docs(Form): use new unified syntax for perf

src/form/README.md

@@ -114,7 +114,9 @@ export default {
 
 ```html
 <van-field name="switch" label="Switch">
-  <van-switch v-model="switchChecked" slot="input" size="20" />
+  <template #input>
+    <van-switch v-model="switchChecked" size="20" />
+  </template>
 </van-field>
 ```
 
@@ -132,17 +134,17 @@ export default {
 
 ```html
 <van-field name="checkbox" label="Checkbox">
-  <van-checkbox v-model="checkbox" slot="input" shape="square" />
+  <template #input>
+    <van-checkbox v-model="checkbox" shape="square" />
+  </template>
 </van-field>
 <van-field name="checkboxGroup" label="CheckboxGroup">
-  <van-checkbox-group
+  <template #input>
-    v-model="checkboxGroup"
+    <van-checkbox-group v-model="checkboxGroup" direction="horizontal">
-    slot="input"
-    direction="horizontal"
-  >
       <van-checkbox name="1" shape="square">Checkbox 1</van-checkbox>
       <van-checkbox name="2" shape="square">Checkbox 2</van-checkbox>
     </van-checkbox-group>
+  </template>
 </van-field>
 ```
 
@@ -161,10 +163,12 @@ export default {
 
 ```html
 <van-field name="radio" label="Radio">
-  <van-radio-group v-model="radio" direction="horizontal" slot="input">
+  <template #input>
+    <van-radio-group v-model="radio" direction="horizontal">
       <van-radio name="1">Radio 1</van-radio>
       <van-radio name="2">Radio 2</van-radio>
     </van-radio-group>
+  </template>
 </van-field>
 ```
 
@@ -182,7 +186,9 @@ export default {
 
 ```html
 <van-field name="stepper" label="Stepper">
-  <van-stepper v-model="stepper" slot="input" />
+  <template #input>
+    <van-stepper v-model="stepper"/>
+  </template>
 </van-field>
 ```
 
@@ -200,7 +206,9 @@ export default {
 
 ```html
 <van-field name="rate" label="Rate">
-  <van-rate v-model="rate" slot="input" />
+  <template #input>
+    <van-rate v-model="rate" />
+  </template>
 </van-field>
 ```
 
@@ -218,7 +226,9 @@ export default {
 
 ```html
 <van-field name="slider" label="Slider">
-  <van-slider v-model="slider" slot="input" />
+  <template #input>
+    <van-slider v-model="slider" />
+  </template>
 </van-field>
 ```
 
@@ -236,7 +246,9 @@ export default {
 
 ```html
 <van-field name="uploader" label="Uploader">
-  <van-uploader v-model="uploader" slot="input" />
+  <template #input>
+    <van-uploader v-model="uploader" />
+  </template>
 </van-field>
 ```
 

src/form/README.zh-CN.md

@@ -126,7 +126,9 @@ export default {
 
 ```html
 <van-field name="switch" label="开关">
-  <van-switch v-model="switchChecked" slot="input" size="20" />
+  <template #input>
+    <van-switch v-model="switchChecked" size="20" />
+  </template>
 </van-field>
 ```
 
@@ -146,17 +148,17 @@ export default {
 
 ```html
 <van-field name="checkbox" label="复选框">
-  <van-checkbox v-model="checkbox" slot="input" shape="square" />
+  <template #input>
+    <van-checkbox v-model="checkbox" shape="square" />
+  </template>
 </van-field>
 <van-field name="checkboxGroup" label="复选框组">
-  <van-checkbox-group
+  <template #input>
-    v-model="checkboxGroup"
+    <van-checkbox-group v-model="checkboxGroup" direction="horizontal">
-    slot="input"
-    direction="horizontal"
-  >
       <van-checkbox name="1" shape="square">复选框 1</van-checkbox>
       <van-checkbox name="2" shape="square">复选框 2</van-checkbox>
     </van-checkbox-group>
+  </template>
 </van-field>
 ```
 
@@ -177,10 +179,12 @@ export default {
 
 ```html
 <van-field name="radio" label="单选框">
-  <van-radio-group v-model="radio" direction="horizontal" slot="input">
+  <template #input>
+    <van-radio-group v-model="radio" direction="horizontal">
       <van-radio name="1">单选框 1</van-radio>
       <van-radio name="2">单选框 2</van-radio>
     </van-radio-group>
+  </template>
 </van-field>
 ```
 
@@ -200,7 +204,9 @@ export default {
 
 ```html
 <van-field name="stepper" label="步进器">
-  <van-stepper v-model="stepper" slot="input" />
+  <template #input>
+    <van-stepper v-model="stepper" />
+  </template>
 </van-field>
 ```
 
@@ -220,7 +226,9 @@ export default {
 
 ```html
 <van-field name="rate" label="评分">
-  <van-rate v-model="rate" slot="input" />
+  <template #input>
+    <van-rate v-model="rate" />
+  </template>
 </van-field>
 ```
 
@@ -240,7 +248,9 @@ export default {
 
 ```html
 <van-field name="slider" label="滑块">
-  <van-slider v-model="slider" slot="input" />
+  <template #input>
+    <van-slider v-model="slider" />
+  </template>
 </van-field>
 ```
 
@@ -260,7 +270,9 @@ export default {
 
 ```html
 <van-field name="uploader" label="文件上传">
-  <van-uploader v-model="uploader" slot="input" />
+  <template #input>
+    <van-uploader v-model="uploader" />
+  </template>
 </van-field>
 ```
 

src/form/demo/FieldType.vue

@@ -2,19 +2,20 @@
   <demo-block :title="$t('fieldType')">
     <van-form @submit="onSubmit">
       <van-field name="switch" :label="$t('switch')">
-        <van-switch v-model="switchChecked" slot="input" size="20" />
+        <template #input>
+          <van-switch v-model="switchChecked" size="20" />
+        </template>
       </van-field>
 
       <van-field name="checkbox" :label="$t('checkbox')">
-        <van-checkbox v-model="checkbox" slot="input" shape="square" />
+        <template #input>
+          <van-checkbox v-model="checkbox" shape="square" />
+        </template>
       </van-field>
 
       <van-field name="checkboxGroup" :label="$t('checkboxGroup')">
-        <van-checkbox-group
+        <template #input>
-          v-model="checkboxGroup"
+          <van-checkbox-group v-model="checkboxGroup" direction="horizontal">
-          slot="input"
-          direction="horizontal"
-        >
             <van-checkbox name="1" shape="square">
               {{ $t('checkbox') }} 1
             </van-checkbox>
@@ -22,29 +23,40 @@
               {{ $t('checkbox') }} 2
             </van-checkbox>
           </van-checkbox-group>
+        </template>
       </van-field>
 
       <van-field name="radio" :label="$t('radio')">
-        <van-radio-group v-model="radio" direction="horizontal" slot="input">
+        <template #input>
+          <van-radio-group v-model="radio" direction="horizontal">
             <van-radio name="1">{{ $t('radio') }} 1</van-radio>
             <van-radio name="2">{{ $t('radio') }} 2</van-radio>
           </van-radio-group>
+        </template>
       </van-field>
 
       <van-field name="stepper" :label="$t('stepper')">
-        <van-stepper v-model="stepper" slot="input" />
+        <template #input>
+          <van-stepper v-model="stepper" />
+        </template>
       </van-field>
 
       <van-field name="rate" :label="$t('rate')">
-        <van-rate v-model="rate" slot="input" />
+        <template #input>
+          <van-rate v-model="rate" />
+        </template>
       </van-field>
 
       <van-field name="slider" :label="$t('slider')">
-        <van-slider v-model="slider" slot="input" />
+        <template #input>
+          <van-slider v-model="slider" />
+        </template>
       </van-field>
 
       <van-field name="uploader" :label="$t('uploader')">
-        <van-uploader v-model="uploader" slot="input" max-count="2" />
+        <template #input>
+          <van-uploader v-model="uploader" max-count="2" />
+        </template>
       </van-field>
 
       <field-type-picker />

src/form/test/props.spec.js

@@ -150,7 +150,9 @@ test('input-align prop', () => {
       <van-form input-align="right">
         <van-field />
         <van-field>
-          <div slot="input" />
+          <template #input>
+            <div />
+          </template>
         </van-field>
       </van-form>
     `,