move preflight to separate script

[p5sagit/Distar.git] / helpers / preflight

diff --git a/helpers/preflight b/helpers/preflight
new file mode 100755 (executable)
index 0000000..186285e
--- /dev/null
+++ b/helpers/preflight
@@ -0,0 +1,50 @@
+#!/usr/bin/env perl
+use strict;
+use warnings FATAL => 'all';
+use Config;
+use File::Spec;
+use File::Find;
+use ExtUtils::MakeMaker ();
+
+my $version = $ARGV[0] or die "version required!";
+
+my $make = $Config{make};
+my $null = File::Spec->devnull;
+
+system("git fetch");
+if (system("git rev-parse --quiet --verify v$version >$null") == 0) {
+  die "Tag v$version already exists!";
+}
+
+File::Find::find({ no_chdir => 1, wanted => sub {
+  return
+    unless -f && /\.pm$/;
+  my $file_version = MM->parse_version($_);
+  die "Module $_ version $file_version doesn't match dist version $version"
+    unless $file_version eq 'undef' || $file_version eq $version;
+}}, 'lib');
+
+for (scalar `"$make" manifest 2>&1 >$null`) {
+  $_ && die "$make manifest changed:\n$_ Go check it and retry";
+}
+
+for (scalar `git status`) {
+  /^(?:# )?On branch master/ || die "Not on master. EEEK";
+  /Your branch is behind|Your branch and .*? have diverged/ && die "Not synced with upstream";
+}
+
+for (scalar `git diff`) {
+  length && die "Outstanding changes";
+}
+my $ymd = sprintf(
+  "%i-%02i-%02i", (gmtime)[5]+1900, (gmtime)[4]+1, (gmtime)[3]
+);
+my $changes_line = "$version - $ymd\n";
+my @cached = grep /^\+/, `git diff --cached -U0`;
+@cached > 0 or die "Please add:\n\n$changes_line\nto Changes stage Changes (git add Changes)";
+@cached == 2 or die "Pre-commit Changes not just Changes line";
+$cached[0] =~ /^\+\+\+ .\/Changes\n/ or die "Changes not changed";
+$cached[1] eq "+$changes_line" or die "Changes new line should be: \n\n$changes_line ";
+
+{ no warnings 'exec'; `cpan-upload -h`; }
+$? and die "cpan-upload not available";