feat(sfc): defineExpose
This commit is contained in:
Evan You
parent
b0203a3092
commit
be2b1d3c2f
@ -6,8 +6,8 @@ exports[`SFC compile <script setup> <script> and <script setup> co-usage script
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export const n = 1
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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x()
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@ -21,8 +21,8 @@ exports[`SFC compile <script setup> <script> and <script setup> co-usage script
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"import { x } from './x'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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x()
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@ -35,9 +35,9 @@ return { x }
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exports[`SFC compile <script setup> defineEmit() (deprecated) 1`] = `
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"export default {
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expose: [],
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emits: ['foo', 'bar'],
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setup(__props, { emit: myEmit }) {
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setup(__props, { expose, emit: myEmit }) {
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expose()
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@ -49,9 +49,9 @@ return { myEmit }
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exports[`SFC compile <script setup> defineEmits() 1`] = `
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"export default {
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expose: [],
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emits: ['foo', 'bar'],
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setup(__props, { emit: myEmit }) {
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setup(__props, { expose, emit: myEmit }) {
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expose()
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@ -61,13 +61,25 @@ return { myEmit }
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}"
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`;
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exports[`SFC compile <script setup> defineExpose() 1`] = `
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"export default {
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setup(__props, { expose }) {
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expose({ foo: 123 })
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return { }
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}
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}"
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`;
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exports[`SFC compile <script setup> defineProps() 1`] = `
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"export default {
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expose: [],
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props: {
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foo: String
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},
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const props = __props
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@ -83,7 +95,6 @@ exports[`SFC compile <script setup> errors should allow defineProps/Emit() refer
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"import { bar } from './bar'
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export default {
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expose: [],
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props: {
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foo: {
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default: () => bar
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@ -92,7 +103,8 @@ export default {
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emits: {
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foo: () => bar > 1
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},
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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@ -105,7 +117,6 @@ return { bar }
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exports[`SFC compile <script setup> errors should allow defineProps/Emit() referencing scope var 1`] = `
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"export default {
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expose: [],
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props: {
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foo: {
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default: bar => bar + 1
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@ -114,7 +125,8 @@ exports[`SFC compile <script setup> errors should allow defineProps/Emit() refer
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emits: {
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foo: bar => bar > 1
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},
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const bar = 1
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@ -131,8 +143,8 @@ exports[`SFC compile <script setup> imports dedupe between user & helper 1`] = `
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import { ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const foo = _ref(1)
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@ -146,8 +158,8 @@ exports[`SFC compile <script setup> imports import dedupe between <script> and <
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"import { x } from './x'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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x()
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@ -161,10 +173,10 @@ exports[`SFC compile <script setup> imports should allow defineProps/Emit at the
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"import { ref } from 'vue'
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export default {
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expose: [],
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props: ['foo'],
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emits: ['bar'],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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@ -181,8 +193,8 @@ exports[`SFC compile <script setup> imports should extract comment for import or
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import b from 'b'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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return { a, b }
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@ -196,8 +208,8 @@ exports[`SFC compile <script setup> imports should hoist and expose imports 1`]
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import 'foo/css'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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return { ref }
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@ -214,7 +226,6 @@ import { ref } from 'vue'
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import other from './util'
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export default {
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expose: [],
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setup(__props) {
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const count = ref(0)
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@ -247,7 +258,6 @@ import ChildComp from './Child.vue'
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import myDir from './my-dir'
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export default {
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expose: [],
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setup(__props) {
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@ -271,7 +281,6 @@ const _withId = /*#__PURE__*/_withScopeId(\\"data-v-xxxxxxxx\\")
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export default {
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expose: [],
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setup(__props) {
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const msg = 1
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@ -292,7 +301,6 @@ const _hoisted_1 = /*#__PURE__*/_createVNode(\\"div\\", null, \\"static\\", -1 /
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import { ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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const count = ref(0)
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@ -315,7 +323,6 @@ import { ssrRenderAttrs as _ssrRenderAttrs, ssrInterpolate as _ssrInterpolate }
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import { ref } from 'vue'
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export default {
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expose: [],
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__ssrInlineRender: true,
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setup(__props) {
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@ -348,7 +355,6 @@ exports[`SFC compile <script setup> inlineTemplate mode template assignment expr
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import { ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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const count = ref(0)
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@ -386,7 +392,6 @@ exports[`SFC compile <script setup> inlineTemplate mode template destructure ass
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import { ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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const val = {}
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@ -418,7 +423,6 @@ exports[`SFC compile <script setup> inlineTemplate mode template update expressi
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import { ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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const count = ref(0)
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@ -458,7 +462,6 @@ exports[`SFC compile <script setup> inlineTemplate mode v-model codegen 1`] = `
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import { ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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const count = ref(0)
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@ -489,12 +492,25 @@ return (_ctx, _cache) => {
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}"
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`;
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exports[`SFC compile <script setup> inlineTemplate mode with defineExpose() 1`] = `
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"export default {
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setup(__props, { expose }) {
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const count = ref(0)
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expose({ count })
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return () => {}
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}
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}"
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`;
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exports[`SFC compile <script setup> ref: syntax sugar accessing ref binding 1`] = `
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const a = _ref(1)
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console.log(a.value)
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@ -512,8 +528,8 @@ exports[`SFC compile <script setup> ref: syntax sugar array destructure 1`] = `
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const n = _ref(1), [__a, __b = 1, ...__c] = useFoo()
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const a = _ref(__a);
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@ -531,8 +547,8 @@ exports[`SFC compile <script setup> ref: syntax sugar convert ref declarations 1
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const foo = _ref()
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const a = _ref(1)
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@ -552,8 +568,8 @@ exports[`SFC compile <script setup> ref: syntax sugar multi ref declarations 1`]
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const a = _ref(1), b = _ref(2), c = _ref({
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count: 0
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@ -569,8 +585,8 @@ exports[`SFC compile <script setup> ref: syntax sugar mutating ref binding 1`] =
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const a = _ref(1)
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const b = _ref({ count: 0 })
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@ -593,8 +609,8 @@ exports[`SFC compile <script setup> ref: syntax sugar nested destructure 1`] = `
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const [{ a: { b: __b }}] = useFoo()
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const b = _ref(__b);
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@ -613,8 +629,8 @@ exports[`SFC compile <script setup> ref: syntax sugar object destructure 1`] = `
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const n = _ref(1), { a: __a, b: __c, d: __d = 1, e: __f = 2, ...__g } = useFoo()
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const a = _ref(__a);
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@ -634,8 +650,8 @@ return { n, a, c, d, f, g, foo }
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exports[`SFC compile <script setup> ref: syntax sugar should not convert non ref labels 1`] = `
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"export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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foo: a = 1, b = 2, c = {
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count: 0
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@ -651,8 +667,8 @@ exports[`SFC compile <script setup> ref: syntax sugar should not rewrite scope v
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const a = _ref(1)
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const b = _ref(1)
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@ -680,8 +696,8 @@ exports[`SFC compile <script setup> ref: syntax sugar using ref binding in prope
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"import { ref as _ref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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const a = _ref(1)
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const b = { a: a.value }
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@ -699,8 +715,8 @@ exports[`SFC compile <script setup> should expose top level declarations 1`] = `
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"import { x } from './x'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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let a = 1
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const b = 2
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@ -718,13 +734,9 @@ exports[`SFC compile <script setup> with TypeScript defineEmits w/ type (type li
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export default _defineComponent({
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expose: [],
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emits: [\\"foo\\", \\"bar\\", \\"baz\\"] as unknown as undefined,
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setup(__props, { emit }: {
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emit: ({(e: 'foo' | 'bar'): void; (e: 'baz', id: number): void;}),
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slots: any,
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attrs: any
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}) {
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setup(__props, { expose, emit }: { emit: ({(e: 'foo' | 'bar'): void; (e: 'baz', id: number): void;}), expose: any, slots: any, attrs: any }) {
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expose()
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@ -739,13 +751,9 @@ exports[`SFC compile <script setup> with TypeScript defineEmits w/ type 1`] = `
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export default _defineComponent({
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expose: [],
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emits: [\\"foo\\", \\"bar\\"] as unknown as undefined,
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setup(__props, { emit }: {
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emit: ((e: 'foo' | 'bar') => void),
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slots: any,
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attrs: any
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}) {
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setup(__props, { expose, emit }: { emit: ((e: 'foo' | 'bar') => void), expose: any, slots: any, attrs: any }) {
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expose()
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@ -764,7 +772,6 @@ exports[`SFC compile <script setup> with TypeScript defineProps w/ type 1`] = `
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export default _defineComponent({
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expose: [],
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props: {
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string: { type: String, required: true },
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number: { type: Number, required: true },
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@ -811,7 +818,8 @@ export default _defineComponent({
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literalUnion: 'foo' | 'bar'
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literalUnionMixed: 'foo' | 1 | boolean
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intersection: Test & {}
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}) {
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}, { expose }) {
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expose()
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@ -826,10 +834,10 @@ exports[`SFC compile <script setup> with TypeScript defineProps/Emit w/ runtime
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export default _defineComponent({
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expose: [],
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props: { foo: String },
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emits: ['a', 'b'],
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setup(__props, { emit }) {
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setup(__props, { expose, emit }) {
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expose()
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const props = __props
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@ -847,8 +855,8 @@ export interface Foo {}
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type Bar = {}
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export default _defineComponent({
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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return { }
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@ -53,8 +53,8 @@ exports[`CSS vars injection codegen w/ <script setup> 1`] = `
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"import { useCssVars as _useCssVars, unref as _unref } from 'vue'
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export default {
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expose: [],
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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_useCssVars(_ctx => ({
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\\"xxxxxxxx-color\\": (color)
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@ -88,11 +88,11 @@ exports[`CSS vars injection w/ <script setup> binding analysis 1`] = `
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import { ref } from 'vue'
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export default {
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expose: [],
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props: {
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foo: String
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},
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setup(__props) {
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setup(__props, { expose }) {
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expose()
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_useCssVars(_ctx => ({
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\\"xxxxxxxx-color\\": (color),
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@ -38,12 +38,11 @@ const bar = 1
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// should remove defineOptions import and call
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expect(content).not.toMatch('defineProps')
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// should generate correct setup signature
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expect(content).toMatch(`setup(__props) {`)
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expect(content).toMatch(`setup(__props, { expose }) {`)
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// should assign user identifier to it
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expect(content).toMatch(`const props = __props`)
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// should include context options in default export
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expect(content).toMatch(`export default {
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expose: [],
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props: {
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foo: String
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},`)
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@ -63,10 +62,9 @@ const myEmit = defineEmit(['foo', 'bar'])
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// should remove defineOptions import and call
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expect(content).not.toMatch(/defineEmits?/)
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// should generate correct setup signature
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expect(content).toMatch(`setup(__props, { emit: myEmit }) {`)
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expect(content).toMatch(`setup(__props, { expose, emit: myEmit }) {`)
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// should include context options in default export
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expect(content).toMatch(`export default {
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expose: [],
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emits: ['foo', 'bar'],`)
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})
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@ -84,13 +82,28 @@ const myEmit = defineEmits(['foo', 'bar'])
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// should remove defineOptions import and call
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expect(content).not.toMatch('defineEmits')
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// should generate correct setup signature
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expect(content).toMatch(`setup(__props, { emit: myEmit }) {`)
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expect(content).toMatch(`setup(__props, { expose, emit: myEmit }) {`)
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// should include context options in default export
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expect(content).toMatch(`export default {
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expose: [],
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emits: ['foo', 'bar'],`)
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})
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test('defineExpose()', () => {
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const { content } = compile(`
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<script setup>
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import { defineExpose } from 'vue'
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defineExpose({ foo: 123 })
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</script>
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`)
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assertCode(content)
|
||||
// should remove defineOptions import and call
|
||||
expect(content).not.toMatch('defineExpose')
|
||||
// should generate correct setup signature
|
||||
expect(content).toMatch(`setup(__props, { expose }) {`)
|
||||
// should replace callee
|
||||
expect(content).toMatch(/\bexpose\(\{ foo: 123 \}\)/)
|
||||
})
|
||||
|
||||
describe('<script> and <script setup> co-usage', () => {
|
||||
test('script first', () => {
|
||||
const { content } = compile(`
|
||||
@ -198,6 +211,25 @@ const myEmit = defineEmits(['foo', 'bar'])
|
||||
// check snapshot and make sure helper imports and
|
||||
// hoists are placed correctly.
|
||||
assertCode(content)
|
||||
// in inline mode, no need to call expose() since nothing is exposed
|
||||
// anyway!
|
||||
expect(content).not.toMatch(`expose()`)
|
||||
})
|
||||
|
||||
test('with defineExpose()', () => {
|
||||
const { content } = compile(
|
||||
`
|
||||
<script setup>
|
||||
import { defineExpose } from 'vue'
|
||||
const count = ref(0)
|
||||
defineExpose({ count })
|
||||
</script>
|
||||
`,
|
||||
{ inlineTemplate: true }
|
||||
)
|
||||
assertCode(content)
|
||||
expect(content).toMatch(`setup(__props, { expose })`)
|
||||
expect(content).toMatch(`expose({ count })`)
|
||||
})
|
||||
|
||||
test('referencing scope components and directives', () => {
|
||||
@ -456,10 +488,9 @@ const emit = defineEmits(['a', 'b'])
|
||||
`)
|
||||
assertCode(content)
|
||||
expect(content).toMatch(`export default _defineComponent({
|
||||
expose: [],
|
||||
props: { foo: String },
|
||||
emits: ['a', 'b'],
|
||||
setup(__props, { emit }) {`)
|
||||
setup(__props, { expose, emit }) {`)
|
||||
})
|
||||
|
||||
test('defineProps w/ type', () => {
|
||||
|
||||
@ -37,6 +37,7 @@ import { rewriteDefault } from './rewriteDefault'
|
||||
const DEFINE_PROPS = 'defineProps'
|
||||
const DEFINE_EMIT = 'defineEmit'
|
||||
const DEFINE_EMITS = 'defineEmits'
|
||||
const DEFINE_EXPOSE = 'defineExpose'
|
||||
|
||||
export interface SFCScriptCompileOptions {
|
||||
/**
|
||||
@ -188,6 +189,7 @@ export function compileScript(
|
||||
let defaultExport: Node | undefined
|
||||
let hasDefinePropsCall = false
|
||||
let hasDefineEmitCall = false
|
||||
let hasDefineExposeCall = false
|
||||
let propsRuntimeDecl: Node | undefined
|
||||
let propsTypeDecl: TSTypeLiteral | undefined
|
||||
let propsIdentifier: string | undefined
|
||||
@ -324,6 +326,17 @@ export function compileScript(
|
||||
return false
|
||||
}
|
||||
|
||||
function processDefineExpose(node: Node): boolean {
|
||||
if (isCallOf(node, DEFINE_EXPOSE)) {
|
||||
if (hasDefineExposeCall) {
|
||||
error(`duplicate ${DEFINE_EXPOSE}() call`, node)
|
||||
}
|
||||
hasDefineExposeCall = true
|
||||
return true
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
function checkInvalidScopeReference(node: Node | undefined, method: string) {
|
||||
if (!node) return
|
||||
walkIdentifiers(node, id => {
|
||||
@ -633,7 +646,8 @@ export function compileScript(
|
||||
source === 'vue' &&
|
||||
(imported === DEFINE_PROPS ||
|
||||
imported === DEFINE_EMIT ||
|
||||
imported === DEFINE_EMITS)
|
||||
imported === DEFINE_EMITS ||
|
||||
imported === DEFINE_EXPOSE)
|
||||
) {
|
||||
removeSpecifier(i)
|
||||
} else if (existing) {
|
||||
@ -657,14 +671,24 @@ export function compileScript(
|
||||
}
|
||||
}
|
||||
|
||||
// process `defineProps` and `defineEmit(s)` calls
|
||||
if (
|
||||
node.type === 'ExpressionStatement' &&
|
||||
(processDefineProps(node.expression) ||
|
||||
processDefineEmits(node.expression))
|
||||
) {
|
||||
s.remove(node.start! + startOffset, node.end! + startOffset)
|
||||
if (node.type === 'ExpressionStatement') {
|
||||
// process `defineProps` and `defineEmit(s)` calls
|
||||
if (
|
||||
processDefineProps(node.expression) ||
|
||||
processDefineEmits(node.expression)
|
||||
) {
|
||||
s.remove(node.start! + startOffset, node.end! + startOffset)
|
||||
} else if (processDefineExpose(node.expression)) {
|
||||
// defineExpose({}) -> expose({})
|
||||
const callee = (node.expression as CallExpression).callee
|
||||
s.overwrite(
|
||||
callee.start! + startOffset,
|
||||
callee.end! + startOffset,
|
||||
'expose'
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
if (node.type === 'VariableDeclaration' && !node.declare) {
|
||||
for (const decl of node.declarations) {
|
||||
if (decl.init) {
|
||||
@ -863,18 +887,21 @@ export function compileScript(
|
||||
if (propsIdentifier) {
|
||||
s.prependRight(startOffset, `\nconst ${propsIdentifier} = __props`)
|
||||
}
|
||||
|
||||
const destructureElements =
|
||||
hasDefineExposeCall || !options.inlineTemplate ? [`expose`] : []
|
||||
if (emitIdentifier) {
|
||||
args +=
|
||||
emitIdentifier === `emit` ? `, { emit }` : `, { emit: ${emitIdentifier} }`
|
||||
destructureElements.push(
|
||||
emitIdentifier === `emit` ? `emit` : `emit: ${emitIdentifier}`
|
||||
)
|
||||
}
|
||||
if (destructureElements.length) {
|
||||
args += `, { ${destructureElements.join(', ')} }`
|
||||
if (emitTypeDecl) {
|
||||
args += `: {
|
||||
emit: (${scriptSetup.content.slice(
|
||||
emitTypeDecl.start!,
|
||||
emitTypeDecl.end!
|
||||
)}),
|
||||
slots: any,
|
||||
attrs: any
|
||||
}`
|
||||
args += `: { emit: (${scriptSetup.content.slice(
|
||||
emitTypeDecl.start!,
|
||||
emitTypeDecl.end!
|
||||
)}), expose: any, slots: any, attrs: any }`
|
||||
}
|
||||
}
|
||||
|
||||
@ -957,8 +984,7 @@ export function compileScript(
|
||||
s.appendRight(endOffset, `\nreturn ${returned}\n}\n\n`)
|
||||
|
||||
// 11. finalize default export
|
||||
// expose: [] makes <script setup> components "closed" by default.
|
||||
let runtimeOptions = `\n expose: [],`
|
||||
let runtimeOptions = ``
|
||||
if (hasInlinedSsrRenderFn) {
|
||||
runtimeOptions += `\n __ssrInlineRender: true,`
|
||||
}
|
||||
@ -976,6 +1002,11 @@ export function compileScript(
|
||||
} else if (emitTypeDecl) {
|
||||
runtimeOptions += genRuntimeEmits(typeDeclaredEmits)
|
||||
}
|
||||
|
||||
// <script setup> components are closed by default. If the user did not
|
||||
// explicitly call `defineExpose`, call expose() with no args.
|
||||
const exposeCall =
|
||||
hasDefineExposeCall || options.inlineTemplate ? `` : ` expose()\n`
|
||||
if (isTS) {
|
||||
// for TS, make sure the exported type is still valid type with
|
||||
// correct props information
|
||||
@ -991,7 +1022,7 @@ export function compileScript(
|
||||
`defineComponent`
|
||||
)}({${def}${runtimeOptions}\n ${
|
||||
hasAwait ? `async ` : ``
|
||||
}setup(${args}) {\n`
|
||||
}setup(${args}) {\n${exposeCall}`
|
||||
)
|
||||
s.appendRight(endOffset, `})`)
|
||||
} else {
|
||||
@ -1008,7 +1039,7 @@ export function compileScript(
|
||||
s.prependLeft(
|
||||
startOffset,
|
||||
`\nexport default {${runtimeOptions}\n ` +
|
||||
`${hasAwait ? `async ` : ``}setup(${args}) {\n`
|
||||
`${hasAwait ? `async ` : ``}setup(${args}) {\n${exposeCall}`
|
||||
)
|
||||
s.appendRight(endOffset, `}`)
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user