From ce253baf15f9df5e95d0402ccddf5cc25c0736c0 Mon Sep 17 00:00:00 2001 From: aarne Date: Thu, 9 Oct 2003 16:11:22 +0000 Subject: Experimenting with transfer. --- grammars/numerals/Decimal.gf | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 grammars/numerals/Decimal.gf (limited to 'grammars/numerals/Decimal.gf') diff --git a/grammars/numerals/Decimal.gf b/grammars/numerals/Decimal.gf new file mode 100644 index 000000000..f72caa92d --- /dev/null +++ b/grammars/numerals/Decimal.gf @@ -0,0 +1,41 @@ +concrete Decimal of Numerals = open ResDecimal in { + +flags lexer=chars ; unlexer=concat ; + + +lincat Sub100 = {s : Zeros => Str} ; +lincat Sub1000 = {s : Zeros => Str} ; +lincat Sub1000000 = {s : Zeros => Str} ; + + +lin num n = {s = n.s ! noz} ; +lin n2 = ss "2" ; +lin n3 = ss "3" ; +lin n4 = ss "4" ; +lin n5 = ss "5" ; +lin n6 = ss "6" ; +lin n7 = ss "7" ; +lin n8 = ss "8" ; +lin n9 = ss "9" ; + +lin pot01 = ss "1" ; +lin pot0 d = d ; + +lin pot110 = mkz ("1" ++ "0") ; +lin pot111 = mkz ("1" ++ "1") ; +lin pot1to19 d = mkz ("1" ++ d.s) ; + +lin pot0as1 n = {s = table {noz => n.s ; zz => "0" ++ n.s}} ; + +lin pot1 d = mkz (d.s ++ "0") ; +lin pot1plus d e = mkz (d.s ++ e.s) ; + +lin pot1as2 n = {s = table {noz => n.s ! noz ; zz => "0" ++ n.s ! zz}} ; +lin pot2 d = mkz (d.s ++ "0" ++ "0") ; +lin pot2plus d e = mkz (d.s ++ e.s ! zz) ; + +lin pot2as3 n = {s = table {noz => n.s ! noz ; zz => "0" ++ n.s ! zz}} ; + +lin pot3 n = mkz (n.s ! noz ++ "0" ++ "0" ++ "0") ; +lin pot3plus n m = {s = table {z => n.s ! z ++ m.s ! zz}} ; +} -- cgit v1.2.3