git-debrebase: Replace `die badusage' with `badusage'.

[dgit.git] / git-debrebase

diff --git a/git-debrebase b/git-debrebase
index c28a775ce87261022855fcbb753c6d8b82ee9056..83abc3b2002e55ef16df7d0e602c41f41bda79b7 100755 (executable)
--- a/git-debrebase
+++ b/git-debrebase
@@ -270,7 +270,7 @@ sub snags_maybe_bail () {
                $us, $snags_tripped;
        } else {
            fail sprintf
-  "%s: snags: %d blockers (you could -f<tag>, or --force)",
+  "%s: snags: %d blocker(s) (you could -f<tag>, or --force)",
                $us, $snags_tripped;
        }
     }
@@ -980,24 +980,27 @@ sub ffq_prev_branchinfo () {
     return gdr_ffq_prev_branchinfo($current);
 }
 
-sub record_ffq_prev_deferred () {
-    # => ('status', "message")
-    # 'status' may be
-    #    deferred          message is undef
+sub ffq_check ($;$$) {
+    # calls $ff and/or $notff zero or more times
+    # then returns either (status,message) where status is
     #    exists
     #    detached
     #    weird-symref
     #    notbranch
-    # if not ff from some branch we should be ff from, is an snag
-    # if "deferred", will have added something about that to
-    #   @deferred_update_messages, and also maybe printed (already)
-    #   some messages about ff checks
+    # or (undef,undef, $ffq_prev,$gdrlast)
+    # $ff and $notff are called like this:
+    #   $ff->("message for stdout\n");
+    #   $notff->('snag-name', $message);
+    # normally $currentval should be HEAD
+    my ($currentval, $ff, $notff) =@_;
+
+    $ff //= sub { print $_[0] or die $!; };
+    $notff //= \&snag;
+
     my ($status, $message, $current, $ffq_prev, $gdrlast)
        = ffq_prev_branchinfo();
     return ($status, $message) unless $status eq 'branch';
 
-    my $currentval = get_head();
-
     my $exists = git_get_ref $ffq_prev;
     return ('exists',"$ffq_prev already exists") if $exists;
 
@@ -1024,14 +1027,14 @@ sub record_ffq_prev_deferred () {
        return unless length $lrval;
 
        if (is_fast_fwd $lrval, $currentval) {
-           print "OK, you are ahead of $lrref\n" or die $!;
+           $ff->("OK, you are ahead of $lrref\n");
            $checked{$lrref} = 1;
        } elsif (is_fast_fwd $currentval, $lrval) {
            $checked{$lrref} = -1;
-           snag 'behind', "you are behind $lrref, divergence risk";
+           $notff->('behind', "you are behind $lrref, divergence risk");
        } else {
            $checked{$lrref} = -1;
-           snag 'diverged', "you have diverged from $lrref";
+           $notff->('diverged', "you have diverged from $lrref");
        }
     };
 
@@ -1056,6 +1059,25 @@ sub record_ffq_prev_deferred () {
     } elsif ($branch =~ m{^master$}) {
        $check->("refs/remotes/dgit/dgit/sid", 'remote dgit branch for sid');
     }
+    return (undef, undef, $ffq_prev, $gdrlast);
+}
+
+sub record_ffq_prev_deferred () {
+    # => ('status', "message")
+    # 'status' may be
+    #    deferred          message is undef
+    #    exists
+    #    detached
+    #    weird-symref
+    #    notbranch
+    # if not ff from some branch we should be ff from, is an snag
+    # if "deferred", will have added something about that to
+    #   @deferred_update_messages, and also maybe printed (already)
+    #   some messages about ff checks
+    my $currentval = get_head();
+
+    my ($status,$message, $ffq_prev,$gdrlast) = ffq_check $currentval;
+    return ($status,$message) if defined $status;
 
     snags_maybe_bail();
 
@@ -1474,7 +1496,7 @@ sub cmd_status () {
 
 sub cmd_stitch () {
     my $prose = 'stitch';
-    GetOptions('prose=s', \$prose) or die badusage("bad options to stitch");
+    GetOptions('prose=s', \$prose) or badusage("bad options to stitch");
     badusage "no arguments allowed" if @ARGV;
     do_stitch $prose, 0;
 }
@@ -1538,7 +1560,7 @@ sub make_patches ($) {
 sub cmd_make_patches () {
     my $opt_quiet_would_amend;
     GetOptions('quiet-would-amend!', \$opt_quiet_would_amend)
-       or die badusage("bad options to make-patches");
+       or badusage("bad options to make-patches");
     badusage "no arguments allowed" if @ARGV;
     my $old_head = get_head();
     my $new = make_patches $old_head;
@@ -1719,7 +1741,7 @@ GetOptions("D+" => \$debuglevel,
               # approach.  '-i=s{0,}' does not work with bundling.
               push @$opt_defaultcmd_interactive, @ARGV;
               @ARGV=();
-          }) or die badusage "bad options\n";
+          }) or badusage "bad options\n";
 initdebug('git-debrebase ');
 enabledebug if $debuglevel;