/usr/share/doc/libparse-recdescent-perl/examples/demo_template.pl is in libparse-recdescent-perl 1.967013+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | #!/usr/bin/perl -sw
use Parse::RecDescent;
$grammar = q {
list: <leftop: <matchrule:$arg{rule}> /$arg{sep}/ <matchrule:$arg{rule}> >
function: 'func' ident '(' list[rule=>'param',sep=>';'] ')'
{{ name=>$item{ident}, param=>$item{list} }}
param: list[rule=>'ident',sep=>','] ':' typename
{{ vars=>$item{list}, type=>$item{typename} }}
ident: /\w+/
typename: /\w+/
};
unless( $parser = new Parse::RecDescent( $grammar ))
{
die "bad grammar; bailing\n";
}
while (defined($input = <DATA>))
{
use Data::Dumper;
print Data::Dumper->Dump([$parser->function( $input )]);
}
__DATA__
func f (a,b,c:int; d:float; e,f:string)
func g (x:int)
func h (y;x)
|