#!/usr/bin/perl -w
use strict;
+use Git;
+
+# Prompt colors:
+my ($prompt_color, $header_color, $help_color, $normal_color);
+# Diff colors:
+my ($new_color, $old_color, $fraginfo_color, $metainfo_color, $whitespace_color);
+
+my ($use_color, $diff_use_color);
+my $repo = Git->repository();
+
+$use_color = $repo->get_colorbool('color.interactive');
+
+if ($use_color) {
+ # Set interactive colors:
+
+ # Grab the 3 main colors in git color string format, with sane
+ # (visible) defaults:
+ $prompt_color = $repo->get_color("color.interactive.prompt", "bold blue");
+ $header_color = $repo->get_color("color.interactive.header", "bold");
+ $help_color = $repo->get_color("color.interactive.help", "red bold");
+ $normal_color = $repo->get_color("", "reset");
+
+ # Do we also set diff colors?
+ $diff_use_color = $repo->get_colorbool('color.diff');
+ if ($diff_use_color) {
+ $new_color = $repo->get_color("color.diff.new", "green");
+ $old_color = $repo->get_color("color.diff.old", "red");
+ $fraginfo_color = $repo->get_color("color.diff.frag", "cyan");
+ $metainfo_color = $repo->get_color("color.diff.meta", "bold");
+ $whitespace_color = $repo->get_color("color.diff.whitespace", "normal red");
+ }
+}
+
+sub colored {
+ my $color = shift;
+ my $string = join("", @_);
+
+ if ($use_color) {
+ # Put a color code at the beginning of each line, a reset at the end
+ # color after newlines that are not at the end of the string
+ $string =~ s/(\n+)(.)/$1$color$2/g;
+ # reset before newlines
+ $string =~ s/(\n+)/$normal_color$1/g;
+ # codes at beginning and end (if necessary):
+ $string =~ s/^/$color/;
+ $string =~ s/$/$normal_color/ unless $string =~ /\n$/;
+ }
+ return $string;
+}
# command line options
my $patch_mode;
!($prefix =~ /[\s,]/) && # separators
!($prefix =~ /^-/) && # deselection
!($prefix =~ /^\d+/) && # selection
- ($prefix ne '*'); # "all" wildcard
+ ($prefix ne '*') && # "all" wildcard
+ ($prefix ne '?'); # prompt help
}
# given a prefix/remainder tuple return a string with the prefix highlighted
sub highlight_prefix {
my $prefix = shift;
my $remainder = shift;
- return $remainder unless defined $prefix;
- return is_valid_prefix($prefix) ?
- "[$prefix]$remainder" :
- "$prefix$remainder";
+
+ if (!defined $prefix) {
+ return $remainder;
+ }
+
+ if (!is_valid_prefix($prefix)) {
+ return "$prefix$remainder";
+ }
+
+ if (!$use_color) {
+ return "[$prefix]$remainder";
+ }
+
+ return "$prompt_color$prefix$normal_color$remainder";
}
sub list_and_choose {
if (!$opts->{LIST_FLAT}) {
print " ";
}
- print "$opts->{HEADER}\n";
+ print colored $header_color, "$opts->{HEADER}\n";
}
for ($i = 0; $i < @stuff; $i++) {
my $chosen = $chosen[$i] ? '*' : ' ';
return if ($opts->{LIST_ONLY});
- print $opts->{PROMPT};
+ print colored $prompt_color, $opts->{PROMPT};
if ($opts->{SINGLETON}) {
print "> ";
}
}
chomp $line;
last if $line eq '';
+ if ($line eq '?') {
+ $opts->{SINGLETON} ?
+ singleton_prompt_help_cmd() :
+ prompt_help_cmd();
+ next TOPLOOP;
+ }
for my $choice (split(/[\s,]+/, $line)) {
my $choose = 1;
my ($bottom, $top);
return @return;
}
+sub singleton_prompt_help_cmd {
+ print colored $help_color, <<\EOF ;
+Prompt help:
+1 - select a numbered item
+foo - select item based on unique prefix
+ - (empty) select nothing
+EOF
+}
+
+sub prompt_help_cmd {
+ print colored $help_color, <<\EOF ;
+Prompt help:
+1 - select a single item
+3-5 - select a range of items
+2-3,6-9 - select multiple ranges
+foo - select item based on unique prefix
+-... - unselect specified items
+* - choose all items
+ - (empty) finish selecting
+EOF
+}
+
sub status_cmd {
list_and_choose({ LIST_ONLY => 1, HEADER => $status_head },
list_modified());
sub parse_diff {
my ($path) = @_;
my @diff = run_cmd_pipe(qw(git diff-files -p --), $path);
- my (@hunk) = { TEXT => [] };
+ my @colored = ();
+ if ($diff_use_color) {
+ @colored = run_cmd_pipe(qw(git diff-files -p --color --), $path);
+ }
+ my (@hunk) = { TEXT => [], DISPLAY => [] };
- for (@diff) {
- if (/^@@ /) {
- push @hunk, { TEXT => [] };
+ for (my $i = 0; $i < @diff; $i++) {
+ if ($diff[$i] =~ /^@@ /) {
+ push @hunk, { TEXT => [], DISPLAY => [] };
}
- push @{$hunk[-1]{TEXT}}, $_;
+ push @{$hunk[-1]{TEXT}}, $diff[$i];
+ push @{$hunk[-1]{DISPLAY}},
+ ($diff_use_color ? $colored[$i] : $diff[$i]);
}
return @hunk;
}
}
sub split_hunk {
- my ($text) = @_;
+ my ($text, $display) = @_;
my @split = ();
-
+ if (!defined $display) {
+ $display = $text;
+ }
# If there are context lines in the middle of a hunk,
# it can be split, but we would need to take care of
# overlaps later.
my $i = $hunk_start - 1;
my $this = +{
TEXT => [],
+ DISPLAY => [],
OLD => $o_ofs,
NEW => $n_ofs,
OCNT => 0,
NCNT => 0,
ADDDEL => 0,
POSTCTX => 0,
+ USE => undef,
};
while (++$i < @$text) {
my $line = $text->[$i];
+ my $display = $display->[$i];
if ($line =~ /^ /) {
if ($this->{ADDDEL} &&
!defined $next_hunk_start) {
$next_hunk_start = $i;
}
push @{$this->{TEXT}}, $line;
+ push @{$this->{DISPLAY}}, $display;
$this->{OCNT}++;
$this->{NCNT}++;
if (defined $next_hunk_start) {
redo OUTER;
}
push @{$this->{TEXT}}, $line;
+ push @{$this->{DISPLAY}}, $display;
$this->{ADDDEL}++;
if ($line =~ /^-/) {
$this->{OCNT}++;
" +$n_ofs" .
(($n_cnt != 1) ? ",$n_cnt" : '') .
" @@\n");
+ my $display_head = $head;
unshift @{$hunk->{TEXT}}, $head;
+ if ($diff_use_color) {
+ $display_head = colored($fraginfo_color, $head);
+ }
+ unshift @{$hunk->{DISPLAY}}, $display_head;
}
- return map { $_->{TEXT} } @split;
+ return @split;
}
sub find_last_o_ctx {
}
sub help_patch_cmd {
- print <<\EOF ;
+ print colored $help_color, <<\EOF ;
y - stage this hunk
n - do not stage this hunk
a - stage this and all the remaining hunks in the file
my ($ix, $num);
my $path = shift;
my ($head, @hunk) = parse_diff($path);
- for (@{$head->{TEXT}}) {
+ for (@{$head->{DISPLAY}}) {
print;
}
$num = scalar @hunk;
if (hunk_splittable($hunk[$ix]{TEXT})) {
$other .= '/s';
}
- for (@{$hunk[$ix]{TEXT}}) {
+ for (@{$hunk[$ix]{DISPLAY}}) {
print;
}
- print "Stage this hunk [y/n/a/d$other/?]? ";
+ print colored $prompt_color, "Stage this hunk [y/n/a/d$other/?]? ";
my $line = <STDIN>;
if ($line) {
if ($line =~ /^y/i) {
next;
}
elsif ($other =~ /s/ && $line =~ /^s/) {
- my @split = split_hunk($hunk[$ix]{TEXT});
+ my @split = split_hunk($hunk[$ix]{TEXT}, $hunk[$ix]{DISPLAY});
if (1 < @split) {
- print "Split into ",
+ print colored $header_color, "Split into ",
scalar(@split), " hunks.\n";
}
- splice(@hunk, $ix, 1,
- map { +{ TEXT => $_, USE => undef } }
- @split);
+ splice (@hunk, $ix, 1, @split);
$num = scalar @hunk;
next;
}
HEADER => $status_head, },
@mods);
return if (!@them);
- system(qw(git diff-index -p --cached HEAD --),
- map { $_->{VALUE} } @them);
+ system(qw(git diff -p --cached HEAD --), map { $_->{VALUE} } @them);
}
sub quit_cmd {
}
sub help_cmd {
- print <<\EOF ;
+ print colored $help_color, <<\EOF ;
status - show paths with changes
update - add working tree state to the staged set of changes
revert - revert staged set of changes back to the HEAD version
projects / thirdparty / git.git / blobdiff