Class: Camille::Types::StringLiteral

Inherits:
BasicType
  • Object
show all
Defined in:
lib/camille/types/string_literal.rb

Defined Under Namespace

Classes: ArgumentError

Instance Attribute Summary collapse

Attributes inherited from BasicType

#fingerprint

Instance Method Summary collapse

Methods inherited from BasicType

&, #&, #[], [], directly_instantiable?, inherited, instance, #transform, #|, |

Constructor Details

#initialize(value) ⇒ StringLiteral

Returns a new instance of StringLiteral.



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# File 'lib/camille/types/string_literal.rb', line 8

def initialize value
  if value.is_a?(::String)
    @value = value
    @fingerprint = Digest::MD5.hexdigest "#{self.class.name}#{@value}"
  else
    raise ArgumentError.new("Expecting a string, got #{value.inspect}")
  end
end

Instance Attribute Details

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/camille/types/string_literal.rb', line 6

def value
  @value
end

Instance Method Details

#check(value) ⇒ Object 



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# File 'lib/camille/types/string_literal.rb', line 17

def check value
  transformed = value.is_a?(Symbol) ? value.to_s : value
  if transformed == @value
    Camille::Checked.new(fingerprint, value)
  else
    Camille::TypeError.new("Expected string literal #{@value.inspect}, got #{value.inspect}.")
  end
end

#literal ⇒ Object 



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# File 'lib/camille/types/string_literal.rb', line 26

def literal
  @value.inspect
end