scripts/selector in rvm-0.0.69 vs scripts/selector in rvm-0.0.70

@@ -13,15 +13,24 @@
 
   case "$rvm_ruby_interpreter" in
     macruby)
       if [[ "Darwin" = "$(uname)" ]] ; then
         rvm_ruby_repo_url="${rvm_ruby_repo_url:-"$(__rvm_db "macruby_repo_url")"}"
-        rvm_ruby_version="${rvm_ruby_version:-head}"
         rvm_ruby_package_name=${rvm_ruby_interpreter}-${rvm_ruby_version}
-        #rvm_ruby_version="${rvm_ruby_version:-"$(__rvm_db "macruby_version")"}"
-        #rvm_ruby_package_name=${rvm_ruby_interpreter}_nightly-${rvm_ruby_version}
-        #rvm_url="http://dl.getdropbox.com/u/163257/$rvm_ruby_package_name.pkg" # 'nightly' builds
+        rvm_ruby_string="${rvm_ruby_interpreter}-${rvm_ruby_version}"
+        if [[ "nightly" = "$rvm_ruby_version" ]] ; then
+          rvm_url="http://macruby.icoretech.org/latest"
+        elif [[ "head" = "$rvm_ruby_version" ]] ; then
+          rvm_ruby_repo_url=${rvm_ruby_repo_url:-"$(__rvm_db "macruby_repo_url")"}
+          rvm_url="$rvm_ruby_repo_url"
+        else
+          rvm_ruby_version="${rvm_ruby_version:-"$(__rvm_db "macruby_version")"}"
+          rvm_ruby_package_name="${rvm_ruby_interpreter}_nightly-${rvm_ruby_version}"
+          rvm_ruby_package_file="MacRuby%200.5%20beta%201.zip"
+          rvm_url="http://www.macruby.org/files/MacRuby%200.5%20beta%201.zip"
+        fi
+
         unset rvm_ruby_patch_level
       else
         __rvm_log "fail" "MacRuby can only be installed on a Darwin OS."
       fi
     ;;
@@ -261,9 +270,13 @@
     elif [[ "default" = "$string" ]] ; then
       rvm_ruby_interpreter="default"
       break
     elif [[ "system" = "$string" ]] ; then
       rvm_ruby_interpreter="system"
+      break
+    elif [[ "nightly" = "$string" ]] ; then
+      rvm_ruby_version="nightly"
+      rvm_nightly_flag=1
       break
     elif match "$string" "^preview" ; then
       rvm_ruby_patch_level="$string"
     elif match "$string" "^[a-z][a-z]" ; then
       rvm_ruby_interpreter="$string"