t/README: justify why "! grep foo" is sufficient

diff --git a/git-stash.sh b/git-stash.sh
index 1e541a21257c70fa67c0fee552ccb05fc5b6a280..f0a94abf1434c65d27caf4cd674f89de62e9333c 100755 (executable)
--- a/git-stash.sh
+++ b/git-stash.sh
@@ -358,7 +358,7 @@ parse_flags_and_rev()
        i_tree=
        u_tree=
 
-       REV=$(git rev-parse --no-flags --symbolic "$@") || exit 1
+       REV=$(git rev-parse --no-flags --symbolic --sq "$@") || exit 1
 
        FLAGS=
        for opt
@@ -376,7 +376,7 @@ parse_flags_and_rev()
                esac
        done
 
-       set -- $REV
+       eval set -- $REV
 
        case $# in
                0)
@@ -391,13 +391,13 @@ parse_flags_and_rev()
                ;;
        esac
 
-       REV=$(git rev-parse --quiet --symbolic --verify $1 2>/dev/null) || {
+       REV=$(git rev-parse --quiet --symbolic --verify "$1" 2>/dev/null) || {
                reference="$1"
                die "$(eval_gettext "\$reference is not valid reference")"
        }
 
-       i_commit=$(git rev-parse --quiet --verify $REV^2 2>/dev/null) &&
-       set -- $(git rev-parse $REV $REV^1 $REV: $REV^1: $REV^2: 2>/dev/null) &&
+       i_commit=$(git rev-parse --quiet --verify "$REV^2" 2>/dev/null) &&
+       set -- $(git rev-parse "$REV" "$REV^1" "$REV:" "$REV^1:" "$REV^2:" 2>/dev/null) &&
        s=$1 &&
        w_commit=$1 &&
        b_commit=$2 &&
@@ -408,8 +408,8 @@ parse_flags_and_rev()
        test "$ref_stash" = "$(git rev-parse --symbolic-full-name "${REV%@*}")" &&
        IS_STASH_REF=t
 
-       u_commit=$(git rev-parse --quiet --verify $REV^3 2>/dev/null) &&
-       u_tree=$(git rev-parse $REV^3: 2>/dev/null)
+       u_commit=$(git rev-parse --quiet --verify "$REV^3" 2>/dev/null) &&
+       u_tree=$(git rev-parse "$REV^3:" 2>/dev/null)
 }
 
 is_stash_like()