Use faster command to obtain stash count

Using git-rev-list, we can directly return a count of stashes without
the need for additional external calls like wc.

As a result, the line_count helper function is now unused, so remove it.

Signed-off-by: Matt Hunter <m@lfurio.us>

1 files changed, 2 insertions, 8 deletions

diff --git a/git-sonar b/git-sonar
index 06fcf1e..9fd3264 100755
--- a/git-sonar
+++ b/git-sonar
@@ -114,13 +114,6 @@ determine_default_branch() {
     done
 }
 
-line_count() {
-    # macos 'wc' produces odd formatting (extra spaces)
-    # The grep is present to deal with this, filter out cases where the count
-    # is zero, and provide a return value (true if count is non-zero).
-    wc -l 2>/dev/null | grep -oE '[1-9][0-9]*'
-}
-
 print_commit_range() {
     if [ -n "$1" ] && [ -n "$2" ]; then
         ahead="$(git rev-list --count "${1}..${2}" 2>/dev/null)" || ahead="0"
@@ -166,7 +159,8 @@ element_local() {
 
 element_stash() {
     if [ -n "$opt_stash" ]; then
-        if cnt="$(git stash list | line_count)"; then
+        cnt="$(git rev-list --walk-reflogs --ignore-missing --count refs/stash)"
+        if [ "$cnt" -ne 0 ]; then
             printf '%s%b%b' "$cnt" "$STASH_ICON" "$COLOR_DEF"
         fi
     fi