}
return 1;
}
+sub match_captures_constraints {
+ my ($self, $c, $captures) = @_;
+ my @captures = @{$captures||[]};
+
+ foreach my $link(@{$self->chain}) {
+ my @local_captures = splice @captures,0,$link->number_of_captures;
+ next unless $link->has_captures_constraints;
+ return unless $link->match_captures_constraints($c, \@local_captures);
+ }
+ return 1;
+}
# the scheme defined at the end of the chain is the one we use
# but warn if too many.