Module: Calldata

Defined in:
lib/calldata.rb

Class Method Summary collapse

Class Method Details

.decode(hex) ⇒ Object Also known as: decode_hex

Raises:

  • (TypeError) 


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# File 'lib/calldata.rb', line 63

def self.decode( hex )
   raise TypeError, "Calldata.decode - String expected; got #{hex.inspect} : #{hex.class.name}"  unless hex.is_a?( String )
   raise ArgumentError, "Calldata.decode - hexstring expected; got #{hex}"   unless valid?( hex )
   ## todo/check -  add a regex/format check here - why? why not?
   ##  must be string and hexchars only (0x/0X)
   hex_to_utf8( hex )
end

.encode(utf8) ⇒ Object Also known as: encode_utf8

Raises:

  • (TypeError) 


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# File 'lib/calldata.rb', line 57

def self.encode( utf8 )
  raise TypeError, "Calldata.encode - String expected; got #{utf8.inspect} : #{utf8.class.name}" unless utf8.is_a?( String )
  ## note: no 0x upfront for now - why? why not?
  utf8_to_hex( utf8 )      
end

.valid?(hex) ⇒ Boolean Also known as: is_valid?

Returns:

  • (Boolean) 


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# File 'lib/calldata.rb', line 71

def self.valid?( hex )  
   is_hex?( hex )
end