fix(Calendar): 修复由于 optionalTypes 导致日期无法选中

close #1460

Author: smileShirmy

src/calendar/components/mounth/index.js

@@ -6,10 +6,12 @@ Component({
   },
   properties: {
     minDate: {
-      optionalTypes: [Object,String],
+      type: Object,
+      optionalTypes: [String, null],
     },
     maxDate: {
-      optionalTypes: [Object,String],
+      type: Object,
+      optionalTypes: [String, null],
     },
     formatter: {
       type: null,
@@ -20,7 +22,8 @@ Component({
       observer: 'setDays'
     },
     currentDate: {
-      optionalTypes: [Array],
+      type: Array,
+      optionalTypes: [null],
       observer() {
         this.setDays();
       }

src/calendar/index.js

@@ -36,6 +36,7 @@ Component({
     },
     defaultDate: {
       optionalTypes: [String, Number, Date, Array],
+      value: '',
       observer() {
         this.setData({ currentDate: this.initCurrentDate() });
       }
@@ -45,15 +46,18 @@ Component({
       value: 'timestamp'
     },
     formatter: {
-      type: Object,
+      type: Function,
+      optionalTypes: [null],
       value: null
     },
     minDate: {
-      optionalTypes: [String, Number],
+      type: String,
+      optionalTypes: [null, Number],
       value: Date.now()
     },
     maxDate: {
-      optionalTypes: [String, Number],
+      type: String,
+      optionalTypes: [null, Number],
       value: new Date(
         new Date().getFullYear(),
         new Date().getMonth() + 6,
@@ -62,10 +66,12 @@ Component({
     },
     minSelect: {
       type: Number,
+      optionalTypes: [null],
       value: null
     },
     maxSelect: {
       type: Number,
+      optionalTypes: [null],
       value: null
     },
     allowSameDay: Boolean,