feat: add prop formatter to replace the object usage of format

README.md

@@ -116,6 +116,7 @@ You can also override some of the default locale by `lang`.
 | type                | select the type of picker                        | date \|datetime\|year\|month\|time\|week    | 'date'         |
 | range               | if true, pick the range date                     | `boolean`                                   | false          |
 | format              | to set the date format. similar to moment.js     | [token](#token)                             | 'YYYY-MM-DD'   |
+| formatter           | use your own formatter, such as moment.js        | [object](#formatter)                        | -              |
 | value-type          | data type of the binding value                   | [value-type](#value-type)                   | 'date'         |
 | default-value       | default date of the calendar                     | `Date`                                      | new Date()     |
 | lang                | override the default locale                      | `object`                                    |                |
@@ -194,12 +195,12 @@ You can also override some of the default locale by `lang`.
 | Unix Timestamp             | X     | 1360013296                             |
 | Unix Millisecond Timestamp | x     | 1360013296123                          |
 
-#### custom format
+#### formatter
 
-The `format` accepts an object to customize formatting.
+The `formatter` accepts an object to customize formatting.
 
 ```html
-<date-picker :format="momentFormat" />
+<date-picker :formatter="momentFormat" />
 ```
 
 ```js
@@ -207,13 +208,17 @@ data() {
   return {
     // Use moment.js instead of the default
     momentFormat: {
-      // Date to String
+      //[optional] Date to String
       stringify: (date) => {
         return date ? moment(date).format('LL') : ''
       },
-      // String to Date
+      //[optional]  String to Date
       parse: (value) => {
         return value ? moment(value, 'LL').toDate() : null
+      },
+      //[optional] getWeekNumber
+      getWeek: (date) => {
+        return // a number
       }
     }
   }
@@ -309,7 +314,6 @@ If you find this project useful, you can buy me a coffee
 
 ![donate](https://user-images.githubusercontent.com/14135808/83999111-a7947600-a994-11ea-84e9-9a215def4155.png)
 
-
 ## License
 
 [MIT](https://github.com/mengxiong10/vue2-datepicker/blob/master/LICENSE)

README.zh-CN.md

@@ -114,6 +114,7 @@ import 'vue2-datepicker/locale/zh-cn';
 | type                | 日期选择的类型                                   | date \|datetime\|year\|month\|time\|week    | 'date'         |
 | range               | 如果是 true, 变成日期范围选择                    | `boolean`                                   | false          |
 | format              | 设置格式化的 token, 类似 moment.js               | [token](#token)                             | 'YYYY-MM-DD'   |
+| formatter           | 使用自己的格式化程序, 比如 moment.js             | [object](#formatter)                        | -              |
 | value-type          | 设置绑定值的类型                                 | [value-type](#value-type)                   | 'date'         |
 | default-value       | 设置日历默认的时间                               | `Date`                                      | new Date()     |
 | lang                | 覆盖默认的语音设置                               | `object`                                    |                |
@@ -192,12 +193,12 @@ import 'vue2-datepicker/locale/zh-cn';
 | Unix Timestamp             | X    | 1360013296                             |
 | Unix Millisecond Timestamp | x    | 1360013296123                          |
 
-#### custom format
+#### formatter
 
-`format` 接受一个对象去自定义格式化
+`formatter` 接受一个对象去自定义格式化
 
 ```html
-<date-picker :format="momentFormat" />
+<date-picker :formatter="momentFormat" />
 ```
 
 ```js
@@ -205,13 +206,17 @@ data() {
   return {
     // 使用moment.js 替换默认
     momentFormat: {
-      // Date to String
+      //[可选] Date to String
       stringify: (date) => {
         return date ? moment(date).format('LL') : ''
       },
-      // String to Date
+      //[可选]  String to Date
       parse: (value) => {
         return value ? moment(value, 'LL').toDate() : null
+      },
+      //[可选] getWeekNumber
+      getWeek: (date) => {
+        return // a number
       }
     }
   }

__test__/__snapshots__/date-picker.test.js.snap

@@ -92,7 +92,58 @@ exports[`DatePicker prop: clearable 1`] = `
 </div>
 `;
 
-exports[`DatePicker prop: custom format 1`] = `
+exports[`DatePicker prop: editable 1`] = `
+<div
+  class="mx-datepicker"
+>
+  <div
+    class="mx-input-wrapper"
+  >
+    <input
+      autocomplete="off"
+      class="mx-input"
+      name="date"
+      placeholder=""
+      readonly="readonly"
+      type="text"
+    />
+     
+    <i
+      class="mx-icon-clear"
+    >
+      <icon-close-stub />
+    </i>
+     
+    <i
+      class="mx-icon-calendar"
+    >
+      <icon-calendar-stub />
+    </i>
+  </div>
+   
+  <popup-stub
+    appendtobody="true"
+  >
+    <!---->
+     
+    <div
+      class="mx-datepicker-content"
+    >
+      <!---->
+       
+      <div
+        class="mx-datepicker-body"
+      >
+        <div />
+      </div>
+       
+      <!---->
+    </div>
+  </popup-stub>
+</div>
+`;
+
+exports[`DatePicker prop: formatter 1`] = `
 <table
   class="mx-table mx-table-date"
 >
@@ -580,54 +631,3 @@ exports[`DatePicker prop: custom format 1`] = `
   </tbody>
 </table>
 `;
-
-exports[`DatePicker prop: editable 1`] = `
-<div
-  class="mx-datepicker"
->
-  <div
-    class="mx-input-wrapper"
-  >
-    <input
-      autocomplete="off"
-      class="mx-input"
-      name="date"
-      placeholder=""
-      readonly="readonly"
-      type="text"
-    />
-     
-    <i
-      class="mx-icon-clear"
-    >
-      <icon-close-stub />
-    </i>
-     
-    <i
-      class="mx-icon-calendar"
-    >
-      <icon-calendar-stub />
-    </i>
-  </div>
-   
-  <popup-stub
-    appendtobody="true"
-  >
-    <!---->
-     
-    <div
-      class="mx-datepicker-content"
-    >
-      <!---->
-       
-      <div
-        class="mx-datepicker-body"
-      >
-        <div />
-      </div>
-       
-      <!---->
-    </div>
-  </popup-stub>
-</div>
-`;

__test__/date-picker.test.js

@@ -135,14 +135,14 @@ describe('DatePicker', () => {
     expect(input.value).toBe('2019/10/10');
   });
 
-  it('prop: custom format', () => {
+  it('prop: formatter', () => {
     wrapper = mount(DatePicker, {
       propsData: {
         valueType: 'format',
         value: '13/10/2019',
         open: true,
         type: 'week',
-        format: {
+        formatter: {
           stringify(date) {
             return format(date, 'dd/MM/yyyy');
           },

src/date-picker.vue

@@ -168,7 +168,7 @@ export default {
       default: 'date',
     },
     format: {
-      type: [String, Object],
+      type: String,
       default() {
         const map = {
           date: 'YYYY-MM-DD',
@@ -181,6 +181,9 @@ export default {
         return map[this.type] || map.date;
       },
     },
+    formatter: {
+      type: Object,
+    },
     range: {
       type: Boolean,
       default: false,
@@ -347,6 +350,13 @@ export default {
       },
     },
   },
+  created() {
+    if (typeof this.format === 'object') {
+      console.warn(
+        "[vue2-datepicker]: The prop `format` don't support Object any more. You can use the new prop `formatter` to replace it"
+      );
+    }
+  },
   methods: {
     handleClickOutSide(evt) {
       const { target } = evt;
@@ -354,22 +364,28 @@ export default {
         this.closePopup();
       }
     },
+    getFormatter(key) {
+      return (
+        (isObject(this.formatter) && this.formatter[key]) ||
+        (isObject(this.format) && this.format[key])
+      );
+    },
     getWeek(date, options) {
-      if (isObject(this.format) && typeof this.format.getWeek === 'function') {
+      if (typeof this.getFormatter('getWeek') === 'function') {
-        return this.format.getWeek(date, options);
+        return this.getFormatter('getWeek')(date, options);
       }
       return getWeek(date, options);
     },
     parseDate(value, fmt) {
-      if (isObject(this.format) && typeof this.format.parse === 'function') {
+      if (typeof this.getFormatter('parse') === 'function') {
-        return this.format.parse(value, fmt);
+        return this.getFormatter('parse')(value, fmt);
       }
       const backupDate = new Date();
       return parse(value, fmt, { locale: this.locale.formatLocale, backupDate });
     },
     formatDate(date, fmt) {
-      if (isObject(this.format) && typeof this.format.stringify === 'function') {
+      if (typeof this.getFormatter('stringify') === 'function') {
-        return this.format.stringify(date, fmt);
+        return this.getFormatter('stringify')(date, fmt);
       }
       return format(date, fmt, { locale: this.locale.formatLocale });
     },