fix: weex-styler shorthandParser update transition parser

packages/vue-cli-plugin-hbuilderx/packages/weex-styler/lib/shorthand-parser.js

@@ -39,7 +39,9 @@ function transition (declaration) {
       map['transition-delay'].push((match[4] || '0s').trim())
     }
     for (var key in map) {
-      result.push(generateDeclaration(key, map[key].join(', '), important, position))
+      var value = map[key]
+      value = value.find(item => item !== value[0]) ? value.join(', ') : value[0]
+      result.push(generateDeclaration(key, value, important, position))
     }
   }
   return result

packages/vue-cli-plugin-hbuilderx/packages/weex-styler/test/shorthand-parser.spec.js

@@ -73,6 +73,36 @@ describe('shorthand-parser', function () {
       value: '0s, 1s, 0s',
       position: {}
     }])
+
+    expect(shorthandParser([{
+      type: 'declaration',
+      property: 'transition',
+      value: 'width 2s, height 2s',
+      position: {}
+    }])).eql([{
+      type: 'declaration',
+      property: 'transition-property',
+      value: 'width, height',
+      position: {}
+    },
+    {
+      type: 'declaration',
+      property: 'transition-duration',
+      value: '2s',
+      position: {}
+    },
+    {
+      type: 'declaration',
+      property: 'transition-timing-function',
+      value: 'ease',
+      position: {}
+    },
+    {
+      type: 'declaration',
+      property: 'transition-delay',
+      value: '0s',
+      position: {}
+    }])
   })
 
   it('parse margin', function () {