class Yukata::Coercer

The class that coerces objects based on the definitions that are registered with it.

@author Matthew A. Johnston

Public Class Methods

new() click to toggle source
# File lib/yukata/coercer.rb, line 7
def initialize
  @coercions = Hash.new do |hash, origin|
    hash[origin] = Hash.new do |h, target|
      h[target] = Coercion.new(origin, target)
    end
  end
  @mutex = Mutex.new
end

Public Instance Methods

coerce(object, target) click to toggle source

@param object [Object] the object to coerce @param target [Class] what you want the object to turn in to

# File lib/yukata/coercer.rb, line 40
def coerce(object, target)
  @mutex.synchronize do
    @coercions[object.class][target].call(object)
  end
end
register(origin, target, &block) click to toggle source

Registers a coercion with the yukata library

@param origin [Class] the class to convert @param target [Class] what the origin will be converted to

# File lib/yukata/coercer.rb, line 20
def register(origin, target, &block)
  raise(ArgumentError, 'block is required') unless block_given?

  @mutex.synchronize do
    @coercions[origin][target] = Coercion.new(origin, target, &block)
  end
end
unregister(origin, target) click to toggle source

Removes a coercion from the library

@param origin [Class] @param target [Class]

# File lib/yukata/coercer.rb, line 32
def unregister(origin, target)
  @mutex.synchronize do
    @coercions[origin].delete(target)
  end
end