[CORE.setting] add FatRat and KeyWeight for rodi++

[STD] have a $name var already, so don't re-extract longname


git-svn-id: http://svn.pugscode.org/pugs@29559 c213334d-75ef-0310-aa23-eaa082d1ae64

CORE.setting

@@ -36,6 +36,7 @@ my class Hash { }
 my class KeyHash { }
 my class KeySet { }
 my class KeyBag { }
+my class KeyWeight { }
 my class Pair { }
 my class PairMap { }
 my class Enum { }
@@ -113,6 +114,7 @@ my class int64 { }
 
 my role Rational { }
 my class Rat { }
+my class FatRat { }
 my class rat { }
 my class rat8 { }
 my class rat16 { }

STD.pm

@@ -3920,7 +3920,7 @@ grammar P6 is STD {
         }
         [
         ||  <?{
-                $¢.is_name($<longname>.Str) or substr($<longname>.Str,0,2) eq '::'
+                $¢.is_name($name) or substr($name,0,2) eq '::'
             }>
             # parametric type?
             <.unsp>? [ <?before '['> <postcircumfix> ]?