Sha256: 7393fe0f4959b0d5946a969baa57f2956b69d1a5c9d59821be862bf60a2f7dfb
Contents?: true
Size: 917 Bytes
Versions: 19
Compression:
Stored size: 917 Bytes
Contents
require 'facets/more/functor'
#
# class X
#
# this.y = "Hello"
#
# this.up = lambda { puts @y.upcase }
#
# end
#
# X.new.up #=> HELLO
#
class Module
def this
klass = self
Functor.new do |op, *args|
case op.to_s[-1,1]
when '='
op = op.to_s.chomp('=')
if Proc === args[0]
define_method( op, &args[0] )
else
define_method( op ) do
r = instance_variable_set( "@#{op}", args[0] )
klass.class.class_eval %{
def #{op}; @#{op}; end
}
r
end
end
else
klass.class_eval %{
def #{op}; @#{op}; end
}
end
end
end
end
=begin test
require 'test/unit'
class TCthis < Test::Unit::TestCase
class Foo
this.bar = 10
end
def test01
x = Foo.new
assert_equal( 10, x.bar )
end
end
=end
Version data entries
19 entries across 19 versions & 1 rubygems