Perlito5 - perl6 - refactor 0..num to ^(num+1)

Author: fglock

perlito5.pl

@@ -12658,6 +12658,12 @@ package Perlito5::AST::Apply;
                 $code = 'infix:<xx>'
             }
         }
+        if (($code eq 'print' || $code eq 'say') && !@{$self->{'arguments'}}) {
+            return(['keyword' => '.' . $code])
+        }
+        if ($code eq 'infix:<..>' && ref($self->{'arguments'}->[0]) eq 'Perlito5::AST::Val::Int' && ref($self->{'arguments'}->[1]) eq 'Perlito5::AST::Val::Int' && $self->{'arguments'}->[0]->{'int'} == 0) {
+            return('^' . ($self->{'arguments'}->[1]->{'int'} + 1))
+        }
         $code = $op_translate{$code}
             if $op_translate{$code};
         if ($code eq 'prefix:<$>') {

src5/lib/Perlito5/Perl6/Emitter.pm

@@ -425,14 +425,30 @@ package Perlito5::AST::Apply;
             # TODO - glob or <> depending on context
             return [ apply => '(', [ keyword => 'lines' ], ];
         }
-
         if ($code eq 'infix:<x>' ) {
             my $arg   = $self->{arguments}->[0];
             if ( ref($arg) eq 'Perlito5::AST::Apply' && $arg->{code} eq 'circumfix:<( )>') {
                 # ($v) x $i
                 $code = 'infix:<xx>';
             }
         }
+        if ( (  $code eq 'print' 
+             || $code eq 'say'
+             ) 
+           && !@{$self->{arguments}}
+           )
+        {
+            return [ keyword => '.' . $code ];
+        }
+        if ( $code eq 'infix:<..>' 
+           && ref($self->{arguments}[0]) eq 'Perlito5::AST::Val::Int'
+           && ref($self->{arguments}[1]) eq 'Perlito5::AST::Val::Int'
+           && $self->{arguments}[0]{int} == 0
+           )
+        {
+            # TODO - add formatting tags
+            return '^' . ($self->{arguments}[1]{int} + 1)
+        }
 
         $code = $op_translate{$code} if $op_translate{$code};