Class: Types::String

Inherits:
TypedValue show all
Extended by:
Forwardable
Defined in:
lib/solidity/typed/values.rb

Constant Summary

Constants inherited from Typed

Typed::ADDRESS_ZERO, Typed::BYTES20_ZERO, Typed::BYTES32_ZERO, Typed::BYTES_ZERO, Typed::INSCRIPTION_ID_ZERO, Typed::STRING_ZERO

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from TypedValue

#as_data, #eql?, #hash, #pretty_print, #to_s

Methods inherited from Typed

#as_data, #as_json, dump, serialize, #serialize, #type

Constructor Details

#initialize(initial_value = STRING_ZERO) ⇒ String

Returns a new instance of String.

Raises:

  • (ArgumentError) 


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# File 'lib/solidity/typed/values.rb', line 12

def initialize( initial_value = STRING_ZERO )
  ## was: initial_value ||= type.zero
  ##     check if nil gets passed in - default not used?  

  raise ArgumentError, "expected literal of type #{type}; got typed #{initial_value.pretty_print_inspect}"    if initial_value.is_a?( Typed )
  
  @value = type.check_and_normalize_literal( initial_value )
  @value.freeze  ## freeze here - why? why not?
  @value
end

Class Method Details

.type ⇒ Object 



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# File 'lib/solidity/typed/values.rb', line 7

def self.type() StringType.instance; end

.zero ⇒ Object 



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# File 'lib/solidity/typed/values.rb', line 8

def self.zero() @zero ||= new; end

Instance Method Details

#==(other) ⇒ Object

allow compare with “plain” string too - why? why not?



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# File 'lib/solidity/typed/values.rb', line 36

def ==(other)
  if other.is_a?(String)   ## typed (frozen) string
    @value == other.instance_variable_get( :@value )    ## compare value via as_data!!!
  elsif other.is_a?( ::String ) ## ruby "literal" string
    @value == other
  else
    false
  end
end

#to_str ⇒ Object

“automagilally” support implicit string conversion - why? why not?



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# File 'lib/solidity/typed/values.rb', line 32

def to_str() @value; end

#zero? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/solidity/typed/values.rb', line 9

def zero?() @value.empty?; end