#!/usr/bin/perl

if (! @ARGV) {
	@ARGV=qw(linus git linux rebase rebased merge merged cherry-pick
		branch branched branches);
}

my $coolstuff=join("|", map { "\Q$_\E" } reverse sort @ARGV);

my $len=0;
my $indent="";
my $indent_printed=0;
while (<STDIN>) {
	if (/$coolstuff/) {
		if (/^([>|][>|\s]*)/) {
			if ($indent ne $1) {
				print "\n" if $len;
				$len=0;
				$indent=$1;
				$indent_printed=0;
			}
		}
		else {
			if (length $indent && $indent_printed) {
				print "\n";
				$len=0;
			}
			$indent="";
			$indent_printed=0;
		}

		while(/(($coolstuff)[.?!]*)/ig) {
			$len+=length($1)+1;
			if ($len > 70) {
				print "\n";
				$len=0;
			}
			if (length $indent && ! $indent_printed) {
				print $indent;
				$indent_printed=1;
			}
			print $1." ";
		}
	}
}
print "\n" if $len;