scripts/snapshot in rvm-1.0.11 vs scripts/snapshot in rvm-1.0.13

@@ -3,21 +3,22 @@
 unset GREP_COLOR
 unset GREP_OPTIONS
 
 source "$rvm_path/scripts/base"
 
-__error_on_result() {
+__error_on_result()
+{
   if [[ "$1" -gt 0 ]]; then
     "$rvm_path/scripts/log" "fail" "$2 - Aborting now."
     return 0
   else
     return 1
   fi
 }
 
-snapshot_save() {
-
+snapshot_save()
+{
   if [[ -z "$1" ]]; then
 
     printf "
 
     Usage:
@@ -136,11 +137,14 @@
   rm -rf "$snapshot_temp_path"
 
   "$rvm_path/scripts/log" "info" "Snapshot complete"
 }
 
-snapshot_load() {
+snapshot_load()
+{
+  local package_info
+
   if [[ -z "$1" ]]; then
     echo "Usage: rvm snapshot load name" >&2
     echo "Loads a snapshot from <name>.tar.gz in the current directory." >&2
     return 1
   fi
@@ -174,17 +178,22 @@
     result="$?"
     __error_on_result "$result" "Error installing package '$snapshot_package'" && return "$result"
   done; unset snapshot_package
 
   "$rvm_path/scripts/log" "info" "Installing rubies"
+
   chmod +x "$snapshot_temp_path/install-rubies.sh"
+
   "$snapshot_temp_path/install-rubies.sh"
   result="$?"
+
   __error_on_result "$result" "Error importing rubies." && return "$result"
 
   export rvm_create_flag=1
+
   "$rvm_path/scripts/log" "info" "Setting up gemsets"
+
   (
     builtin cd "$snapshot_temp_path/gems"
 
     gems=($(find . -mindepth 0 -maxdepth 0 -type f -iname '*.gems' | sed 's/.gems$//'))
 
@@ -211,10 +220,11 @@
         "Error importing gemset for $snapshot_gemset" && return "$result"
     done
   )
 
   "$rvm_path/scripts/log" "info" "Restoring aliases"
+
   while read -r package_info; do
     # Note: this assumes an '=' int the input...
     local alias_name="${package_info/=*}"
     local alias_ruby="${package_info/*=}"
 
@@ -223,18 +233,18 @@
       (source "$rvm_path/scripts/rvm" && rvm use "$alias_ruby" --default) >/dev/null 2>&1
       result="$?"
       __error_on_result "$result" "Error setting default to $alias_ruby" && return "$result"
     fi
   done < "$snapshot_temp_path/alias"
-  unset package_info
 
   "$rvm_path/scripts/log" "info" "Cleaning up load process"
   \rm -rf "$snapshot_temp_path"
 
   "$rvm_path/scripts/log" "info" "Loaded snapshot from $(basename "$snapshot_archive")"
 }
 
-snapshot_usage() {
+snapshot_usage()
+{
   echo "Usage: rvm snapshot {save,load} file" >&2
   return 1
 }