sub parse_brackets {
  my @parse;
  my @stack = \@parse;
  
  my $fewer_indents = 1;   # Try setting this to 0 or 1
  
  my $line_no;
  foreach my $line ( @_ ) {
    $line_no ++;
    $line =~ s/\A\s+//;
    $line =~ s/\s+\Z//;
    if ( $line !~ /\S/ ) {
      next;
    } elsif ( $line =~ s/\s*\{$// ) {
      my @line = split ' ', $line;
      my %node = ( type => shift(@line), ( @line ? ( name => shift(@line) ) : () ) );
      push @{ $stack[0] }, \%node;
      unshift @stack, do { $node{contents} = [] };
    } elsif ( $line eq '}' ) {
      shift @stack; 
      scalar @stack or die("Too many right brackets at line $line_no");
    } else {
      push @{ $stack[0] }, $line;
    }
  }
  scalar @stack == 1 or die("Too few right brackets at line $line_no");

  return @parse;
}