completion: add helper to count path components
A follow-up commit will use this with for-each-ref to strip the right number of path components from refnames. Signed-off-by: David Mandelberg <david@mandelberg.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
David Mandelberg committed
Mar 23, 2025 at 17:05 UTC
5637bdc352a7763e30290bb37239a61cb9865d1b
2 files changed
+37
contrib/completion/git-completion.bash
+11
@@ -234,6 +234,17 @@ __git_dequote ()
234
done
235
}
236
237
+# Prints the number of slash-separated components in a path.
238
+# 1: Path to count components of.
239
+__git_count_path_components ()
240
+{
241
+ local path="$1"
242
+ local relative="${path#/}"
243
+ relative="${relative%/}"
244
+ local slashes="/${relative//[^\/]}"
245
+ echo "${#slashes}"
246
+}
247
+
248
# The following function is based on code from:
249
#
250
# bash_completion - programmable completion functions for bash 3.2+
t/t9902-completion.sh
+26
@@ -455,6 +455,32 @@ test_expect_success '__git_dequote - open double quote' '
455
'
456
457
458
+test_expect_success '__git_count_path_components - no slashes' '
459
+ echo 1 >expected &&
460
+ __git_count_path_components a >"$actual" &&
461
+ test_cmp expected "$actual"
462
+'
463
+
464
+test_expect_success '__git_count_path_components - relative' '
465
+ echo 3 >expected &&
466
+ __git_count_path_components a/b/c >"$actual" &&
467
+ test_cmp expected "$actual"
468
+
469
+'
470
+
471
+test_expect_success '__git_count_path_components - absolute' '
472
+ echo 3 >expected &&
473
+ __git_count_path_components /a/b/c >"$actual" &&
474
+ test_cmp expected "$actual"
475
+'
476
+
477
+test_expect_success '__git_count_path_components - trailing slash' '
478
+ echo 3 >expected &&
479
+ __git_count_path_components a/b/c/ >"$actual" &&
480
+ test_cmp expected "$actual"
481
+'
482
+
483
+
484
test_expect_success '__gitcomp_direct - puts everything into COMPREPLY as-is' '
485
sed -e "s/Z$//g" >expected <<-EOF &&
486
with-trailing-space Z