Module: Cube

Defined in:
lib/cube/interfaces.rb,
lib/cube/traits.rb,
lib/cube/toplevel.rb

Overview

Top level module for RubyCube

Defined Under Namespace

Modules: CubeMethods, Interface, Trait

Class Method Summary collapse

Class Method Details

.[](mod) ⇒ Object Also known as: from 



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# File 'lib/cube/toplevel.rb', line 8

def self.[](mod)
  return mod if mod.is_a?(CubeMethods)
  unless mod.is_a?(Class)
    raise ArgumentError, "Only classes can be be converted to Cube classes"
  end
  Class.new(mod).extend(CubeMethods)
end

.check_type(*_) ⇒ Object

Raises:



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# File 'lib/cube/toplevel.rb', line 61

def self.check_type(t, v)
  if t.is_a?(Set)
    unless t.any? { |tp| check_type(tp, v) rescue false }
      raise Cube::Interface::TypeMismatchError,
            "#{v.inspect} is not any of #{t.to_a}"
    end
    return
  end
  if t.is_a? Array
    raise Cube::Interface::TypeMismatchError,
          "#{v} is not an Array" unless v.is_a? Array
    check_type(t.first, v.first)
    check_type(t.first, v.last)
    return
  end
  raise Cube::Interface::TypeMismatchError, "#{v.inspect} is not type #{t}" unless v.is_a? t
  true
end

.check_type_spec(t, v, &blk) ⇒ Object

Raises:



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# File 'lib/cube/toplevel.rb', line 35

def self.check_type_spec(t, v, &blk)
  if t.is_a?(Set)
    if v.is_a?(Set)
      if v != t
        raise Cube::Interface::TypeMismatchError, "#{t.to_a} is not eql to #{v.to_a}"
      end
      return true
    end
    unless t.any? { |tp| check_type(tp, v, &blk) rescue false }
      raise Cube::Interface::TypeMismatchError,
        "#{v.inspect} is not any of #{t.to_a}"
    end
    return
  end
  if t.is_a? Array
    raise Cube::Interface::TypeMismatchError,
      "#{v} is not an Array" unless v.is_a? Array
    check_type(t.first, v.first, &blk)
    check_type(t.first, v.last, &blk)
    return
  end
  raise Cube::Interface::TypeMismatchError, "#{v.inspect} is not type #{t}" unless blk.call(t, v) 
  true
end

.interface(&block) ⇒ Object 



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# File 'lib/cube/toplevel.rb', line 20

def self.interface(&block)
  mod = Module.new
  mod.extend(Cube::Interface)
  mod.instance_variable_set('@ids', {})
  mod.instance_eval(&block)
  mod
end

.mark_interface!(cls, iface) ⇒ Object 



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# File 'lib/cube/toplevel.rb', line 2

def self.mark_interface!(cls, iface)
  Cube[cls].as_interface(iface, runtime_checks: false)
  cl_iface = iface.impotent
  cls.include(cl_iface)
end

.trait(&blk) ⇒ Object 



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# File 'lib/cube/toplevel.rb', line 28

def self.trait(&blk)
  m = Module.new
  m.extend(Cube::Trait)
  m.module_exec(&blk) if block_given?
  m
end