Add method to load a list of plugins from generator options

1 files changed, 30 insertions, 0 deletions

diff --git a/lib/generate/plugin.js b/lib/generate/plugin.js
index a39fc65..27c1cc9 100644
--- a/lib/generate/plugin.js
+++ b/lib/generate/plugin.js
@@ -88,6 +88,36 @@ Plugin.fromList = function(names) {
     });
 };
 
+
+// Normalize a list of plugin name to use
+Plugin.normalizeNames = function(names) {
+    // Normalize list to an array
+    names = _.isString(names) ? names.split(":") : (names || []);
+
+    // List plugins to remove
+    var toremove = _.chain(names)
+    .filter(function(name) {
+        return name.length > 0 && name[0] == "-";
+    })
+    .map(function(name) {
+        return name.slice(1)
+    })
+    .value();
+
+    // Merge with defaults
+    names = _.chain(names)
+    .concat(Plugin.defaults)
+    .uniq()
+    .value();
+
+    // Remove plugins starting with 
+    names = _.filter(names, function(name) {
+        return !_.contains(toremove, name) && !(name.length > 0 && name[0] == "-");
+    });
+
+    return names;
+};
+
 // Default plugins
 Plugin.defaults = [
     "mixpanel"