[new feature] Field: add input slot

packages/field/test/__snapshots__/index.spec.js.snap

@@ -44,6 +44,16 @@ exports[`label-width prop without unit 1`] = `
 </div>
 `;
 
+exports[`render input slot 1`] = `
+<div class="van-cell van-field">
+  <div class="van-cell__value van-cell__value--alone">
+    <div class="van-field__body">
+      <div class="van-field__control">Custom Input</div>
+    </div>
+  </div>
+</div>
+`;
+
 exports[`render label slot 1`] = `
 <div class="van-cell van-field">
   <div class="van-cell__title van-field__label">Custom Label</div>

packages/field/test/index.spec.js

@@ -167,6 +167,21 @@ test('clearable', () => {
   expect(wrapper.emitted('clear')).toBeTruthy();
 });
 
+test('render input slot', () => {
+  const wrapper = mount({
+    template: `
+      <field>
+        <template v-slot:input>Custom Input</template>
+      </field>
+    `,
+    components: {
+      Field
+    }
+  });
+
+  expect(wrapper).toMatchSnapshot();
+});
+
 test('render label slot', () => {
   const wrapper = mount({
     template: `