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Fix shellcheck warnings
[config/vcsh.git]
/
.config
/
vcsh
/
hooks-available
/
populate-sparsely.sh
diff --git
a/.config/vcsh/hooks-available/populate-sparsely.sh
b/.config/vcsh/hooks-available/populate-sparsely.sh
index
53d2b3a
..
0561add
100755
(executable)
--- a/
.config/vcsh/hooks-available/populate-sparsely.sh
+++ b/
.config/vcsh/hooks-available/populate-sparsely.sh
@@
-15,8
+15,17
@@
LOCKPID=$(cat "$LOCKDIR/pid")
[ "$LOCKPID" = $PPID ] || { echo "Repository entered from another vcsh instance. Aborting." 1>&2; exit 1; }
: "${XDG_CONFIG_HOME:="$HOME/.config"}"
[ "$LOCKPID" = $PPID ] || { echo "Repository entered from another vcsh instance. Aborting." 1>&2; exit 1; }
: "${XDG_CONFIG_HOME:="$HOME/.config"}"
+
+# shellcheck source=/dev/null
. "$XDG_CONFIG_HOME/vcsh/hooks-available/sparse-checkout.sh"
. "$XDG_CONFIG_HOME/vcsh/hooks-available/sparse-checkout.sh"
-git read-tree -mu HEAD
+
+# Verify if the current branch is valid before updating the working tree.
+# This avoids errors with empty repositories which would only confuse the
+# user.
+if git rev-parse --verify HEAD >/dev/null 2>&1;
+then
+ git read-tree -mu HEAD
+fi
# Unlock the working tree.
rm -rf "$LOCKDIR"
# Unlock the working tree.
rm -rf "$LOCKDIR"