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Tins::BlankSlate

Public Class Methods

with(*ids) click to toggle source

Creates an anonymous blank slate class, that only responds to the methods *ids. ids can be Symbols, Strings, and Regexps that have to match the method name with #===.

# File lib/tins/dslkit.rb, line 284
def self.with(*ids)
  opts = Hash === ids.last ? ids.pop : {}
  ids = ids.map { |id| Regexp === id ? id : id.to_s }
  klass = opts[:superclass] ? Class.new(opts[:superclass]) : Class.new
  klass.instance_eval do
    instance_methods.each do |m|
      m = m.to_s
      undef_method m unless m =~ /^(__|object_id)/ or ids.any? { |i| i === m }
    end
  end
  klass
end

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