Adding address unit attribute to parsed properties

src/addressItParser.js

@@ -43,6 +43,7 @@ function parse(query) {
                               addressWithAddressParts);
 
   var address_parts  =  [ 'name',
+                          'unit',
                           'number',
                           'street',
                           'city',

src/libpostalParser.js

@@ -6,6 +6,7 @@ var field_mapping = {
   island:         'island',
   category:       'category',
   house:          'query',
+  unit:           'unit',
   house_number:   'number',
   road:           'street',
   suburb:         'neighbourhood',

test/addressItParser.js

@@ -68,6 +68,17 @@ tape('tests', function(test) {
     t.equal(address.state , 'NY', 'parsed state');
     t.end();
   });
+  test.test('valid address, unt', function(t) {
+    var query_string = 'Shop 8, 431 St Kilda Rd Melbourne';
+    var address = parser.parse(query_string);
+
+    t.equal(typeof address, 'object', 'valid object for the address');
+    t.equal(address.unit , '8', 'parsed unit');
+    t.equal(address.number, '431', 'parsed house number');
+    t.equal(address.street, 'St Kilda Rd', 'parsed street');
+    t.deepEqual(address.regions, ['Melbourne'], 'parsed city');
+    t.end();
+  });
   test.test('valid address, house number', function(t) {
     var query_string = '123 main st new york ny';
     var address = parser.parse(query_string);

test/libpostalParser.js

@@ -40,6 +40,10 @@ tape('tests', function(test) {
           component: 'house',
           value: 'house value'
         },
+        {
+          component: 'unit',
+          value: 'unit value'
+        },
         {
           component: 'house_number',
           value: 'house_number value'
@@ -87,6 +91,7 @@ tape('tests', function(test) {
       island: 'island value',
       category: 'category value',
       query: 'house value',
+      unit: 'unit value',
       number: 'house_number value',
       street: 'road value',
       neighbourhood: 'suburb value',