From: Phillip Wood <phillip.wood@xxxxxxxxxxxxx>
If the list of lines to be selected begins with '-' select all the
lines except the ones listed.
Signed-off-by: Phillip Wood <phillip.wood@xxxxxxxxxxxxx>
---
Documentation/git-add.txt | 3 ++-
git-add--interactive.perl | 19 +++++++++++++++++++
t/t3701-add-interactive.sh | 2 +-
3 files changed, 22 insertions(+), 2 deletions(-)
diff --git a/Documentation/git-add.txt b/Documentation/git-add.txt
index 965e192a09..01ff4d7d24 100644
--- a/Documentation/git-add.txt
+++ b/Documentation/git-add.txt
@@ -342,7 +342,8 @@ deletion labelled with a number and you will be prompted to enter which
lines you wish to select. Individual line numbers should be separated by
a space or comma, to specify a range of lines use a dash between
them. If the upper bound of a range of lines is omitted it defaults to
-the last line.
+the last line. To invert the selection prefix it with "-" so "-3-5,8"
+will select everything except lines 3, 4, 5 and 8.
+
After deciding the fate for all hunks, if there is any hunk
that was chosen, the index is updated with the selected hunks.
diff --git a/git-add--interactive.perl b/git-add--interactive.perl
index b7e3da0210..0b490cf1e9 100755
--- a/git-add--interactive.perl
+++ b/git-add--interactive.perl
@@ -1248,8 +1248,21 @@ sub parse_hunk_selection {
my ($hunk, $line) = @_;
my $lines = $hunk->{LABELS}->{LINES};
my $max_label = $#{$lines};
+ my $invert = undef;
my %selected;
my @fields = split(/[,\s]+/, $line);
+ if (my ($rest) = ($fields[0] =~ /^-(.*)/)) {
+ $invert = 1;
+ if ($rest ne '') {
+ $fields[0] = $rest;
+ } else {
+ shift @fields;
+ unless (@fields) {
+ error_msg __("no lines to invert\n");
+ return undef;
+ }
+ }
+ }
for my $f (@fields) {
if (my ($lo, $hi) = ($f =~ /^([0-9]+)-([0-9]*)$/)) {
if ($hi eq '') {
@@ -1269,6 +1282,12 @@ sub parse_hunk_selection {
return undef;
}
}
+ if ($invert) {
+ my %inverted;
+ undef @inverted{1..$max_label};
+ delete @inverted{keys(%selected)};
+ %selected = %inverted;
+ }
return process_hunk_selection($hunk, keys(%selected));
}
diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh
index 1d917ad018..2fd456017f 100755
--- a/t/t3701-add-interactive.sh
+++ b/t/t3701-add-interactive.sh
@@ -457,7 +457,7 @@ test_expect_success 'setup expected diff' '
'
test_expect_success 'can reset individual lines of patch' '
- printf "%s\n" l 4,1,3 |
+ printf "%s\n" l -6,2,5 |
EDITOR=: git reset -p 2>error &&
test_must_be_empty error &&
git diff --cached HEAD >actual &&
--
2.18.0
