mirror of https://github.com/i3/i3
97 lines
2.9 KiB
Perl
Executable File
97 lines
2.9 KiB
Perl
Executable File
#!/usr/bin/env perl
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use strict;
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use warnings;
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use v5.10;
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use Getopt::Long;
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my @template = (
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'
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┌──────────────────────────────┐
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│ Release notes for i3 v4.21 │
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└──────────────────────────────┘
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This is i3 v4.21. This version is considered stable. All users of i3 are
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strongly encouraged to upgrade.
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┌────────────────────────────┐
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│ Changes in i3 v4.21 │
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└────────────────────────────┘
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',
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'
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┌────────────────────────────┐
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│ Bugfixes │
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└────────────────────────────┘
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');
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my $print_urls = 0;
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my $result = GetOptions('print-urls' => \$print_urls);
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sub get_number {
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my $s = shift;
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return $1 if $s =~ m/^(\d+)/;
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return -1;
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}
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sub read_changefiles {
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my $dirpath = shift;
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opendir my $dir, $dirpath or die "Cannot open directory $dirpath: $!";
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my @files = sort { get_number($a) <=> get_number($b) } readdir $dir;
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closedir $dir;
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my $s = '';
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for my $filename (@files) {
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next if $filename eq '.';
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next if $filename eq '..';
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next if $filename eq '0-example';
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die "Filename $filename should start with a number (e.g. the pull request number)" unless get_number($filename) > 0;
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$filename = $dirpath . '/' . $filename;
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open my $in, '<', $filename or die "can't open $filename: $!";
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my @lines = <$in>;
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close $in or die "can't close $filename: $!";
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my $content = trim(join("\n ", map { trim($_) } @lines));
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die "$filename can't be empty" unless length($content) > 0;
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my $url = '';
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if ($print_urls) {
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my $commit = `git log --diff-filter=A --pretty=format:"%H" $filename`;
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$commit = trim($commit) if defined($commit);
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die "$filename: git log failed to find commit" if ($?) || (length($commit) == 0);
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my $pr = find_pr($commit);
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$url = 'https://github.com/i3/i3/commit/' . $commit;
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$url = 'https://github.com/i3/i3/pull/' . $pr if defined($pr);
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$url = $url . "\n";
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}
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$s = $s . ' • ' . $content . "\n" . $url;
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}
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return $s;
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}
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sub find_pr {
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my $hash = shift;
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my $result = `git log --merges --ancestry-path --oneline $hash..next | grep 'Merge pull request' | tail -n1`;
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return unless defined($result);
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return unless ($result =~ /Merge pull request .([0-9]+)/);
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return $1;
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}
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sub trim {
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(my $s = $_[0]) =~ s/^\s+|\s+$//g;
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return $s;
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}
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# Expected to run for i3's git root
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my $changes = read_changefiles('release-notes/changes');
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my $bugfixes = read_changefiles('release-notes/bugfixes');
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print $template[0] . $changes . $template[1] . $bugfixes;
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