Fix building of jsChecker file spec lists, so that scripts/*.js isn't

missed, and duplicate scanning doesn't occur.

@@ -251,6 +251,21 @@ module.exports = function (grunt) {
             if (!mpConfig[name]) {
             if (!mpConfig[name]) {
                 return;
                 return;
             }
             }
+            function makeFilesSpec() {
+                var items = [];
+                _.each(arguments, function(item) {
+                    if (_.isArray(item)) {
+                        items = items.concat(item);
+                    } else if (item != null) {
+                        items.push(item);
+                    }
+                });
+                return items.map(function(value) {
+                    return {
+                        src: mpConfig.base + '/scripts/' + (value ? value + '/{,**/}' : '') + '*.js',
+                    };
+                });
+            }
             initConfig[name] = {
             initConfig[name] = {
                 options: mpConfig[name].options,
                 options: mpConfig[name].options,
                 all: [
                 all: [
@@ -258,27 +273,15 @@ module.exports = function (grunt) {
                 ],
                 ],
                 main: {
                 main: {
                     options: _.extend({}, mpConfig[name].browserOptions, browserOptions),
                     options: _.extend({}, mpConfig[name].browserOptions, browserOptions),
-                    files: _.map(_.concat([''], mpConfig.mainDirs), function (value) {
-                        return {
-                            src: mpConfig.base + '/scripts/' + value + '/{,**/}*.js',
-                        };
-                    }),
+                    files: makeFilesSpec('', mpConfig.mainDirs),
                 },
                 },
                 model: {
                 model: {
                     options: _.extend({}, mpConfig[name].modelOptions, modelOptions, mpConfig[name].browserOptions, browserOptions),
                     options: _.extend({}, mpConfig[name].modelOptions, modelOptions, mpConfig[name].browserOptions, browserOptions),
-                    files: _.map(_.concat([mpConfig.modelDir], mpConfig.modelDirs), function (value) {
-                        return {
-                            src: mpConfig.base + '/scripts/' + value + '/{,**/}*.js',
-                        };
-                    }),
+                    files: makeFilesSpec(mpConfig.modelDir, mpConfig.modelDirs),
                 },
                 },
                 view: {
                 view: {
                     options: _.extend({}, mpConfig[name].viewOptions, viewOptions, mpConfig[name].browserOptions, browserOptions),
                     options: _.extend({}, mpConfig[name].viewOptions, viewOptions, mpConfig[name].browserOptions, browserOptions),
-                    files: _.map(_.concat([mpConfig.viewDir], mpConfig.viewDirs), function (value) {
-                        return {
-                            src: mpConfig.base + '/scripts/' + value + '/{,**/}*.js',
-                        };
-                    }),
+                    files: makeFilesSpec(mpConfig.viewDir, mpConfig.viewDirs),
                 },
                 },
             };
             };
             jscheckerAddExtra(mpConfig[name].all, initConfig[name], 'all');
             jscheckerAddExtra(mpConfig[name].all, initConfig[name], 'all');