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amatsuda/j_ruby.rb

CreatedAugust 15, 2013 00:54

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	Kernel.class_evaldo
	#FIXME this is terrible
	defstatic(meth)
	define_singleton_method(meth)do \|*args, &b\|
	new.sendmeth, *args, &b
	end
	meth
	end

	defabstract(meth)
	define_method(meth){raise"Please implement#{self.class.name}##{meth}."}
	meth
	end

	deffinal(meth)
	self.extendModule.new{define_method(:method_added){\|added_meth\|raise("Overriding or redefining#{meth} is prohibited.")ifadded_meth ==meth;super(added_meth);}}
	meth
	end

	defnative(meth)
	meth
	end

	deffriend(meth)
	#TODO
	meth
	end

	defsynchronized(meth)
	#TODO
	meth
	end

	defvoid(meth)
	meth
	end

	defvirtual(meth)
	meth
	end

	defoverride(meth)
	raise"#{self.name}##{meth} is not defined."unlessancestors[1..-1].any?{\|a\|a.method_defined?meth}
	meth
	end
	end

	classHello
	abstractvoiddefaaa
	p:aaaaa
	end
	publicstaticfinalvoiddefmain(*)
	puts'hello, world'
	end
	end

	classHello2 <Hello
	overridedefaaa
	p'hello2'
	end
	end

	Hello2.new.aaa
	Hello.main
	#=> hello, world

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override は arity の一致をチェックしたほうがいいかもしれません。あと、finalと競合するとか。

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overrideはやっぱり、＠Overrideにした方が!

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