifier::Verb show all
Defined in:
lib/set_builder/modifiers/string_modifier.rb

Instance Attribute Summary

Attributes inherited from SetBuilder::Modifier::Base

#operator, #values

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from SetBuilder::Modifier::Base

#initialize, to_hash, to_json, #to_s, #valid?, #valid_argument_of_type?, #valid_arguments?, #valid_date_argument?, #valid_number_argument?, #valid_operator?

Constructor Details

This class inherits a constructor from SetBuilder::Modifier::Base

Class Method Details

.negate(operator) ⇒ Object 



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# File 'lib/set_builder/modifiers/string_modifier.rb', line 25

def self.negate(operator)
  case operator
  when :contains
    "does not contain"
  when :begins_with
    "does not begin with"
  when :ends_with
    "does not end with"
  when :is
    "is not"
  end
end

.operators ⇒ Object 



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# File 'lib/set_builder/modifiers/string_modifier.rb', line 10

def self.operators
  {
    :contains => [:string],
    :does_not_contain => [:string],
    :begins_with => [:string],
    :does_not_begin_with => [:string],
    :ends_with => [:string],
    :does_not_end_with => [:string],
    :is => [:string],
    :is_not => [:string]
  }
end

Instance Method Details

#build_conditions_for(selector, operator = nil) ⇒ Object 



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# File 'lib/set_builder/modifiers/string_modifier.rb', line 40

def build_conditions_for(selector, operator=nil)
  operator ||= self.operator
  case operator
  
  when :does_not_contain
    negate(selector, :contains)
  when :does_not_begin_with
    negate(selector, :begins_with)
  when :does_not_end_with
    negate(selector, :ends_with)
  when :is_not
    negate(selector, :is)
  
  when :is
    ["#{selector}=?", values[0]]
  else
    ["#{selector} LIKE ?", get_like_value_for_operator]
  end
end