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https://github.com/vuejs/babel-plugin-jsx.git
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docs: enableObjectSlots
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Amour1688
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@ -58,9 +58,14 @@ Default: `true`
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合并 class / style / onXXX handlers
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#### enableObjectSlots
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使用 `enableObjectSlots` (文档下面会提到)。虽然在 JSX 中比较好使，但是会增加一些 `_isSlot` 的运行时条件判断，这会增加你的项目体积。即使你关闭了 `enableObjectSlots`，`v-slots` 还是可以使用
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## 表达式
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### 内容
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函数式组件
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```jsx
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@ -73,12 +78,12 @@ const App = () => <div></div>;
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const App = {
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render() {
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return <div>Vue 3.0</div>;
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}
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},
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};
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```
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```jsx
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import { withModifiers, defineComponent } from 'vue';
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import { withModifiers, defineComponent } from "vue";
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const App = defineComponent({
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setup() {
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@ -89,11 +94,9 @@ const App = defineComponent({
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};
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return () => (
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<div onClick={withModifiers(inc, ['self'])}>
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{count.value}
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</div>
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<div onClick={withModifiers(inc, ["self"])}>{count.value}</div>
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);
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}
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},
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});
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```
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@ -117,13 +120,8 @@ const App = () => <input type="email" />;
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动态绑定:
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```jsx
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const placeholderText = 'email';
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const App = () => (
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<input
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type="email"
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placeholder={placeholderText}
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/>
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);
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const placeholderText = "email";
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const App = () => <input type="email" placeholder={placeholderText} />;
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```
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### 指令
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@ -150,11 +148,11 @@ v-model
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```
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```jsx
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<input v-model={[val, ['modifier']]} />
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<input v-model={[val, ["modifier"]]} />
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```
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```jsx
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<A v-model={[val, 'argument', ['modifier']]} />
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<A v-model={[val, "argument", ["modifier"]]} />
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```
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会变编译成：
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@ -163,10 +161,10 @@ v-model
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h(A, {
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argument: val,
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argumentModifiers: {
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modifier: true
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modifier: true,
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},
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'onUpdate:argument': $event => val = $event
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})
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"onUpdate:argument": ($event) => (val = $event),
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});
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```
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v-models
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@ -174,18 +172,23 @@ v-models
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> 注意: 你应该传递一个二维数组给 v-models。
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```jsx
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<A v-models={[[foo], [bar, 'bar']]} />
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```
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```jsx
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<A v-models={[[foo, 'foo'], [bar, 'bar']]} />
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<A v-models={[[foo], [bar, "bar"]]} />
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```
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```jsx
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<A
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v-models={[
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[foo, ['modifier']],
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[bar, 'bar', ['modifier']],
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[foo, "foo"],
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[bar, "bar"],
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]}
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/>
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```
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```jsx
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<A
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v-models={[
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[foo, ["modifier"]],
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[bar, "bar", ["modifier"]],
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]}
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/>
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```
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@ -198,13 +201,13 @@ h(A, {
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modelModifiers: {
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modifier: true,
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},
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'onUpdate:modelValue': $event => foo = $event,
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"onUpdate:modelValue": ($event) => (foo = $event),
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bar: bar,
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barModifiers: {
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modifier: true,
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},
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'onUpdate:bar': $event => bar = $event,
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})
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"onUpdate:bar": ($event) => (bar = $event),
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});
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```
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自定义指令
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@ -213,31 +216,27 @@ h(A, {
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const App = {
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directives: { custom: customDirective },
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setup() {
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return () => (
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<a
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v-custom={[val, 'arg', ['a', 'b']]}
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/>
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);
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return () => <a v-custom={[val, "arg", ["a", "b"]]} />;
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},
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};
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```
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### 插槽
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> 注意: 在 `jsx` 中，应该使用 **`v-slots`** 代替 *`v-slot`*
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> 注意: 在 `jsx` 中，应该使用 **`v-slots`** 代替 _`v-slot`_
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```jsx
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const App = {
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setup() {
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const slots = {
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foo: () => <span>B</span>
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foo: () => <span>B</span>,
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};
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return () => (
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<A v-slots={slots}>
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<div>A</div>
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</A>
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);
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}
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},
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};
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// or
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@ -246,10 +245,10 @@ const App = {
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setup() {
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const slots = {
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default: () => <div>A</div>,
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foo: () => <span>B</span>
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foo: () => <span>B</span>,
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};
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return () => <A v-slots={slots} />;
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}
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},
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};
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// or
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@ -260,14 +259,14 @@ const App = {
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<A>
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{{
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default: () => <div>A</div>,
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foo: () => <span>B</span>
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foo: () => <span>B</span>,
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}}
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</A>
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<B>{() => 'foo'}</B>
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<B>{() => "foo"}</B>
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</>
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);
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}
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}
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},
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};
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```
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### 在 TypeSript 中使用
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@ -58,9 +58,18 @@ Default: `true`
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merge static and dynamic class / style attributes / onXXX handlers
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#### enableObjectSlots
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Type: `boolean`
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Default: `true`
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Whether to enable `object slots` (mentioned below the document) syntax". It might be useful in JSX, but it will add a lot of `_isSlot` condition expressions which increases your bundle size. And `v-slots` is still available even if `enableObjectSlots` is turned off.
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## Syntax
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### Content
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functional component
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```jsx
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@ -73,12 +82,12 @@ with render
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const App = {
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render() {
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return <div>Vue 3.0</div>;
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}
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},
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};
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```
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```jsx
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import { withModifiers, defineComponent } from 'vue';
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import { withModifiers, defineComponent } from "vue";
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const App = defineComponent({
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setup() {
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@ -89,12 +98,10 @@ const App = defineComponent({
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};
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return () => (
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<div onClick={withModifiers(inc, ['self'])}>
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{count.value}
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</div>
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<div onClick={withModifiers(inc, ["self"])}>{count.value}</div>
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);
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}
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})
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},
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});
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```
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Fragment
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@ -117,13 +124,8 @@ const App = () => <input type="email" />;
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with a dynamic binding:
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```jsx
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const placeholderText = 'email';
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const App = () => (
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<input
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type="email"
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placeholder={placeholderText}
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/>
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);
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const placeholderText = "email";
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const App = () => <input type="email" placeholder={placeholderText} />;
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```
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### Directives
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@ -150,11 +152,11 @@ v-model
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```
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```jsx
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<input v-model={[val, ['modifier']]} />
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<input v-model={[val, ["modifier"]]} />
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```
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```jsx
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<A v-model={[val, 'argument', ['modifier']]} />
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<A v-model={[val, "argument", ["modifier"]]} />
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```
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Will compile to:
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@ -163,10 +165,10 @@ Will compile to:
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h(A, {
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argument: val,
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argumentModifiers: {
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modifier: true
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modifier: true,
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},
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'onUpdate:argument': $event => val = $event
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})
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"onUpdate:argument": ($event) => (val = $event),
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});
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```
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v-models
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@ -174,18 +176,23 @@ v-models
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> Note: You should pass a Two-dimensional Arrays to v-models.
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```jsx
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<A v-models={[[foo], [bar, 'bar']]} />
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```
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```jsx
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<A v-models={[[foo, 'foo'], [bar, 'bar']]} />
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<A v-models={[[foo], [bar, "bar"]]} />
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```
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```jsx
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<A
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v-models={[
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[foo, ['modifier']],
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[bar, 'bar', ['modifier']],
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[foo, "foo"],
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[bar, "bar"],
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]}
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/>
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```
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```jsx
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<A
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v-models={[
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[foo, ["modifier"]],
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[bar, "bar", ["modifier"]],
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]}
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/>
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```
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@ -198,13 +205,13 @@ h(A, {
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modelModifiers: {
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modifier: true,
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},
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'onUpdate:modelValue': $event => foo = $event,
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"onUpdate:modelValue": ($event) => (foo = $event),
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bar: bar,
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barModifiers: {
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modifier: true,
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},
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'onUpdate:bar': $event => bar = $event,
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})
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"onUpdate:bar": ($event) => (bar = $event),
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});
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```
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custom directive
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@ -213,31 +220,27 @@ custom directive
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const App = {
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directives: { custom: customDirective },
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setup() {
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return () => (
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<a
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v-custom={[val, 'arg', ['a', 'b']]}
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/>
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);
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return () => <a v-custom={[val, "arg", ["a", "b"]]} />;
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},
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};
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```
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### Slot
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> Note: In `jsx`, *`v-slot`* should be replace with **`v-slots`**
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> Note: In `jsx`, _`v-slot`_ should be replace with **`v-slots`**
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```jsx
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const App = {
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setup() {
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const slots = {
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foo: () => <span>B</span>
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foo: () => <span>B</span>,
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};
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return () => (
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<A v-slots={slots}>
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<div>A</div>
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</A>
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);
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}
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},
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};
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// or
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@ -246,13 +249,13 @@ const App = {
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setup() {
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const slots = {
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default: () => <div>A</div>,
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foo: () => <span>B</span>
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foo: () => <span>B</span>,
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};
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return () => <A v-slots={slots} />;
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}
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},
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};
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// or
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// or you can use object slots when `enableObjectSlots` is not false.
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const App = {
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setup() {
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return () => (
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@ -260,14 +263,14 @@ const App = {
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<A>
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{{
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default: () => <div>A</div>,
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foo: () => <span>B</span>
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foo: () => <span>B</span>,
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}}
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</A>
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<B>{() => 'foo'}</B>
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<B>{() => "foo"}</B>
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</>
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);
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}
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}
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},
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};
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```
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### In TypeScript
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