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added transfer module for Numeral to Digits and back

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krasimir
2009-09-17 14:35:19 +00:00
parent 45bfba4103
commit d9365c6cf0
3 changed files with 99 additions and 7 deletions
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14
lib/src/abstract/Numeral.gf
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@@ -26,7 +26,7 @@ cat
Sub1000 ; -- 1..999
Sub1000000 ; -- 1..999999
fun
data
num : Sub1000000 -> Numeral ;
n2, n3, n4, n5, n6, n7, n8, n9 : Digit ;
@@ -48,13 +48,13 @@ fun
-- Numerals as sequences of digits have a separate, simpler grammar
cat
Dig ; -- single digit 0..9
cat
Dig ; -- single digit 0..9
fun
IDig : Dig -> Digits ; -- 8
IIDig : Dig -> Digits -> Digits ; -- 876
data
IDig : Dig -> Digits ; -- 8
IIDig : Dig -> Digits -> Digits ; -- 876
D_0, D_1, D_2, D_3, D_4, D_5, D_6, D_7, D_8, D_9 : Dig ;
D_0, D_1, D_2, D_3, D_4, D_5, D_6, D_7, D_8, D_9 : Dig ;
}