class Objectifier::TransformerFactory

Public Class Methods

new() click to toggle source
# File lib/objectifier/transformer_factory.rb, line 5
def initialize
  @t = Hash.new { |h,k| raise "unknown type #{@type}" }

  @t[:boolean] = lambda do |name, value|
    case value
    when true, 'true', 1, '1'
      ValueResult.new(name, true)
    when false, 'false', 0, '0'
      ValueResult.new(name, false)
    else
      ErrorResult.err(name, 'not boolean')
    end
  end

  @t[:symbol] = ->(name, value) { ValueResult.new(name, value.to_sym) }

  @t[:string] = ->(name, value) { ValueResult.new(name, value.to_s) }

  @t[:integer] = lambda do |name, value|
    begin
      ValueResult.new(name, Integer(value))
    rescue => e
      ErrorResult.err(name, e.message)
    end
  end

  @t[:fixnum] = @t[:integer]

  @t[:bignum] = @t[:integer]

  @t[:float] = lambda do |name, value|
    begin
      ValueResult.new(name, Float(value))
    rescue => e
      ErrorResult.err(name, e.message)
    end
  end
end

Public Instance Methods

add_type(type, transformer) click to toggle source
# File lib/objectifier/transformer_factory.rb, line 44
def add_type(type, transformer)
  @t[type] = transformer
end
for_type(type) click to toggle source
# File lib/objectifier/transformer_factory.rb, line 48
def for_type(type)
  @t[type]
end