feat(form): add Slider demo (#555)

* feat(function): add 增加Slider滑动输入条组件

* feat(function): add 增加Slider滑动输入条组件demo

* feat(function): add 增加Slider滑动输入条组件demo

src/components/Form/src/componentMap.ts

@@ -16,6 +16,7 @@ import {
   Switch,
   TimePicker,
   TreeSelect,
+  Slider
 } from 'ant-design-vue';
 
 import RadioButtonGroup from './components/RadioButtonGroup.vue';
@@ -44,6 +45,7 @@ componentMap.set('RadioGroup', Radio.Group);
 componentMap.set('Checkbox', Checkbox);
 componentMap.set('CheckboxGroup', Checkbox.Group);
 componentMap.set('Cascader', Cascader);
+componentMap.set('Slider', Slider);
 
 componentMap.set('DatePicker', DatePicker);
 componentMap.set('MonthPicker', DatePicker.MonthPicker);

src/components/Form/src/types/index.ts

@@ -108,4 +108,5 @@ export type ComponentType =
   | 'StrengthMeter'
   | 'Upload'
   | 'IconPicker'
-  | 'Render';
+  | 'Render'
+  | 'Slider';