Class: ParameterSubstitution::Formatters::Right

Inherits:
Base
  • Object
show all
Defined in:
lib/parameter_substitution/formatters/right.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

encoding, format, key, parse_duration

Constructor Details

#initialize(character_count) ⇒ Right

Returns a new instance of Right.



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# File 'lib/parameter_substitution/formatters/right.rb', line 12

def initialize(character_count)
  @character_count = character_count
end

Class Method Details

.description ⇒ Object 



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# File 'lib/parameter_substitution/formatters/right.rb', line 4

def self.description
  "Takes a single n argument. Returns the right most n characters from the input."
end

.has_parameters? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/parameter_substitution/formatters/right.rb', line 8

def self.has_parameters?
  true
end

Instance Method Details

#format(value) ⇒ Object 



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# File 'lib/parameter_substitution/formatters/right.rb', line 16

def format(value)
  if (as_string = value.to_s).size > @character_count
    as_string[-@character_count, @character_count]
  else
    as_string
  end
end