tools/general_assembly.pl - add options to print names, emails or both

Signed-off-by: Cosmin Stejerean <cosmin@cosmin.at>
Signed-off-by: Anton Khirnov <anton@khirnov.net>

tools/general_assembly.pl

@@ -6,9 +6,41 @@ use strict;
 use POSIX qw(strftime);
 use Encode qw(decode);
 use Data::Dumper;
+use Getopt::Long;
+
+binmode(STDOUT, ":utf8");
 
 sub trim { my $s = shift; $s =~ s/^\s+|\s+$//g; return $s };
 
+sub print_help {
+    print "Usage: $0 [options]\n";
+    print "Options:\n";
+    print "  --names          Print only the names\n";
+    print "  --emails         Print only the email addresses\n";
+    print "  --full           Print both names and email addresses (default)\n";
+    print "  -h, --help       Show this help message\n";
+    exit;
+}
+
+my $print_full = 1;
+my $print_names = 0;
+my $print_emails = 0;
+my $help = 0;
+
+GetOptions(
+    "full" => \$print_full,
+    "names" => \$print_names,
+    "emails" => \$print_emails,
+    "help" => \$help,
+    "h" => \$help,
+);
+
+print_help() if $help;
+
+if ($print_names || $print_emails) {
+    $print_full = 0;
+}
+
 my @shortlog = split /\n/, decode('UTF-8', `git log --pretty=format:"%aN <%aE>" --since="last 36 months" | sort | uniq -c | sort -r`, Encode::FB_CROAK);
 my %assembly = ();
 
@@ -35,6 +67,13 @@ foreach my $line (@shortlog) {
 }
 
 printf("# %s %s", strftime("%Y-%m-%d", localtime), decode('UTF-8', `git rev-parse HEAD`, Encode::FB_CROAK));
-foreach my $email (sort values %assembly) {
-    printf("%s\n", $email);
+foreach my $name (sort keys %assembly) {
+    my $email = $assembly{$name};
+    if ($print_full) {
+        printf("%s <%s>\n", $name, $email);
+    } elsif ($print_names) {
+        printf("%s\n", $name);
+    } elsif ($print_emails) {
+        printf("%s\n", $email);
+    }
 }