From 985f59fc978ff2a9d5cd87bbe78be4ae7e5b8478 Mon Sep 17 00:00:00 2001
From: emmett1 <emmett1.2miligrams@gmail.com>
Date: Fri, 10 Apr 2020 13:18:13 +0800
Subject: [PATCH] update alias function

---
 scratch | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/scratch b/scratch
index 939f06e..16c42cb 100755
--- a/scratch
+++ b/scratch
@@ -100,16 +100,20 @@ allinstalled() {
 }
 
 deps_alias() {
-	[ -f $ALIAS_FILE ] || {
+	[ -f "$ALIAS_FILE" ] || {
 		echo $@
 		return
 	}
 	while [ "$1" ]; do
-		getalias=$(grep -w ^$1 $ALIAS_FILE | awk '{print $2}')
-		echo ${getalias:-$1}
+		if [ "$(grep -w ^$1 $ALIAS_FILE)" ]; then
+			getalias=$(grep -w ^$1 $ALIAS_FILE | awk '{print $2}')
+			[ "$getalias" ] && echo "$getalias"
+		else
+			echo "$1"
+		fi
 		shift
+		unset getalias
 	done
-	unset getalias
 }
 
 get_depends() {