hello world using grammatical framework.

gf/.gitignore

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*.gfo

gf/Hello.gf

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abstract Hello = {
	flags startcat = Greeting;
	cat Greeting; Recipient; -- both are categories now
	fun
		Hello: Recipient -> Greeting;
		Goodbye: Recipient -> Greeting;
		World, Mum, Friends, Cat, Dog, RobotOverlords: Recipient;
}

gf/HelloEnglish.gf

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concrete HelloEnglish of Hello = {
	lincat Greeting, Recipient = {s: Str};
	lin
		Hello recip = {s = "hello" ++ recip.s};
		Goodbye recip = {s = "goodbye" ++ recip.s};
		World = {s = "world"};
		Mum = {s = "mum"};
		Friends = {s = "friends"};
		Cat = {s = "kitty"};
		Dog = {s = "dog"};
		RobotOverlords = {s = "robot overlords"};
}

gf/HelloFinnish.gf

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concrete HelloFinnish of Hello = {
	lincat Greeting, Recipient = {s : Str} ;
	lin
		Hello recip = {s = "terve" ++ recip.s} ;
		World = {s = "maailma"} ;
		Mum = {s = "äiti"} ;
		Friends = {s = "ystävät"} ;
}

gf/HelloGerman.gf

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concrete HelloGerman of Hello = {
	lincat Greeting, Recipient = {s: Str};
	lin
		Hello recip = {s = "hallo" ++ recip.s};
		Goodbye recip = {s = "auf wiedersehen" ++ recip.s};
		World = {s = "Welt"};
		Mum = {s = "Mama"};
		Friends = {s = "Freunde"};
		Cat = {s = "Kitty"};
		Dog = {s = "Hund"};
		RobotOverlords = {s = "erlauchte Herren Roboter"};
}