gems in rvm-0.1.2

- old
+ new

@@ -169,10 +169,11 @@
   else # version
     gem_file_name="${gem_name/ /}-${gem_version/ /}.gem"
   fi
 }
 
+# Install a gem
 __rvm_gem_install() {
   __rvm_parse_gem_line $*
 
   installed_gems="$(ls ${rvm_ruby_gem_home}/specifications/ 2>/dev/null)"
   if [[ -z "$rvm_force_flag" ]] && [[ ! -z "$(echo $installed_gems | awk '/'$(basename $gem_file_name)'spec/')" ]] ; then
@@ -234,11 +235,11 @@
     fi
   fi ; unset gem gem_prefix gem_name gem_version gem_file_name gem_postfix cache_file gem_file_name gem_string
   return $result
 }
 
+# Output the user's current gem directory.
 __rvm_gems_gemdir() {
-
   if [[ "$rvm_user_flag" -eq 1 ]] ; then
     echo $(rvm system ; gem env | grep "\- $HOME" | awk '{print $NF}')
   elif [[ "$rvm_system_flag" -eq 1 ]] ; then
     echo $(rvm system ; gem env gemdir system)
   elif [[ ! -z "$rvm_ruby_string" ]] ; then