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Commit | Line | Data |
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3328aced | 1 | #!/usr/bin/perl |
5cde71d6 | 2 | |
d48b2841 | 3 | use 5.008; |
5cde71d6 | 4 | use strict; |
3328aced | 5 | use warnings; |
b4c61ed6 JH |
6 | use Git; |
7 | ||
8851f480 JH |
8 | binmode(STDOUT, ":raw"); |
9 | ||
b4c61ed6 JH |
10 | my $repo = Git->repository(); |
11 | ||
f87e310d JK |
12 | my $menu_use_color = $repo->get_colorbool('color.interactive'); |
13 | my ($prompt_color, $header_color, $help_color) = | |
14 | $menu_use_color ? ( | |
15 | $repo->get_color('color.interactive.prompt', 'bold blue'), | |
16 | $repo->get_color('color.interactive.header', 'bold'), | |
17 | $repo->get_color('color.interactive.help', 'red bold'), | |
18 | ) : (); | |
a3019736 TR |
19 | my $error_color = (); |
20 | if ($menu_use_color) { | |
9aad6cba SB |
21 | my $help_color_spec = ($repo->config('color.interactive.help') or |
22 | 'red bold'); | |
a3019736 TR |
23 | $error_color = $repo->get_color('color.interactive.error', |
24 | $help_color_spec); | |
25 | } | |
b4c61ed6 | 26 | |
f87e310d JK |
27 | my $diff_use_color = $repo->get_colorbool('color.diff'); |
28 | my ($fraginfo_color) = | |
29 | $diff_use_color ? ( | |
30 | $repo->get_color('color.diff.frag', 'cyan'), | |
31 | ) : (); | |
ac083c47 TR |
32 | my ($diff_plain_color) = |
33 | $diff_use_color ? ( | |
34 | $repo->get_color('color.diff.plain', ''), | |
35 | ) : (); | |
36 | my ($diff_old_color) = | |
37 | $diff_use_color ? ( | |
38 | $repo->get_color('color.diff.old', 'red'), | |
39 | ) : (); | |
40 | my ($diff_new_color) = | |
41 | $diff_use_color ? ( | |
42 | $repo->get_color('color.diff.new', 'green'), | |
43 | ) : (); | |
b4c61ed6 | 44 | |
f87e310d | 45 | my $normal_color = $repo->get_color("", "reset"); |
b4c61ed6 | 46 | |
ca6ac7f1 | 47 | my $use_readkey = 0; |
b5cc0032 TR |
48 | my $use_termcap = 0; |
49 | my %term_escapes; | |
50 | ||
748aa689 TR |
51 | sub ReadMode; |
52 | sub ReadKey; | |
ca6ac7f1 TR |
53 | if ($repo->config_bool("interactive.singlekey")) { |
54 | eval { | |
748aa689 TR |
55 | require Term::ReadKey; |
56 | Term::ReadKey->import; | |
ca6ac7f1 TR |
57 | $use_readkey = 1; |
58 | }; | |
b5cc0032 TR |
59 | eval { |
60 | require Term::Cap; | |
61 | my $termcap = Term::Cap->Tgetent; | |
62 | foreach (values %$termcap) { | |
63 | $term_escapes{$_} = 1 if /^\e/; | |
64 | } | |
65 | $use_termcap = 1; | |
66 | }; | |
ca6ac7f1 TR |
67 | } |
68 | ||
b4c61ed6 JH |
69 | sub colored { |
70 | my $color = shift; | |
71 | my $string = join("", @_); | |
72 | ||
f87e310d | 73 | if (defined $color) { |
b4c61ed6 JH |
74 | # Put a color code at the beginning of each line, a reset at the end |
75 | # color after newlines that are not at the end of the string | |
76 | $string =~ s/(\n+)(.)/$1$color$2/g; | |
77 | # reset before newlines | |
78 | $string =~ s/(\n+)/$normal_color$1/g; | |
79 | # codes at beginning and end (if necessary): | |
80 | $string =~ s/^/$color/; | |
81 | $string =~ s/$/$normal_color/ unless $string =~ /\n$/; | |
82 | } | |
83 | return $string; | |
84 | } | |
5cde71d6 | 85 | |
b63e9950 WC |
86 | # command line options |
87 | my $patch_mode; | |
d002ef4d | 88 | my $patch_mode_revision; |
b63e9950 | 89 | |
8f0bef6d | 90 | sub apply_patch; |
4f353658 | 91 | sub apply_patch_for_checkout_commit; |
dda1f2a5 | 92 | sub apply_patch_for_stash; |
8f0bef6d TR |
93 | |
94 | my %patch_modes = ( | |
95 | 'stage' => { | |
96 | DIFF => 'diff-files -p', | |
97 | APPLY => sub { apply_patch 'apply --cached', @_; }, | |
98 | APPLY_CHECK => 'apply --cached', | |
99 | VERB => 'Stage', | |
100 | TARGET => '', | |
101 | PARTICIPLE => 'staging', | |
102 | FILTER => 'file-only', | |
7b8c7051 | 103 | IS_REVERSE => 0, |
8f0bef6d | 104 | }, |
dda1f2a5 TR |
105 | 'stash' => { |
106 | DIFF => 'diff-index -p HEAD', | |
107 | APPLY => sub { apply_patch 'apply --cached', @_; }, | |
108 | APPLY_CHECK => 'apply --cached', | |
109 | VERB => 'Stash', | |
110 | TARGET => '', | |
111 | PARTICIPLE => 'stashing', | |
112 | FILTER => undef, | |
7b8c7051 | 113 | IS_REVERSE => 0, |
dda1f2a5 | 114 | }, |
d002ef4d TR |
115 | 'reset_head' => { |
116 | DIFF => 'diff-index -p --cached', | |
117 | APPLY => sub { apply_patch 'apply -R --cached', @_; }, | |
118 | APPLY_CHECK => 'apply -R --cached', | |
119 | VERB => 'Unstage', | |
120 | TARGET => '', | |
121 | PARTICIPLE => 'unstaging', | |
122 | FILTER => 'index-only', | |
7b8c7051 | 123 | IS_REVERSE => 1, |
d002ef4d TR |
124 | }, |
125 | 'reset_nothead' => { | |
126 | DIFF => 'diff-index -R -p --cached', | |
127 | APPLY => sub { apply_patch 'apply --cached', @_; }, | |
128 | APPLY_CHECK => 'apply --cached', | |
129 | VERB => 'Apply', | |
130 | TARGET => ' to index', | |
131 | PARTICIPLE => 'applying', | |
132 | FILTER => 'index-only', | |
7b8c7051 | 133 | IS_REVERSE => 0, |
d002ef4d | 134 | }, |
4f353658 TR |
135 | 'checkout_index' => { |
136 | DIFF => 'diff-files -p', | |
137 | APPLY => sub { apply_patch 'apply -R', @_; }, | |
138 | APPLY_CHECK => 'apply -R', | |
139 | VERB => 'Discard', | |
140 | TARGET => ' from worktree', | |
141 | PARTICIPLE => 'discarding', | |
142 | FILTER => 'file-only', | |
7b8c7051 | 143 | IS_REVERSE => 1, |
4f353658 TR |
144 | }, |
145 | 'checkout_head' => { | |
146 | DIFF => 'diff-index -p', | |
147 | APPLY => sub { apply_patch_for_checkout_commit '-R', @_ }, | |
148 | APPLY_CHECK => 'apply -R', | |
149 | VERB => 'Discard', | |
150 | TARGET => ' from index and worktree', | |
151 | PARTICIPLE => 'discarding', | |
152 | FILTER => undef, | |
7b8c7051 | 153 | IS_REVERSE => 1, |
4f353658 TR |
154 | }, |
155 | 'checkout_nothead' => { | |
156 | DIFF => 'diff-index -R -p', | |
157 | APPLY => sub { apply_patch_for_checkout_commit '', @_ }, | |
158 | APPLY_CHECK => 'apply', | |
159 | VERB => 'Apply', | |
160 | TARGET => ' to index and worktree', | |
161 | PARTICIPLE => 'applying', | |
162 | FILTER => undef, | |
7b8c7051 | 163 | IS_REVERSE => 0, |
4f353658 | 164 | }, |
8f0bef6d TR |
165 | ); |
166 | ||
167 | my %patch_mode_flavour = %{$patch_modes{stage}}; | |
b63e9950 | 168 | |
5cde71d6 | 169 | sub run_cmd_pipe { |
fdfd2008 | 170 | if ($^O eq 'MSWin32' || $^O eq 'msys') { |
21e9757e AR |
171 | my @invalid = grep {m/[":*]/} @_; |
172 | die "$^O does not support: @invalid\n" if @invalid; | |
173 | my @args = map { m/ /o ? "\"$_\"": $_ } @_; | |
174 | return qx{@args}; | |
175 | } else { | |
176 | my $fh = undef; | |
177 | open($fh, '-|', @_) or die; | |
178 | return <$fh>; | |
179 | } | |
5cde71d6 JH |
180 | } |
181 | ||
182 | my ($GIT_DIR) = run_cmd_pipe(qw(git rev-parse --git-dir)); | |
183 | ||
184 | if (!defined $GIT_DIR) { | |
185 | exit(1); # rev-parse would have already said "not a git repo" | |
186 | } | |
187 | chomp($GIT_DIR); | |
188 | ||
8851f480 JH |
189 | my %cquote_map = ( |
190 | "b" => chr(8), | |
191 | "t" => chr(9), | |
192 | "n" => chr(10), | |
193 | "v" => chr(11), | |
194 | "f" => chr(12), | |
195 | "r" => chr(13), | |
196 | "\\" => "\\", | |
197 | "\042" => "\042", | |
198 | ); | |
199 | ||
200 | sub unquote_path { | |
201 | local ($_) = @_; | |
202 | my ($retval, $remainder); | |
203 | if (!/^\042(.*)\042$/) { | |
204 | return $_; | |
205 | } | |
206 | ($_, $retval) = ($1, ""); | |
207 | while (/^([^\\]*)\\(.*)$/) { | |
208 | $remainder = $2; | |
209 | $retval .= $1; | |
210 | for ($remainder) { | |
211 | if (/^([0-3][0-7][0-7])(.*)$/) { | |
212 | $retval .= chr(oct($1)); | |
213 | $_ = $2; | |
214 | last; | |
215 | } | |
216 | if (/^([\\\042btnvfr])(.*)$/) { | |
217 | $retval .= $cquote_map{$1}; | |
218 | $_ = $2; | |
219 | last; | |
220 | } | |
221 | # This is malformed -- just return it as-is for now. | |
222 | return $_[0]; | |
223 | } | |
224 | $_ = $remainder; | |
225 | } | |
226 | $retval .= $_; | |
227 | return $retval; | |
228 | } | |
229 | ||
5cde71d6 JH |
230 | sub refresh { |
231 | my $fh; | |
21e9757e | 232 | open $fh, 'git update-index --refresh |' |
5cde71d6 JH |
233 | or die; |
234 | while (<$fh>) { | |
235 | ;# ignore 'needs update' | |
236 | } | |
237 | close $fh; | |
238 | } | |
239 | ||
240 | sub list_untracked { | |
241 | map { | |
242 | chomp $_; | |
8851f480 | 243 | unquote_path($_); |
5cde71d6 | 244 | } |
4c841684 | 245 | run_cmd_pipe(qw(git ls-files --others --exclude-standard --), @ARGV); |
5cde71d6 JH |
246 | } |
247 | ||
248 | my $status_fmt = '%12s %12s %s'; | |
249 | my $status_head = sprintf($status_fmt, 'staged', 'unstaged', 'path'); | |
250 | ||
18bc7616 JK |
251 | { |
252 | my $initial; | |
253 | sub is_initial_commit { | |
254 | $initial = system('git rev-parse HEAD -- >/dev/null 2>&1') != 0 | |
255 | unless defined $initial; | |
256 | return $initial; | |
257 | } | |
258 | } | |
259 | ||
260 | sub get_empty_tree { | |
261 | return '4b825dc642cb6eb9a060e54bf8d69288fbee4904'; | |
262 | } | |
263 | ||
5cde71d6 | 264 | # Returns list of hashes, contents of each of which are: |
5cde71d6 JH |
265 | # VALUE: pathname |
266 | # BINARY: is a binary path | |
267 | # INDEX: is index different from HEAD? | |
268 | # FILE: is file different from index? | |
269 | # INDEX_ADDDEL: is it add/delete between HEAD and index? | |
270 | # FILE_ADDDEL: is it add/delete between index and file? | |
271 | ||
272 | sub list_modified { | |
273 | my ($only) = @_; | |
274 | my (%data, @return); | |
275 | my ($add, $del, $adddel, $file); | |
4c841684 WC |
276 | my @tracked = (); |
277 | ||
278 | if (@ARGV) { | |
279 | @tracked = map { | |
8851f480 JH |
280 | chomp $_; |
281 | unquote_path($_); | |
b145b211 | 282 | } run_cmd_pipe(qw(git ls-files --), @ARGV); |
4c841684 WC |
283 | return if (!@tracked); |
284 | } | |
5cde71d6 | 285 | |
d002ef4d TR |
286 | my $reference; |
287 | if (defined $patch_mode_revision and $patch_mode_revision ne 'HEAD') { | |
288 | $reference = $patch_mode_revision; | |
289 | } elsif (is_initial_commit()) { | |
290 | $reference = get_empty_tree(); | |
291 | } else { | |
292 | $reference = 'HEAD'; | |
293 | } | |
5cde71d6 | 294 | for (run_cmd_pipe(qw(git diff-index --cached |
18bc7616 JK |
295 | --numstat --summary), $reference, |
296 | '--', @tracked)) { | |
5cde71d6 JH |
297 | if (($add, $del, $file) = |
298 | /^([-\d]+) ([-\d]+) (.*)/) { | |
299 | my ($change, $bin); | |
8851f480 | 300 | $file = unquote_path($file); |
5cde71d6 JH |
301 | if ($add eq '-' && $del eq '-') { |
302 | $change = 'binary'; | |
303 | $bin = 1; | |
304 | } | |
305 | else { | |
306 | $change = "+$add/-$del"; | |
307 | } | |
308 | $data{$file} = { | |
309 | INDEX => $change, | |
310 | BINARY => $bin, | |
311 | FILE => 'nothing', | |
312 | } | |
313 | } | |
314 | elsif (($adddel, $file) = | |
315 | /^ (create|delete) mode [0-7]+ (.*)$/) { | |
8851f480 | 316 | $file = unquote_path($file); |
5cde71d6 JH |
317 | $data{$file}{INDEX_ADDDEL} = $adddel; |
318 | } | |
319 | } | |
320 | ||
4c841684 | 321 | for (run_cmd_pipe(qw(git diff-files --numstat --summary --), @tracked)) { |
5cde71d6 JH |
322 | if (($add, $del, $file) = |
323 | /^([-\d]+) ([-\d]+) (.*)/) { | |
8851f480 | 324 | $file = unquote_path($file); |
5cde71d6 JH |
325 | if (!exists $data{$file}) { |
326 | $data{$file} = +{ | |
327 | INDEX => 'unchanged', | |
328 | BINARY => 0, | |
329 | }; | |
330 | } | |
331 | my ($change, $bin); | |
332 | if ($add eq '-' && $del eq '-') { | |
333 | $change = 'binary'; | |
334 | $bin = 1; | |
335 | } | |
336 | else { | |
337 | $change = "+$add/-$del"; | |
338 | } | |
339 | $data{$file}{FILE} = $change; | |
340 | if ($bin) { | |
341 | $data{$file}{BINARY} = 1; | |
342 | } | |
343 | } | |
344 | elsif (($adddel, $file) = | |
345 | /^ (create|delete) mode [0-7]+ (.*)$/) { | |
8851f480 | 346 | $file = unquote_path($file); |
5cde71d6 JH |
347 | $data{$file}{FILE_ADDDEL} = $adddel; |
348 | } | |
349 | } | |
350 | ||
351 | for (sort keys %data) { | |
352 | my $it = $data{$_}; | |
353 | ||
354 | if ($only) { | |
355 | if ($only eq 'index-only') { | |
356 | next if ($it->{INDEX} eq 'unchanged'); | |
357 | } | |
358 | if ($only eq 'file-only') { | |
359 | next if ($it->{FILE} eq 'nothing'); | |
360 | } | |
361 | } | |
362 | push @return, +{ | |
363 | VALUE => $_, | |
5cde71d6 JH |
364 | %$it, |
365 | }; | |
366 | } | |
367 | return @return; | |
368 | } | |
369 | ||
370 | sub find_unique { | |
371 | my ($string, @stuff) = @_; | |
372 | my $found = undef; | |
373 | for (my $i = 0; $i < @stuff; $i++) { | |
374 | my $it = $stuff[$i]; | |
375 | my $hit = undef; | |
376 | if (ref $it) { | |
377 | if ((ref $it) eq 'ARRAY') { | |
378 | $it = $it->[0]; | |
379 | } | |
380 | else { | |
381 | $it = $it->{VALUE}; | |
382 | } | |
383 | } | |
384 | eval { | |
385 | if ($it =~ /^$string/) { | |
386 | $hit = 1; | |
387 | }; | |
388 | }; | |
389 | if (defined $hit && defined $found) { | |
390 | return undef; | |
391 | } | |
392 | if ($hit) { | |
393 | $found = $i + 1; | |
394 | } | |
395 | } | |
396 | return $found; | |
397 | } | |
398 | ||
14cb5038 WC |
399 | # inserts string into trie and updates count for each character |
400 | sub update_trie { | |
401 | my ($trie, $string) = @_; | |
402 | foreach (split //, $string) { | |
403 | $trie = $trie->{$_} ||= {COUNT => 0}; | |
404 | $trie->{COUNT}++; | |
405 | } | |
406 | } | |
407 | ||
408 | # returns an array of tuples (prefix, remainder) | |
409 | sub find_unique_prefixes { | |
410 | my @stuff = @_; | |
411 | my @return = (); | |
412 | ||
413 | # any single prefix exceeding the soft limit is omitted | |
414 | # if any prefix exceeds the hard limit all are omitted | |
415 | # 0 indicates no limit | |
416 | my $soft_limit = 0; | |
417 | my $hard_limit = 3; | |
418 | ||
419 | # build a trie modelling all possible options | |
420 | my %trie; | |
421 | foreach my $print (@stuff) { | |
422 | if ((ref $print) eq 'ARRAY') { | |
423 | $print = $print->[0]; | |
424 | } | |
63320989 | 425 | elsif ((ref $print) eq 'HASH') { |
14cb5038 WC |
426 | $print = $print->{VALUE}; |
427 | } | |
428 | update_trie(\%trie, $print); | |
429 | push @return, $print; | |
430 | } | |
431 | ||
432 | # use the trie to find the unique prefixes | |
433 | for (my $i = 0; $i < @return; $i++) { | |
434 | my $ret = $return[$i]; | |
435 | my @letters = split //, $ret; | |
436 | my %search = %trie; | |
437 | my ($prefix, $remainder); | |
438 | my $j; | |
439 | for ($j = 0; $j < @letters; $j++) { | |
440 | my $letter = $letters[$j]; | |
441 | if ($search{$letter}{COUNT} == 1) { | |
442 | $prefix = substr $ret, 0, $j + 1; | |
443 | $remainder = substr $ret, $j + 1; | |
444 | last; | |
445 | } | |
446 | else { | |
447 | my $prefix = substr $ret, 0, $j; | |
448 | return () | |
449 | if ($hard_limit && $j + 1 > $hard_limit); | |
450 | } | |
451 | %search = %{$search{$letter}}; | |
452 | } | |
8851f480 JH |
453 | if (ord($letters[0]) > 127 || |
454 | ($soft_limit && $j + 1 > $soft_limit)) { | |
14cb5038 WC |
455 | $prefix = undef; |
456 | $remainder = $ret; | |
457 | } | |
458 | $return[$i] = [$prefix, $remainder]; | |
459 | } | |
460 | return @return; | |
461 | } | |
462 | ||
63320989 WC |
463 | # filters out prefixes which have special meaning to list_and_choose() |
464 | sub is_valid_prefix { | |
465 | my $prefix = shift; | |
466 | return (defined $prefix) && | |
467 | !($prefix =~ /[\s,]/) && # separators | |
468 | !($prefix =~ /^-/) && # deselection | |
469 | !($prefix =~ /^\d+/) && # selection | |
7e018be2 WC |
470 | ($prefix ne '*') && # "all" wildcard |
471 | ($prefix ne '?'); # prompt help | |
63320989 WC |
472 | } |
473 | ||
14cb5038 WC |
474 | # given a prefix/remainder tuple return a string with the prefix highlighted |
475 | # for now use square brackets; later might use ANSI colors (underline, bold) | |
476 | sub highlight_prefix { | |
477 | my $prefix = shift; | |
478 | my $remainder = shift; | |
b4c61ed6 JH |
479 | |
480 | if (!defined $prefix) { | |
481 | return $remainder; | |
482 | } | |
483 | ||
484 | if (!is_valid_prefix($prefix)) { | |
485 | return "$prefix$remainder"; | |
486 | } | |
487 | ||
f87e310d | 488 | if (!$menu_use_color) { |
b4c61ed6 JH |
489 | return "[$prefix]$remainder"; |
490 | } | |
491 | ||
492 | return "$prompt_color$prefix$normal_color$remainder"; | |
14cb5038 WC |
493 | } |
494 | ||
a3019736 TR |
495 | sub error_msg { |
496 | print STDERR colored $error_color, @_; | |
497 | } | |
498 | ||
5cde71d6 JH |
499 | sub list_and_choose { |
500 | my ($opts, @stuff) = @_; | |
501 | my (@chosen, @return); | |
502 | my $i; | |
14cb5038 | 503 | my @prefixes = find_unique_prefixes(@stuff) unless $opts->{LIST_ONLY}; |
5cde71d6 JH |
504 | |
505 | TOPLOOP: | |
506 | while (1) { | |
507 | my $last_lf = 0; | |
508 | ||
509 | if ($opts->{HEADER}) { | |
510 | if (!$opts->{LIST_FLAT}) { | |
511 | print " "; | |
512 | } | |
b4c61ed6 | 513 | print colored $header_color, "$opts->{HEADER}\n"; |
5cde71d6 JH |
514 | } |
515 | for ($i = 0; $i < @stuff; $i++) { | |
516 | my $chosen = $chosen[$i] ? '*' : ' '; | |
517 | my $print = $stuff[$i]; | |
63320989 WC |
518 | my $ref = ref $print; |
519 | my $highlighted = highlight_prefix(@{$prefixes[$i]}) | |
520 | if @prefixes; | |
521 | if ($ref eq 'ARRAY') { | |
522 | $print = $highlighted || $print->[0]; | |
523 | } | |
524 | elsif ($ref eq 'HASH') { | |
525 | my $value = $highlighted || $print->{VALUE}; | |
526 | $print = sprintf($status_fmt, | |
527 | $print->{INDEX}, | |
528 | $print->{FILE}, | |
529 | $value); | |
530 | } | |
531 | else { | |
532 | $print = $highlighted || $print; | |
5cde71d6 JH |
533 | } |
534 | printf("%s%2d: %s", $chosen, $i+1, $print); | |
535 | if (($opts->{LIST_FLAT}) && | |
536 | (($i + 1) % ($opts->{LIST_FLAT}))) { | |
537 | print "\t"; | |
538 | $last_lf = 0; | |
539 | } | |
540 | else { | |
541 | print "\n"; | |
542 | $last_lf = 1; | |
543 | } | |
544 | } | |
545 | if (!$last_lf) { | |
546 | print "\n"; | |
547 | } | |
548 | ||
549 | return if ($opts->{LIST_ONLY}); | |
550 | ||
b4c61ed6 | 551 | print colored $prompt_color, $opts->{PROMPT}; |
5cde71d6 JH |
552 | if ($opts->{SINGLETON}) { |
553 | print "> "; | |
554 | } | |
555 | else { | |
556 | print ">> "; | |
557 | } | |
558 | my $line = <STDIN>; | |
c95c0248 JLH |
559 | if (!$line) { |
560 | print "\n"; | |
561 | $opts->{ON_EOF}->() if $opts->{ON_EOF}; | |
562 | last; | |
563 | } | |
5cde71d6 | 564 | chomp $line; |
6a6eb3d0 | 565 | last if $line eq ''; |
7e018be2 WC |
566 | if ($line eq '?') { |
567 | $opts->{SINGLETON} ? | |
568 | singleton_prompt_help_cmd() : | |
569 | prompt_help_cmd(); | |
570 | next TOPLOOP; | |
571 | } | |
5cde71d6 JH |
572 | for my $choice (split(/[\s,]+/, $line)) { |
573 | my $choose = 1; | |
574 | my ($bottom, $top); | |
575 | ||
576 | # Input that begins with '-'; unchoose | |
577 | if ($choice =~ s/^-//) { | |
578 | $choose = 0; | |
579 | } | |
1e5aaa6d CM |
580 | # A range can be specified like 5-7 or 5-. |
581 | if ($choice =~ /^(\d+)-(\d*)$/) { | |
582 | ($bottom, $top) = ($1, length($2) ? $2 : 1 + @stuff); | |
5cde71d6 JH |
583 | } |
584 | elsif ($choice =~ /^\d+$/) { | |
585 | $bottom = $top = $choice; | |
586 | } | |
587 | elsif ($choice eq '*') { | |
588 | $bottom = 1; | |
589 | $top = 1 + @stuff; | |
590 | } | |
591 | else { | |
592 | $bottom = $top = find_unique($choice, @stuff); | |
593 | if (!defined $bottom) { | |
a3019736 | 594 | error_msg "Huh ($choice)?\n"; |
5cde71d6 JH |
595 | next TOPLOOP; |
596 | } | |
597 | } | |
598 | if ($opts->{SINGLETON} && $bottom != $top) { | |
a3019736 | 599 | error_msg "Huh ($choice)?\n"; |
5cde71d6 JH |
600 | next TOPLOOP; |
601 | } | |
602 | for ($i = $bottom-1; $i <= $top-1; $i++) { | |
6a6eb3d0 | 603 | next if (@stuff <= $i || $i < 0); |
5cde71d6 | 604 | $chosen[$i] = $choose; |
5cde71d6 JH |
605 | } |
606 | } | |
12db334e | 607 | last if ($opts->{IMMEDIATE} || $line eq '*'); |
5cde71d6 JH |
608 | } |
609 | for ($i = 0; $i < @stuff; $i++) { | |
610 | if ($chosen[$i]) { | |
611 | push @return, $stuff[$i]; | |
612 | } | |
613 | } | |
614 | return @return; | |
615 | } | |
616 | ||
7e018be2 | 617 | sub singleton_prompt_help_cmd { |
b4c61ed6 | 618 | print colored $help_color, <<\EOF ; |
7e018be2 WC |
619 | Prompt help: |
620 | 1 - select a numbered item | |
621 | foo - select item based on unique prefix | |
622 | - (empty) select nothing | |
623 | EOF | |
624 | } | |
625 | ||
626 | sub prompt_help_cmd { | |
b4c61ed6 | 627 | print colored $help_color, <<\EOF ; |
7e018be2 WC |
628 | Prompt help: |
629 | 1 - select a single item | |
630 | 3-5 - select a range of items | |
631 | 2-3,6-9 - select multiple ranges | |
632 | foo - select item based on unique prefix | |
633 | -... - unselect specified items | |
634 | * - choose all items | |
635 | - (empty) finish selecting | |
636 | EOF | |
637 | } | |
638 | ||
5cde71d6 JH |
639 | sub status_cmd { |
640 | list_and_choose({ LIST_ONLY => 1, HEADER => $status_head }, | |
641 | list_modified()); | |
642 | print "\n"; | |
643 | } | |
644 | ||
645 | sub say_n_paths { | |
646 | my $did = shift @_; | |
647 | my $cnt = scalar @_; | |
648 | print "$did "; | |
649 | if (1 < $cnt) { | |
650 | print "$cnt paths\n"; | |
651 | } | |
652 | else { | |
653 | print "one path\n"; | |
654 | } | |
655 | } | |
656 | ||
657 | sub update_cmd { | |
658 | my @mods = list_modified('file-only'); | |
659 | return if (!@mods); | |
660 | ||
661 | my @update = list_and_choose({ PROMPT => 'Update', | |
662 | HEADER => $status_head, }, | |
663 | @mods); | |
664 | if (@update) { | |
a4f7112f | 665 | system(qw(git update-index --add --remove --), |
5cde71d6 JH |
666 | map { $_->{VALUE} } @update); |
667 | say_n_paths('updated', @update); | |
668 | } | |
669 | print "\n"; | |
670 | } | |
671 | ||
672 | sub revert_cmd { | |
673 | my @update = list_and_choose({ PROMPT => 'Revert', | |
674 | HEADER => $status_head, }, | |
675 | list_modified()); | |
676 | if (@update) { | |
18bc7616 JK |
677 | if (is_initial_commit()) { |
678 | system(qw(git rm --cached), | |
679 | map { $_->{VALUE} } @update); | |
5cde71d6 | 680 | } |
18bc7616 JK |
681 | else { |
682 | my @lines = run_cmd_pipe(qw(git ls-tree HEAD --), | |
683 | map { $_->{VALUE} } @update); | |
684 | my $fh; | |
685 | open $fh, '| git update-index --index-info' | |
686 | or die; | |
687 | for (@lines) { | |
688 | print $fh $_; | |
689 | } | |
690 | close($fh); | |
691 | for (@update) { | |
692 | if ($_->{INDEX_ADDDEL} && | |
693 | $_->{INDEX_ADDDEL} eq 'create') { | |
694 | system(qw(git update-index --force-remove --), | |
695 | $_->{VALUE}); | |
696 | print "note: $_->{VALUE} is untracked now.\n"; | |
697 | } | |
5cde71d6 JH |
698 | } |
699 | } | |
700 | refresh(); | |
701 | say_n_paths('reverted', @update); | |
702 | } | |
703 | print "\n"; | |
704 | } | |
705 | ||
706 | sub add_untracked_cmd { | |
707 | my @add = list_and_choose({ PROMPT => 'Add untracked' }, | |
708 | list_untracked()); | |
709 | if (@add) { | |
710 | system(qw(git update-index --add --), @add); | |
711 | say_n_paths('added', @add); | |
712 | } | |
713 | print "\n"; | |
714 | } | |
715 | ||
8f0bef6d TR |
716 | sub run_git_apply { |
717 | my $cmd = shift; | |
718 | my $fh; | |
933e44d3 | 719 | open $fh, '| git ' . $cmd . " --recount --allow-overlap"; |
8f0bef6d TR |
720 | print $fh @_; |
721 | return close $fh; | |
722 | } | |
723 | ||
5cde71d6 JH |
724 | sub parse_diff { |
725 | my ($path) = @_; | |
8f0bef6d | 726 | my @diff_cmd = split(" ", $patch_mode_flavour{DIFF}); |
d002ef4d TR |
727 | if (defined $patch_mode_revision) { |
728 | push @diff_cmd, $patch_mode_revision; | |
729 | } | |
8f0bef6d | 730 | my @diff = run_cmd_pipe("git", @diff_cmd, "--", $path); |
4af756f3 WC |
731 | my @colored = (); |
732 | if ($diff_use_color) { | |
8f0bef6d | 733 | @colored = run_cmd_pipe("git", @diff_cmd, qw(--color --), $path); |
5cde71d6 | 734 | } |
0392513f | 735 | my (@hunk) = { TEXT => [], DISPLAY => [], TYPE => 'header' }; |
b4c61ed6 | 736 | |
4af756f3 WC |
737 | for (my $i = 0; $i < @diff; $i++) { |
738 | if ($diff[$i] =~ /^@@ /) { | |
0392513f JK |
739 | push @hunk, { TEXT => [], DISPLAY => [], |
740 | TYPE => 'hunk' }; | |
b4c61ed6 | 741 | } |
4af756f3 WC |
742 | push @{$hunk[-1]{TEXT}}, $diff[$i]; |
743 | push @{$hunk[-1]{DISPLAY}}, | |
744 | ($diff_use_color ? $colored[$i] : $diff[$i]); | |
b4c61ed6 | 745 | } |
4af756f3 | 746 | return @hunk; |
b4c61ed6 JH |
747 | } |
748 | ||
b717a627 JK |
749 | sub parse_diff_header { |
750 | my $src = shift; | |
751 | ||
0392513f JK |
752 | my $head = { TEXT => [], DISPLAY => [], TYPE => 'header' }; |
753 | my $mode = { TEXT => [], DISPLAY => [], TYPE => 'mode' }; | |
24ab81ae | 754 | my $deletion = { TEXT => [], DISPLAY => [], TYPE => 'deletion' }; |
b717a627 JK |
755 | |
756 | for (my $i = 0; $i < @{$src->{TEXT}}; $i++) { | |
24ab81ae JK |
757 | my $dest = |
758 | $src->{TEXT}->[$i] =~ /^(old|new) mode (\d+)$/ ? $mode : | |
759 | $src->{TEXT}->[$i] =~ /^deleted file/ ? $deletion : | |
760 | $head; | |
b717a627 JK |
761 | push @{$dest->{TEXT}}, $src->{TEXT}->[$i]; |
762 | push @{$dest->{DISPLAY}}, $src->{DISPLAY}->[$i]; | |
763 | } | |
24ab81ae | 764 | return ($head, $mode, $deletion); |
b717a627 JK |
765 | } |
766 | ||
835b2aeb JH |
767 | sub hunk_splittable { |
768 | my ($text) = @_; | |
769 | ||
770 | my @s = split_hunk($text); | |
771 | return (1 < @s); | |
772 | } | |
773 | ||
774 | sub parse_hunk_header { | |
775 | my ($line) = @_; | |
776 | my ($o_ofs, $o_cnt, $n_ofs, $n_cnt) = | |
7288ed8e JLH |
777 | $line =~ /^@@ -(\d+)(?:,(\d+))? \+(\d+)(?:,(\d+))? @@/; |
778 | $o_cnt = 1 unless defined $o_cnt; | |
779 | $n_cnt = 1 unless defined $n_cnt; | |
835b2aeb JH |
780 | return ($o_ofs, $o_cnt, $n_ofs, $n_cnt); |
781 | } | |
782 | ||
783 | sub split_hunk { | |
4af756f3 | 784 | my ($text, $display) = @_; |
835b2aeb | 785 | my @split = (); |
4af756f3 WC |
786 | if (!defined $display) { |
787 | $display = $text; | |
788 | } | |
835b2aeb JH |
789 | # If there are context lines in the middle of a hunk, |
790 | # it can be split, but we would need to take care of | |
791 | # overlaps later. | |
792 | ||
7b40a455 | 793 | my ($o_ofs, undef, $n_ofs) = parse_hunk_header($text->[0]); |
835b2aeb | 794 | my $hunk_start = 1; |
835b2aeb JH |
795 | |
796 | OUTER: | |
797 | while (1) { | |
798 | my $next_hunk_start = undef; | |
799 | my $i = $hunk_start - 1; | |
800 | my $this = +{ | |
801 | TEXT => [], | |
4af756f3 | 802 | DISPLAY => [], |
0392513f | 803 | TYPE => 'hunk', |
835b2aeb JH |
804 | OLD => $o_ofs, |
805 | NEW => $n_ofs, | |
806 | OCNT => 0, | |
807 | NCNT => 0, | |
808 | ADDDEL => 0, | |
809 | POSTCTX => 0, | |
4af756f3 | 810 | USE => undef, |
835b2aeb JH |
811 | }; |
812 | ||
813 | while (++$i < @$text) { | |
814 | my $line = $text->[$i]; | |
4af756f3 | 815 | my $display = $display->[$i]; |
835b2aeb JH |
816 | if ($line =~ /^ /) { |
817 | if ($this->{ADDDEL} && | |
818 | !defined $next_hunk_start) { | |
819 | # We have seen leading context and | |
820 | # adds/dels and then here is another | |
821 | # context, which is trailing for this | |
822 | # split hunk and leading for the next | |
823 | # one. | |
824 | $next_hunk_start = $i; | |
825 | } | |
826 | push @{$this->{TEXT}}, $line; | |
4af756f3 | 827 | push @{$this->{DISPLAY}}, $display; |
835b2aeb JH |
828 | $this->{OCNT}++; |
829 | $this->{NCNT}++; | |
830 | if (defined $next_hunk_start) { | |
831 | $this->{POSTCTX}++; | |
832 | } | |
833 | next; | |
834 | } | |
835 | ||
836 | # add/del | |
837 | if (defined $next_hunk_start) { | |
838 | # We are done with the current hunk and | |
839 | # this is the first real change for the | |
840 | # next split one. | |
841 | $hunk_start = $next_hunk_start; | |
842 | $o_ofs = $this->{OLD} + $this->{OCNT}; | |
843 | $n_ofs = $this->{NEW} + $this->{NCNT}; | |
844 | $o_ofs -= $this->{POSTCTX}; | |
845 | $n_ofs -= $this->{POSTCTX}; | |
846 | push @split, $this; | |
847 | redo OUTER; | |
848 | } | |
849 | push @{$this->{TEXT}}, $line; | |
4af756f3 | 850 | push @{$this->{DISPLAY}}, $display; |
835b2aeb JH |
851 | $this->{ADDDEL}++; |
852 | if ($line =~ /^-/) { | |
853 | $this->{OCNT}++; | |
854 | } | |
855 | else { | |
856 | $this->{NCNT}++; | |
857 | } | |
858 | } | |
859 | ||
860 | push @split, $this; | |
861 | last; | |
862 | } | |
863 | ||
864 | for my $hunk (@split) { | |
865 | $o_ofs = $hunk->{OLD}; | |
866 | $n_ofs = $hunk->{NEW}; | |
7b40a455 JLH |
867 | my $o_cnt = $hunk->{OCNT}; |
868 | my $n_cnt = $hunk->{NCNT}; | |
835b2aeb JH |
869 | |
870 | my $head = ("@@ -$o_ofs" . | |
871 | (($o_cnt != 1) ? ",$o_cnt" : '') . | |
872 | " +$n_ofs" . | |
873 | (($n_cnt != 1) ? ",$n_cnt" : '') . | |
874 | " @@\n"); | |
4af756f3 | 875 | my $display_head = $head; |
835b2aeb | 876 | unshift @{$hunk->{TEXT}}, $head; |
4af756f3 WC |
877 | if ($diff_use_color) { |
878 | $display_head = colored($fraginfo_color, $head); | |
879 | } | |
880 | unshift @{$hunk->{DISPLAY}}, $display_head; | |
835b2aeb | 881 | } |
4af756f3 | 882 | return @split; |
835b2aeb JH |
883 | } |
884 | ||
7a26e653 JH |
885 | sub find_last_o_ctx { |
886 | my ($it) = @_; | |
887 | my $text = $it->{TEXT}; | |
888 | my ($o_ofs, $o_cnt) = parse_hunk_header($text->[0]); | |
889 | my $i = @{$text}; | |
890 | my $last_o_ctx = $o_ofs + $o_cnt; | |
891 | while (0 < --$i) { | |
892 | my $line = $text->[$i]; | |
893 | if ($line =~ /^ /) { | |
894 | $last_o_ctx--; | |
895 | next; | |
896 | } | |
897 | last; | |
898 | } | |
899 | return $last_o_ctx; | |
900 | } | |
901 | ||
902 | sub merge_hunk { | |
903 | my ($prev, $this) = @_; | |
904 | my ($o0_ofs, $o0_cnt, $n0_ofs, $n0_cnt) = | |
905 | parse_hunk_header($prev->{TEXT}[0]); | |
906 | my ($o1_ofs, $o1_cnt, $n1_ofs, $n1_cnt) = | |
907 | parse_hunk_header($this->{TEXT}[0]); | |
908 | ||
909 | my (@line, $i, $ofs, $o_cnt, $n_cnt); | |
910 | $ofs = $o0_ofs; | |
911 | $o_cnt = $n_cnt = 0; | |
912 | for ($i = 1; $i < @{$prev->{TEXT}}; $i++) { | |
913 | my $line = $prev->{TEXT}[$i]; | |
914 | if ($line =~ /^\+/) { | |
915 | $n_cnt++; | |
916 | push @line, $line; | |
917 | next; | |
918 | } | |
919 | ||
920 | last if ($o1_ofs <= $ofs); | |
921 | ||
922 | $o_cnt++; | |
923 | $ofs++; | |
924 | if ($line =~ /^ /) { | |
925 | $n_cnt++; | |
926 | } | |
927 | push @line, $line; | |
928 | } | |
929 | ||
930 | for ($i = 1; $i < @{$this->{TEXT}}; $i++) { | |
931 | my $line = $this->{TEXT}[$i]; | |
932 | if ($line =~ /^\+/) { | |
933 | $n_cnt++; | |
934 | push @line, $line; | |
935 | next; | |
936 | } | |
937 | $ofs++; | |
938 | $o_cnt++; | |
939 | if ($line =~ /^ /) { | |
940 | $n_cnt++; | |
941 | } | |
942 | push @line, $line; | |
943 | } | |
944 | my $head = ("@@ -$o0_ofs" . | |
945 | (($o_cnt != 1) ? ",$o_cnt" : '') . | |
946 | " +$n0_ofs" . | |
947 | (($n_cnt != 1) ? ",$n_cnt" : '') . | |
948 | " @@\n"); | |
949 | @{$prev->{TEXT}} = ($head, @line); | |
950 | } | |
951 | ||
952 | sub coalesce_overlapping_hunks { | |
953 | my (@in) = @_; | |
954 | my @out = (); | |
955 | ||
956 | my ($last_o_ctx, $last_was_dirty); | |
957 | ||
958 | for (grep { $_->{USE} } @in) { | |
3d792161 TR |
959 | if ($_->{TYPE} ne 'hunk') { |
960 | push @out, $_; | |
961 | next; | |
962 | } | |
7a26e653 JH |
963 | my $text = $_->{TEXT}; |
964 | my ($o_ofs) = parse_hunk_header($text->[0]); | |
965 | if (defined $last_o_ctx && | |
966 | $o_ofs <= $last_o_ctx && | |
967 | !$_->{DIRTY} && | |
968 | !$last_was_dirty) { | |
969 | merge_hunk($out[-1], $_); | |
970 | } | |
971 | else { | |
972 | push @out, $_; | |
973 | } | |
974 | $last_o_ctx = find_last_o_ctx($out[-1]); | |
975 | $last_was_dirty = $_->{DIRTY}; | |
976 | } | |
977 | return @out; | |
978 | } | |
835b2aeb | 979 | |
e1327ed5 JK |
980 | sub reassemble_patch { |
981 | my $head = shift; | |
982 | my @patch; | |
983 | ||
984 | # Include everything in the header except the beginning of the diff. | |
985 | push @patch, (grep { !/^[-+]{3}/ } @$head); | |
986 | ||
987 | # Then include any headers from the hunk lines, which must | |
988 | # come before any actual hunk. | |
989 | while (@_ && $_[0] !~ /^@/) { | |
990 | push @patch, shift; | |
991 | } | |
992 | ||
993 | # Then begin the diff. | |
994 | push @patch, grep { /^[-+]{3}/ } @$head; | |
995 | ||
996 | # And then the actual hunks. | |
997 | push @patch, @_; | |
998 | ||
999 | return @patch; | |
1000 | } | |
1001 | ||
ac083c47 TR |
1002 | sub color_diff { |
1003 | return map { | |
1004 | colored((/^@/ ? $fraginfo_color : | |
1005 | /^\+/ ? $diff_new_color : | |
1006 | /^-/ ? $diff_old_color : | |
1007 | $diff_plain_color), | |
1008 | $_); | |
1009 | } @_; | |
1010 | } | |
1011 | ||
1012 | sub edit_hunk_manually { | |
1013 | my ($oldtext) = @_; | |
1014 | ||
1015 | my $hunkfile = $repo->repo_path . "/addp-hunk-edit.diff"; | |
1016 | my $fh; | |
1017 | open $fh, '>', $hunkfile | |
1018 | or die "failed to open hunk edit file for writing: " . $!; | |
1019 | print $fh "# Manual hunk edit mode -- see bottom for a quick guide\n"; | |
1020 | print $fh @$oldtext; | |
8f0bef6d | 1021 | my $participle = $patch_mode_flavour{PARTICIPLE}; |
7b8c7051 JDL |
1022 | my $is_reverse = $patch_mode_flavour{IS_REVERSE}; |
1023 | my ($remove_plus, $remove_minus) = $is_reverse ? ('-', '+') : ('+', '-'); | |
ac083c47 TR |
1024 | print $fh <<EOF; |
1025 | # --- | |
7b8c7051 JDL |
1026 | # To remove '$remove_minus' lines, make them ' ' lines (context). |
1027 | # To remove '$remove_plus' lines, delete them. | |
ac083c47 TR |
1028 | # Lines starting with # will be removed. |
1029 | # | |
1030 | # If the patch applies cleanly, the edited hunk will immediately be | |
8f0bef6d | 1031 | # marked for $participle. If it does not apply cleanly, you will be given |
ac083c47 TR |
1032 | # an opportunity to edit again. If all lines of the hunk are removed, |
1033 | # then the edit is aborted and the hunk is left unchanged. | |
1034 | EOF | |
1035 | close $fh; | |
1036 | ||
b4479f07 | 1037 | chomp(my $editor = run_cmd_pipe(qw(git var GIT_EDITOR))); |
ac083c47 TR |
1038 | system('sh', '-c', $editor.' "$@"', $editor, $hunkfile); |
1039 | ||
1d398a03 DM |
1040 | if ($? != 0) { |
1041 | return undef; | |
1042 | } | |
1043 | ||
ac083c47 TR |
1044 | open $fh, '<', $hunkfile |
1045 | or die "failed to open hunk edit file for reading: " . $!; | |
1046 | my @newtext = grep { !/^#/ } <$fh>; | |
1047 | close $fh; | |
1048 | unlink $hunkfile; | |
1049 | ||
1050 | # Abort if nothing remains | |
1051 | if (!grep { /\S/ } @newtext) { | |
1052 | return undef; | |
1053 | } | |
1054 | ||
1055 | # Reinsert the first hunk header if the user accidentally deleted it | |
1056 | if ($newtext[0] !~ /^@/) { | |
1057 | unshift @newtext, $oldtext->[0]; | |
1058 | } | |
1059 | return \@newtext; | |
1060 | } | |
1061 | ||
1062 | sub diff_applies { | |
1063 | my $fh; | |
9dce8323 | 1064 | return run_git_apply($patch_mode_flavour{APPLY_CHECK} . ' --check', |
8f0bef6d | 1065 | map { @{$_->{TEXT}} } @_); |
ac083c47 TR |
1066 | } |
1067 | ||
ca6ac7f1 TR |
1068 | sub _restore_terminal_and_die { |
1069 | ReadMode 'restore'; | |
1070 | print "\n"; | |
1071 | exit 1; | |
1072 | } | |
1073 | ||
1074 | sub prompt_single_character { | |
1075 | if ($use_readkey) { | |
1076 | local $SIG{TERM} = \&_restore_terminal_and_die; | |
1077 | local $SIG{INT} = \&_restore_terminal_and_die; | |
1078 | ReadMode 'cbreak'; | |
1079 | my $key = ReadKey 0; | |
1080 | ReadMode 'restore'; | |
b5cc0032 TR |
1081 | if ($use_termcap and $key eq "\e") { |
1082 | while (!defined $term_escapes{$key}) { | |
1083 | my $next = ReadKey 0.5; | |
1084 | last if (!defined $next); | |
1085 | $key .= $next; | |
1086 | } | |
1087 | $key =~ s/\e/^[/; | |
1088 | } | |
ca6ac7f1 TR |
1089 | print "$key" if defined $key; |
1090 | print "\n"; | |
1091 | return $key; | |
1092 | } else { | |
1093 | return <STDIN>; | |
1094 | } | |
1095 | } | |
1096 | ||
ac083c47 TR |
1097 | sub prompt_yesno { |
1098 | my ($prompt) = @_; | |
1099 | while (1) { | |
1100 | print colored $prompt_color, $prompt; | |
ca6ac7f1 | 1101 | my $line = prompt_single_character; |
ac083c47 TR |
1102 | return 0 if $line =~ /^n/i; |
1103 | return 1 if $line =~ /^y/i; | |
1104 | } | |
1105 | } | |
1106 | ||
1107 | sub edit_hunk_loop { | |
1108 | my ($head, $hunk, $ix) = @_; | |
1109 | my $text = $hunk->[$ix]->{TEXT}; | |
1110 | ||
1111 | while (1) { | |
1112 | $text = edit_hunk_manually($text); | |
1113 | if (!defined $text) { | |
1114 | return undef; | |
1115 | } | |
0392513f JK |
1116 | my $newhunk = { |
1117 | TEXT => $text, | |
1118 | TYPE => $hunk->[$ix]->{TYPE}, | |
7a26e653 JH |
1119 | USE => 1, |
1120 | DIRTY => 1, | |
0392513f | 1121 | }; |
ac083c47 TR |
1122 | if (diff_applies($head, |
1123 | @{$hunk}[0..$ix-1], | |
1124 | $newhunk, | |
1125 | @{$hunk}[$ix+1..$#{$hunk}])) { | |
1126 | $newhunk->{DISPLAY} = [color_diff(@{$text})]; | |
1127 | return $newhunk; | |
1128 | } | |
1129 | else { | |
1130 | prompt_yesno( | |
1131 | 'Your edited hunk does not apply. Edit again ' | |
1132 | . '(saying "no" discards!) [y/n]? ' | |
1133 | ) or return undef; | |
1134 | } | |
1135 | } | |
1136 | } | |
1137 | ||
5cde71d6 | 1138 | sub help_patch_cmd { |
8f0bef6d TR |
1139 | my $verb = lc $patch_mode_flavour{VERB}; |
1140 | my $target = $patch_mode_flavour{TARGET}; | |
1141 | print colored $help_color, <<EOF ; | |
1142 | y - $verb this hunk$target | |
1143 | n - do not $verb this hunk$target | |
74e42ce1 JN |
1144 | q - quit; do not $verb this hunk nor any of the remaining ones |
1145 | a - $verb this hunk and all later hunks in the file | |
1146 | d - do not $verb this hunk nor any of the later hunks in the file | |
070434d0 | 1147 | g - select a hunk to go to |
dd971cc9 | 1148 | / - search for a hunk matching the given regex |
5cde71d6 JH |
1149 | j - leave this hunk undecided, see next undecided hunk |
1150 | J - leave this hunk undecided, see next hunk | |
1151 | k - leave this hunk undecided, see previous undecided hunk | |
1152 | K - leave this hunk undecided, see previous hunk | |
835b2aeb | 1153 | s - split the current hunk into smaller hunks |
ac083c47 | 1154 | e - manually edit the current hunk |
280e50c7 | 1155 | ? - print help |
5cde71d6 JH |
1156 | EOF |
1157 | } | |
1158 | ||
8f0bef6d TR |
1159 | sub apply_patch { |
1160 | my $cmd = shift; | |
9dce8323 | 1161 | my $ret = run_git_apply $cmd, @_; |
8f0bef6d TR |
1162 | if (!$ret) { |
1163 | print STDERR @_; | |
1164 | } | |
1165 | return $ret; | |
1166 | } | |
1167 | ||
4f353658 TR |
1168 | sub apply_patch_for_checkout_commit { |
1169 | my $reverse = shift; | |
9dce8323 JH |
1170 | my $applies_index = run_git_apply 'apply '.$reverse.' --cached --check', @_; |
1171 | my $applies_worktree = run_git_apply 'apply '.$reverse.' --check', @_; | |
4f353658 TR |
1172 | |
1173 | if ($applies_worktree && $applies_index) { | |
9dce8323 JH |
1174 | run_git_apply 'apply '.$reverse.' --cached', @_; |
1175 | run_git_apply 'apply '.$reverse, @_; | |
4f353658 TR |
1176 | return 1; |
1177 | } elsif (!$applies_index) { | |
1178 | print colored $error_color, "The selected hunks do not apply to the index!\n"; | |
1179 | if (prompt_yesno "Apply them to the worktree anyway? ") { | |
9dce8323 | 1180 | return run_git_apply 'apply '.$reverse, @_; |
4f353658 TR |
1181 | } else { |
1182 | print colored $error_color, "Nothing was applied.\n"; | |
1183 | return 0; | |
1184 | } | |
1185 | } else { | |
1186 | print STDERR @_; | |
1187 | return 0; | |
1188 | } | |
1189 | } | |
1190 | ||
5cde71d6 | 1191 | sub patch_update_cmd { |
8f0bef6d | 1192 | my @all_mods = list_modified($patch_mode_flavour{FILTER}); |
9fe7a643 | 1193 | my @mods = grep { !($_->{BINARY}) } @all_mods; |
b63e9950 | 1194 | my @them; |
5cde71d6 | 1195 | |
b63e9950 | 1196 | if (!@mods) { |
9fe7a643 TR |
1197 | if (@all_mods) { |
1198 | print STDERR "Only binary files changed.\n"; | |
1199 | } else { | |
1200 | print STDERR "No changes.\n"; | |
1201 | } | |
b63e9950 WC |
1202 | return 0; |
1203 | } | |
1204 | if ($patch_mode) { | |
1205 | @them = @mods; | |
1206 | } | |
1207 | else { | |
1208 | @them = list_and_choose({ PROMPT => 'Patch update', | |
1209 | HEADER => $status_head, }, | |
1210 | @mods); | |
1211 | } | |
12db334e | 1212 | for (@them) { |
9a7a1e03 | 1213 | return 0 if patch_update_file($_->{VALUE}); |
12db334e | 1214 | } |
a7d9da6c | 1215 | } |
5cde71d6 | 1216 | |
3f6aff68 WP |
1217 | # Generate a one line summary of a hunk. |
1218 | sub summarize_hunk { | |
1219 | my $rhunk = shift; | |
1220 | my $summary = $rhunk->{TEXT}[0]; | |
1221 | ||
1222 | # Keep the line numbers, discard extra context. | |
1223 | $summary =~ s/@@(.*?)@@.*/$1 /s; | |
1224 | $summary .= " " x (20 - length $summary); | |
1225 | ||
1226 | # Add some user context. | |
1227 | for my $line (@{$rhunk->{TEXT}}) { | |
1228 | if ($line =~ m/^[+-].*\w/) { | |
1229 | $summary .= $line; | |
1230 | last; | |
1231 | } | |
1232 | } | |
1233 | ||
1234 | chomp $summary; | |
1235 | return substr($summary, 0, 80) . "\n"; | |
1236 | } | |
1237 | ||
1238 | ||
1239 | # Print a one-line summary of each hunk in the array ref in | |
1240 | # the first argument, starting wih the index in the 2nd. | |
1241 | sub display_hunks { | |
1242 | my ($hunks, $i) = @_; | |
1243 | my $ctr = 0; | |
1244 | $i ||= 0; | |
1245 | for (; $i < @$hunks && $ctr < 20; $i++, $ctr++) { | |
1246 | my $status = " "; | |
1247 | if (defined $hunks->[$i]{USE}) { | |
1248 | $status = $hunks->[$i]{USE} ? "+" : "-"; | |
1249 | } | |
1250 | printf "%s%2d: %s", | |
1251 | $status, | |
1252 | $i + 1, | |
1253 | summarize_hunk($hunks->[$i]); | |
1254 | } | |
1255 | return $i; | |
1256 | } | |
1257 | ||
a7d9da6c | 1258 | sub patch_update_file { |
9a7a1e03 | 1259 | my $quit = 0; |
5cde71d6 | 1260 | my ($ix, $num); |
a7d9da6c | 1261 | my $path = shift; |
5cde71d6 | 1262 | my ($head, @hunk) = parse_diff($path); |
24ab81ae | 1263 | ($head, my $mode, my $deletion) = parse_diff_header($head); |
4af756f3 WC |
1264 | for (@{$head->{DISPLAY}}) { |
1265 | print; | |
1266 | } | |
ca724686 JK |
1267 | |
1268 | if (@{$mode->{TEXT}}) { | |
0392513f | 1269 | unshift @hunk, $mode; |
ca724686 | 1270 | } |
8947fdd5 JK |
1271 | if (@{$deletion->{TEXT}}) { |
1272 | foreach my $hunk (@hunk) { | |
1273 | push @{$deletion->{TEXT}}, @{$hunk->{TEXT}}; | |
1274 | push @{$deletion->{DISPLAY}}, @{$hunk->{DISPLAY}}; | |
1275 | } | |
24ab81ae JK |
1276 | @hunk = ($deletion); |
1277 | } | |
ca724686 | 1278 | |
5cde71d6 JH |
1279 | $num = scalar @hunk; |
1280 | $ix = 0; | |
1281 | ||
1282 | while (1) { | |
835b2aeb | 1283 | my ($prev, $next, $other, $undecided, $i); |
5cde71d6 JH |
1284 | $other = ''; |
1285 | ||
1286 | if ($num <= $ix) { | |
1287 | $ix = 0; | |
1288 | } | |
835b2aeb | 1289 | for ($i = 0; $i < $ix; $i++) { |
5cde71d6 JH |
1290 | if (!defined $hunk[$i]{USE}) { |
1291 | $prev = 1; | |
57886bc7 | 1292 | $other .= ',k'; |
5cde71d6 JH |
1293 | last; |
1294 | } | |
1295 | } | |
1296 | if ($ix) { | |
57886bc7 | 1297 | $other .= ',K'; |
5cde71d6 | 1298 | } |
835b2aeb | 1299 | for ($i = $ix + 1; $i < $num; $i++) { |
5cde71d6 JH |
1300 | if (!defined $hunk[$i]{USE}) { |
1301 | $next = 1; | |
57886bc7 | 1302 | $other .= ',j'; |
5cde71d6 JH |
1303 | last; |
1304 | } | |
1305 | } | |
1306 | if ($ix < $num - 1) { | |
57886bc7 | 1307 | $other .= ',J'; |
5cde71d6 | 1308 | } |
070434d0 | 1309 | if ($num > 1) { |
4404b2e3 | 1310 | $other .= ',g'; |
070434d0 | 1311 | } |
835b2aeb | 1312 | for ($i = 0; $i < $num; $i++) { |
5cde71d6 JH |
1313 | if (!defined $hunk[$i]{USE}) { |
1314 | $undecided = 1; | |
1315 | last; | |
1316 | } | |
1317 | } | |
1318 | last if (!$undecided); | |
1319 | ||
0392513f JK |
1320 | if ($hunk[$ix]{TYPE} eq 'hunk' && |
1321 | hunk_splittable($hunk[$ix]{TEXT})) { | |
57886bc7 | 1322 | $other .= ',s'; |
835b2aeb | 1323 | } |
0392513f JK |
1324 | if ($hunk[$ix]{TYPE} eq 'hunk') { |
1325 | $other .= ',e'; | |
1326 | } | |
4af756f3 WC |
1327 | for (@{$hunk[$ix]{DISPLAY}}) { |
1328 | print; | |
1329 | } | |
8f0bef6d | 1330 | print colored $prompt_color, $patch_mode_flavour{VERB}, |
24ab81ae JK |
1331 | ($hunk[$ix]{TYPE} eq 'mode' ? ' mode change' : |
1332 | $hunk[$ix]{TYPE} eq 'deletion' ? ' deletion' : | |
1333 | ' this hunk'), | |
8f0bef6d | 1334 | $patch_mode_flavour{TARGET}, |
a2fc8d65 | 1335 | " [y,n,q,a,d,/$other,?]? "; |
ca6ac7f1 | 1336 | my $line = prompt_single_character; |
5cde71d6 JH |
1337 | if ($line) { |
1338 | if ($line =~ /^y/i) { | |
1339 | $hunk[$ix]{USE} = 1; | |
1340 | } | |
1341 | elsif ($line =~ /^n/i) { | |
1342 | $hunk[$ix]{USE} = 0; | |
1343 | } | |
1344 | elsif ($line =~ /^a/i) { | |
1345 | while ($ix < $num) { | |
1346 | if (!defined $hunk[$ix]{USE}) { | |
1347 | $hunk[$ix]{USE} = 1; | |
1348 | } | |
1349 | $ix++; | |
1350 | } | |
1351 | next; | |
1352 | } | |
070434d0 WP |
1353 | elsif ($other =~ /g/ && $line =~ /^g(.*)/) { |
1354 | my $response = $1; | |
1355 | my $no = $ix > 10 ? $ix - 10 : 0; | |
1356 | while ($response eq '') { | |
1357 | my $extra = ""; | |
1358 | $no = display_hunks(\@hunk, $no); | |
1359 | if ($no < $num) { | |
1360 | $extra = " (<ret> to see more)"; | |
1361 | } | |
1362 | print "go to which hunk$extra? "; | |
1363 | $response = <STDIN>; | |
68c02d7c TR |
1364 | if (!defined $response) { |
1365 | $response = ''; | |
1366 | } | |
070434d0 WP |
1367 | chomp $response; |
1368 | } | |
1369 | if ($response !~ /^\s*\d+\s*$/) { | |
a3019736 | 1370 | error_msg "Invalid number: '$response'\n"; |
070434d0 WP |
1371 | } elsif (0 < $response && $response <= $num) { |
1372 | $ix = $response - 1; | |
1373 | } else { | |
a3019736 | 1374 | error_msg "Sorry, only $num hunks available.\n"; |
070434d0 WP |
1375 | } |
1376 | next; | |
1377 | } | |
5cde71d6 JH |
1378 | elsif ($line =~ /^d/i) { |
1379 | while ($ix < $num) { | |
1380 | if (!defined $hunk[$ix]{USE}) { | |
1381 | $hunk[$ix]{USE} = 0; | |
1382 | } | |
1383 | $ix++; | |
1384 | } | |
1385 | next; | |
1386 | } | |
9a7a1e03 | 1387 | elsif ($line =~ /^q/i) { |
f5ea3f2b JH |
1388 | for ($i = 0; $i < $num; $i++) { |
1389 | if (!defined $hunk[$i]{USE}) { | |
1390 | $hunk[$i]{USE} = 0; | |
9a7a1e03 | 1391 | } |
9a7a1e03 MM |
1392 | } |
1393 | $quit = 1; | |
f5ea3f2b | 1394 | last; |
9a7a1e03 | 1395 | } |
dd971cc9 | 1396 | elsif ($line =~ m|^/(.*)|) { |
ca6ac7f1 TR |
1397 | my $regex = $1; |
1398 | if ($1 eq "") { | |
1399 | print colored $prompt_color, "search for regex? "; | |
1400 | $regex = <STDIN>; | |
1401 | if (defined $regex) { | |
1402 | chomp $regex; | |
1403 | } | |
1404 | } | |
dd971cc9 WP |
1405 | my $search_string; |
1406 | eval { | |
ca6ac7f1 | 1407 | $search_string = qr{$regex}m; |
dd971cc9 WP |
1408 | }; |
1409 | if ($@) { | |
1410 | my ($err,$exp) = ($@, $1); | |
1411 | $err =~ s/ at .*git-add--interactive line \d+, <STDIN> line \d+.*$//; | |
a3019736 | 1412 | error_msg "Malformed search regexp $exp: $err\n"; |
dd971cc9 WP |
1413 | next; |
1414 | } | |
1415 | my $iy = $ix; | |
1416 | while (1) { | |
1417 | my $text = join ("", @{$hunk[$iy]{TEXT}}); | |
1418 | last if ($text =~ $search_string); | |
1419 | $iy++; | |
1420 | $iy = 0 if ($iy >= $num); | |
1421 | if ($ix == $iy) { | |
a3019736 | 1422 | error_msg "No hunk matches the given pattern\n"; |
dd971cc9 WP |
1423 | last; |
1424 | } | |
1425 | } | |
1426 | $ix = $iy; | |
1427 | next; | |
1428 | } | |
ace30ba8 WP |
1429 | elsif ($line =~ /^K/) { |
1430 | if ($other =~ /K/) { | |
1431 | $ix--; | |
1432 | } | |
1433 | else { | |
a3019736 | 1434 | error_msg "No previous hunk\n"; |
ace30ba8 | 1435 | } |
5cde71d6 JH |
1436 | next; |
1437 | } | |
ace30ba8 WP |
1438 | elsif ($line =~ /^J/) { |
1439 | if ($other =~ /J/) { | |
1440 | $ix++; | |
1441 | } | |
1442 | else { | |
a3019736 | 1443 | error_msg "No next hunk\n"; |
ace30ba8 | 1444 | } |
5cde71d6 JH |
1445 | next; |
1446 | } | |
ace30ba8 WP |
1447 | elsif ($line =~ /^k/) { |
1448 | if ($other =~ /k/) { | |
1449 | while (1) { | |
1450 | $ix--; | |
1451 | last if (!$ix || | |
1452 | !defined $hunk[$ix]{USE}); | |
1453 | } | |
1454 | } | |
1455 | else { | |
a3019736 | 1456 | error_msg "No previous hunk\n"; |
5cde71d6 JH |
1457 | } |
1458 | next; | |
1459 | } | |
ace30ba8 WP |
1460 | elsif ($line =~ /^j/) { |
1461 | if ($other !~ /j/) { | |
a3019736 | 1462 | error_msg "No next hunk\n"; |
ace30ba8 | 1463 | next; |
5cde71d6 | 1464 | } |
5cde71d6 | 1465 | } |
835b2aeb | 1466 | elsif ($other =~ /s/ && $line =~ /^s/) { |
4af756f3 | 1467 | my @split = split_hunk($hunk[$ix]{TEXT}, $hunk[$ix]{DISPLAY}); |
835b2aeb | 1468 | if (1 < @split) { |
b4c61ed6 | 1469 | print colored $header_color, "Split into ", |
835b2aeb JH |
1470 | scalar(@split), " hunks.\n"; |
1471 | } | |
4af756f3 | 1472 | splice (@hunk, $ix, 1, @split); |
835b2aeb JH |
1473 | $num = scalar @hunk; |
1474 | next; | |
1475 | } | |
0392513f | 1476 | elsif ($other =~ /e/ && $line =~ /^e/) { |
ac083c47 TR |
1477 | my $newhunk = edit_hunk_loop($head, \@hunk, $ix); |
1478 | if (defined $newhunk) { | |
1479 | splice @hunk, $ix, 1, $newhunk; | |
1480 | } | |
1481 | } | |
5cde71d6 JH |
1482 | else { |
1483 | help_patch_cmd($other); | |
1484 | next; | |
1485 | } | |
1486 | # soft increment | |
1487 | while (1) { | |
1488 | $ix++; | |
1489 | last if ($ix >= $num || | |
1490 | !defined $hunk[$ix]{USE}); | |
1491 | } | |
1492 | } | |
1493 | } | |
1494 | ||
7a26e653 JH |
1495 | @hunk = coalesce_overlapping_hunks(@hunk); |
1496 | ||
7b40a455 | 1497 | my $n_lofs = 0; |
5cde71d6 JH |
1498 | my @result = (); |
1499 | for (@hunk) { | |
8cbd4310 TR |
1500 | if ($_->{USE}) { |
1501 | push @result, @{$_->{TEXT}}; | |
5cde71d6 JH |
1502 | } |
1503 | } | |
1504 | ||
1505 | if (@result) { | |
1506 | my $fh; | |
e1327ed5 | 1507 | my @patch = reassemble_patch($head->{TEXT}, @result); |
8f0bef6d TR |
1508 | my $apply_routine = $patch_mode_flavour{APPLY}; |
1509 | &$apply_routine(@patch); | |
5cde71d6 JH |
1510 | refresh(); |
1511 | } | |
1512 | ||
1513 | print "\n"; | |
9a7a1e03 | 1514 | return $quit; |
5cde71d6 JH |
1515 | } |
1516 | ||
1517 | sub diff_cmd { | |
1518 | my @mods = list_modified('index-only'); | |
1519 | @mods = grep { !($_->{BINARY}) } @mods; | |
1520 | return if (!@mods); | |
1521 | my (@them) = list_and_choose({ PROMPT => 'Review diff', | |
1522 | IMMEDIATE => 1, | |
1523 | HEADER => $status_head, }, | |
1524 | @mods); | |
1525 | return if (!@them); | |
18bc7616 JK |
1526 | my $reference = is_initial_commit() ? get_empty_tree() : 'HEAD'; |
1527 | system(qw(git diff -p --cached), $reference, '--', | |
1528 | map { $_->{VALUE} } @them); | |
5cde71d6 JH |
1529 | } |
1530 | ||
1531 | sub quit_cmd { | |
1532 | print "Bye.\n"; | |
1533 | exit(0); | |
1534 | } | |
1535 | ||
1536 | sub help_cmd { | |
b4c61ed6 | 1537 | print colored $help_color, <<\EOF ; |
5cde71d6 JH |
1538 | status - show paths with changes |
1539 | update - add working tree state to the staged set of changes | |
1540 | revert - revert staged set of changes back to the HEAD version | |
1541 | patch - pick hunks and update selectively | |
1542 | diff - view diff between HEAD and index | |
1543 | add untracked - add contents of untracked files to the staged set of changes | |
1544 | EOF | |
1545 | } | |
1546 | ||
b63e9950 WC |
1547 | sub process_args { |
1548 | return unless @ARGV; | |
1549 | my $arg = shift @ARGV; | |
d002ef4d TR |
1550 | if ($arg =~ /--patch(?:=(.*))?/) { |
1551 | if (defined $1) { | |
1552 | if ($1 eq 'reset') { | |
1553 | $patch_mode = 'reset_head'; | |
1554 | $patch_mode_revision = 'HEAD'; | |
1555 | $arg = shift @ARGV or die "missing --"; | |
1556 | if ($arg ne '--') { | |
1557 | $patch_mode_revision = $arg; | |
1558 | $patch_mode = ($arg eq 'HEAD' ? | |
1559 | 'reset_head' : 'reset_nothead'); | |
1560 | $arg = shift @ARGV or die "missing --"; | |
1561 | } | |
4f353658 TR |
1562 | } elsif ($1 eq 'checkout') { |
1563 | $arg = shift @ARGV or die "missing --"; | |
1564 | if ($arg eq '--') { | |
1565 | $patch_mode = 'checkout_index'; | |
1566 | } else { | |
1567 | $patch_mode_revision = $arg; | |
1568 | $patch_mode = ($arg eq 'HEAD' ? | |
1569 | 'checkout_head' : 'checkout_nothead'); | |
1570 | $arg = shift @ARGV or die "missing --"; | |
1571 | } | |
dda1f2a5 TR |
1572 | } elsif ($1 eq 'stage' or $1 eq 'stash') { |
1573 | $patch_mode = $1; | |
d002ef4d TR |
1574 | $arg = shift @ARGV or die "missing --"; |
1575 | } else { | |
1576 | die "unknown --patch mode: $1"; | |
1577 | } | |
1578 | } else { | |
1579 | $patch_mode = 'stage'; | |
1580 | $arg = shift @ARGV or die "missing --"; | |
1581 | } | |
b63e9950 WC |
1582 | die "invalid argument $arg, expecting --" |
1583 | unless $arg eq "--"; | |
d002ef4d | 1584 | %patch_mode_flavour = %{$patch_modes{$patch_mode}}; |
b63e9950 WC |
1585 | } |
1586 | elsif ($arg ne "--") { | |
1587 | die "invalid argument $arg, expecting --"; | |
1588 | } | |
1589 | } | |
1590 | ||
5cde71d6 JH |
1591 | sub main_loop { |
1592 | my @cmd = ([ 'status', \&status_cmd, ], | |
1593 | [ 'update', \&update_cmd, ], | |
1594 | [ 'revert', \&revert_cmd, ], | |
1595 | [ 'add untracked', \&add_untracked_cmd, ], | |
1596 | [ 'patch', \&patch_update_cmd, ], | |
1597 | [ 'diff', \&diff_cmd, ], | |
1598 | [ 'quit', \&quit_cmd, ], | |
1599 | [ 'help', \&help_cmd, ], | |
1600 | ); | |
1601 | while (1) { | |
1602 | my ($it) = list_and_choose({ PROMPT => 'What now', | |
1603 | SINGLETON => 1, | |
1604 | LIST_FLAT => 4, | |
1605 | HEADER => '*** Commands ***', | |
c95c0248 | 1606 | ON_EOF => \&quit_cmd, |
5cde71d6 JH |
1607 | IMMEDIATE => 1 }, @cmd); |
1608 | if ($it) { | |
1609 | eval { | |
1610 | $it->[1]->(); | |
1611 | }; | |
1612 | if ($@) { | |
1613 | print "$@"; | |
1614 | } | |
1615 | } | |
1616 | } | |
1617 | } | |
1618 | ||
b63e9950 | 1619 | process_args(); |
5cde71d6 | 1620 | refresh(); |
b63e9950 WC |
1621 | if ($patch_mode) { |
1622 | patch_update_cmd(); | |
1623 | } | |
1624 | else { | |
1625 | status_cmd(); | |
1626 | main_loop(); | |
1627 | } |