Class: KeyValueName::IntegerMarshaler

Inherits:
MarshalerBase show all
Defined in:
lib/key_value_name/marshalers/integer_marshaler.rb

Overview

Read and write integer types. Positive binary, octal and hexadecimal numbers without prefixes are also supported. Padding with zeros is OK, but padding with spaces will not work.

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from MarshalerBase

#to_comparable

Constructor Details

#initialize(format: '%d') ⇒ IntegerMarshaler 



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# File 'lib/key_value_name/marshalers/integer_marshaler.rb', line 10

def initialize(format: '%d')
  @format_string = format
end

Instance Attribute Details

#format_string ⇒ Object (readonly)

Returns the value of attribute format_string.



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# File 'lib/key_value_name/marshalers/integer_marshaler.rb', line 14

def format_string
  @format_string
end

Instance Method Details

#base ⇒ Object 



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# File 'lib/key_value_name/marshalers/integer_marshaler.rb', line 20

def base
  case format_string
  when /b\z/i then 2
  when /o\z/i then 8
  when /x\z/i then 16
  else 10
  end
end

#generate(value) ⇒ Object 



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# File 'lib/key_value_name/marshalers/integer_marshaler.rb', line 33

def generate(value)
  format(format_string, value)
end

#matcher ⇒ Object 



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# File 'lib/key_value_name/marshalers/integer_marshaler.rb', line 16

def matcher
  /[-+]?[0-9a-f]+/i
end

#parse(string) ⇒ Object 



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# File 'lib/key_value_name/marshalers/integer_marshaler.rb', line 29

def parse(string)
  string.to_i(base)
end