增加注释

@@ -54,12 +54,20 @@ export default {
 
   computed: {
     model: {
+      /**
+       * @description: get
+       * @author: renchao
+       */
       get () {
         return this.isGroup
           ? this.store : this.value !== undefined
             ? this.value : this.selfModel;
       },
-
+      /**
+       * @description: set
+       * @param {*} val
+       * @author: renchao
+       */
       set (val) {
         if (this.isGroup) {
           this.isLimitExceeded = false;
@@ -80,6 +88,10 @@ export default {
       }
     },
 
+    /**
+     * @description: isChecked
+     * @author: renchao
+     */
     isChecked () {
       if ({}.toString.call(this.model) === '[object Boolean]') {
         return this.model;
@@ -89,7 +101,10 @@ export default {
         return this.model === this.trueLabel;
       }
     },
-
+    /**
+     * @description: isGroup
+     * @author: renchao
+     */
     isGroup () {
       let parent = this.$parent;
       while (parent) {
@@ -102,29 +117,44 @@ export default {
       }
       return false;
     },
-
+    /**
+     * @description: store
+     * @author: renchao
+     */
     store () {
       return this._checkboxGroup ? this._checkboxGroup.value : this.value;
     },
 
-    /* used to make the isDisabled judgment under max/min props */
+    /**
+     * @description: isLimitDisabled
+     * @author: renchao
+     */
     isLimitDisabled () {
       const { max, min } = this._checkboxGroup;
       return !!(max || min) &&
         (this.model.length >= max && !this.isChecked) ||
         (this.model.length <= min && this.isChecked);
     },
-
+    /**
+     * @description: isDisabled
+     * @author: renchao
+     */
     isDisabled () {
       return this.isGroup
         ? this._checkboxGroup.disabled || this.disabled || (this.elForm || {}).disabled || this.isLimitDisabled
         : this.disabled || (this.elForm || {}).disabled;
     },
-
+    /**
+     * @description: _elFormItemSize
+     * @author: renchao
+     */
     _elFormItemSize () {
       return (this.elFormItem || {}).elFormItemSize;
     },
-
+    /**
+     * @description: checkboxSize
+     * @author: renchao
+     */
     checkboxSize () {
       const temCheckboxSize = this.size || this._elFormItemSize || (this.$ELEMENT || {}).size;
       return this.isGroup
@@ -149,6 +179,10 @@ export default {
   },
 
   methods: {
+    /**
+     * @description: addToStore
+     * @author: renchao
+     */
     addToStore () {
       if (
         Array.isArray(this.model) &&
@@ -159,6 +193,10 @@ export default {
         this.model = this.trueLabel || true;
       }
     },
+    /**
+     * @description: handleChange
+     * @author: renchao
+     */
     handleChange (ev) {
       if (this.isLimitExceeded) return;
       let value;
@@ -175,16 +213,26 @@ export default {
       });
     }
   },
-
+  /**
+   * @description: created
+   * @author: renchao
+   */
   created () {
     this.checked && this.addToStore();
   },
+  /**
+   * @description: mounted
+   * @author: renchao
+   */
   mounted () { // 为indeterminate元素 添加aria-controls 属性
     if (this.indeterminate) {
       this.$el.setAttribute('aria-controls', this.controls);
     }
   },
-
+  /**
+   * @description: watch
+   * @author: renchao
+   */
   watch: {
     value (value) {
       this.dispatch('ElFormItem', 'el.form.change', value);