Added flag to not include `default.name` in label

when source=`geonames` or `whosonfirst` and layer=`region`

This will stop, say, a search for "New Mexico" resulting in the label "New Mexico, NM, USA"

helper/labelGenerator.js

@@ -6,7 +6,7 @@ var _ = require('lodash'),
 module.exports = function( record ){
   var schema = getSchema(record.country_a);
 
-  var labelParts = [ record.name.default ];
+  var labelParts = getInitialLabel(record);
 
   var buildOutput = function(parts, schemaArr, record) {
     for (var i=0; i<schemaArr.length; i++) {
@@ -35,3 +35,12 @@ function getSchema(country_a) {
   return schemas.default;
 
 }
+
+function getInitialLabel(record) {
+  if ('region' === record.layer && ('geonames' === record.source || 'whosonfirst' === record.source)) {
+    return [];
+  }
+
+  return [record.name.default];
+
+}

test/unit/helper/labelGenerator_USA.js

@@ -88,15 +88,51 @@ module.exports.tests.ferry_building = function(test, common) {
   });
 };
 
-// USA state
+// USA geonames state
-module.exports.tests.california = function(test, common) {
+module.exports.tests.california_geonames = function(test, common) {
-  test('california', function(t) {
+  test('default name should not be prepended when source=geonames and layer=region', function(t) {
     var doc = {
       'name': { 'default': 'California' },
       'country_a': 'USA',
       'country': 'United States',
       'region': 'California',
-      'region_a': 'CA'
+      'region_a': 'CA',
+      'source': 'geonames',
+      'layer': 'region'
+    };
+    t.equal(generator(doc),'CA, USA');
+    t.end();
+  });
+};
+
+// USA whosonfirst state
+module.exports.tests.california_whosonfirst = function(test, common) {
+  test('default name should not be prepended when source=whosonfirst and layer=region', function(t) {
+    var doc = {
+      'name': { 'default': 'California' },
+      'country_a': 'USA',
+      'country': 'United States',
+      'region': 'California',
+      'region_a': 'CA',
+      'source': 'whosonfirst',
+      'layer': 'region'
+    };
+    t.equal(generator(doc),'CA, USA');
+    t.end();
+  });
+};
+
+// USA non-geonames/whosonfirst state
+module.exports.tests.california_other_source = function(test, common) {
+  test('default name should not be prepended when source=whosonfirst and layer=region', function(t) {
+    var doc = {
+      'name': { 'default': 'California' },
+      'country_a': 'USA',
+      'country': 'United States',
+      'region': 'California',
+      'region_a': 'CA',
+      'source': 'not geonames or whosonfirst',
+      'layer': 'region'
     };
     t.equal(generator(doc),'California, CA, USA');
     t.end();