Calculate indent

Author: lukebakken

scripts/rabbitmq-env

@@ -53,21 +53,25 @@ _rmq_env_now()
 _rmq_env_print()
 {
     _rmq_env_tmp="$1"
+    _rmq_env_tmp_len="${#_rmq_env_tmp}"
     shift
     printf '%s %s %s\n' "$(_rmq_env_now)" "$_rmq_env_tmp" "$1" 1>&2
     shift
     _rmq_env_print_line=''
+    _rmq_env_indent="$((_rmq_env_tmp_len + 21))"
     for _rmq_env_print_line in "$@"
     do
-        printf '                              %s\n' "$_rmq_env_print_line" 1>&2
+        printf "%${_rmq_env_indent}s%s\n" ' ' "$_rmq_env_print_line" 1>&2
     done
     unset _rmq_env_print_line
+    unset _rmq_env_indent
+    unset _rmq_env_tmp_len
     unset _rmq_env_tmp
 }
 
 _rmq_env_perr()
 {
-    _rmq_env_print '[error]  ' "$@"
+    _rmq_env_print '[error]' "$@"
 }
 
 _rmq_env_pwarn()