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Ints n

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aarne
2004-09-23 14:41:42 +00:00
parent d5b4230d6d
commit 2c60a2d82a
31 changed files with 434 additions and 211 deletions
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4
grammars/prelude/Predef.gf
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@@ -7,7 +7,8 @@ resource Predef = {
-- these operations have their proper definitions in AppPredefined.hs
oper Int : Type = variants {} ; -- the type of integers
oper Int : Type = variants {} ; -- the type of integers
oper Ints : Int -> Type = variants {} ; -- the type of integers from 0 to n
oper length : Tok -> Int = variants {} ; -- length of string
oper drop : Int -> Tok -> Tok = variants {} ; -- drop prefix of length
@@ -15,6 +16,7 @@ resource Predef = {
oper tk : Int -> Tok -> Tok = variants {} ; -- drop suffix of length
oper dp : Int -> Tok -> Tok = variants {} ; -- take suffix of length
oper eqInt : Int -> Int -> PBool = variants {} ; -- test if equal integers
oper lessInt: Int -> Int -> PBool = variants {} ; -- test order of integers
oper plus : Int -> Int -> Int = variants {} ; -- add integers
oper eqStr : Tok -> Tok -> PBool = variants {} ; -- test if equal strings
oper occur : Tok -> Tok -> PBool = variants {} ; -- test if occurs as substring