json support for ctrl-[ (\x1b)

Author: Joe Schaefer

kubectl-node_shell

@@ -2,7 +2,7 @@
 set -e
 
 kubectl=kubectl
-version=1.5.1
+version=1.5.2
 generator=""
 node=""
 nodefaultctx=0
@@ -75,7 +75,7 @@ done
 if [ $# -gt 0 ]; then
   while [ $# -gt 0 ]; do
     cmd="$cmd, \"$(echo "$1" | \
-    awk 'BEGIN{RS="\f"}{gsub(/\\/,"\\\\");gsub(/"/,"\\\"");;gsub(/\n$/,"");gsub(/\n/,"\\n");gsub(/\x1b/,"\\u001b");print $0}' \
+    awk '{gsub(/\\/,"\\\\");gsub(/"/,"\\\"");gsub(/\n/,"\\n");gsub(/\x1b/,"\\u001b");printf "%s", last; last=$0}END{gsub(/\\n/,"");printf "%s", last}' \
     )\""
     shift
   done