1609 lines
44 KiB
TypeScript
1609 lines
44 KiB
TypeScript
import { BindingTypes } from '@vue/compiler-core'
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import { compileSFCScript as compile, assertCode } from './utils'
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describe('SFC compile <script setup>', () => {
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test('should expose top level declarations', () => {
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const { content, bindings } = compile(`
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<script setup>
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import { x } from './x'
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let a = 1
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const b = 2
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function c() {}
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class d {}
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</script>
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<script>
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import { xx } from './x'
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let aa = 1
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const bb = 2
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function cc() {}
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class dd {}
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</script>
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`)
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expect(content).toMatch('return { aa, bb, cc, dd, a, b, c, d, xx, x }')
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expect(bindings).toStrictEqual({
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x: BindingTypes.SETUP_MAYBE_REF,
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a: BindingTypes.SETUP_LET,
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b: BindingTypes.SETUP_CONST,
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c: BindingTypes.SETUP_CONST,
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d: BindingTypes.SETUP_CONST,
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xx: BindingTypes.SETUP_MAYBE_REF,
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aa: BindingTypes.SETUP_LET,
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bb: BindingTypes.SETUP_CONST,
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cc: BindingTypes.SETUP_CONST,
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dd: BindingTypes.SETUP_CONST
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})
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assertCode(content)
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})
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test('binding analysis for destructure', () => {
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const { content, bindings } = compile(`
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<script setup>
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const { foo, b: bar, ['x' + 'y']: baz, x: { y, zz: { z }}} = {}
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</script>
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`)
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expect(content).toMatch('return { foo, bar, baz, y, z }')
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expect(bindings).toStrictEqual({
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foo: BindingTypes.SETUP_MAYBE_REF,
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bar: BindingTypes.SETUP_MAYBE_REF,
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baz: BindingTypes.SETUP_MAYBE_REF,
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y: BindingTypes.SETUP_MAYBE_REF,
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z: BindingTypes.SETUP_MAYBE_REF
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})
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assertCode(content)
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})
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test('defineProps()', () => {
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const { content, bindings } = compile(`
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<script setup>
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const props = defineProps({
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foo: String
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})
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const bar = 1
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</script>
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`)
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// should generate working code
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assertCode(content)
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// should anayze bindings
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expect(bindings).toStrictEqual({
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foo: BindingTypes.PROPS,
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bar: BindingTypes.SETUP_CONST,
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props: BindingTypes.SETUP_CONST
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})
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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, { 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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props: {
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foo: String
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},`)
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})
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test('defineProps w/ external definition', () => {
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const { content } = compile(`
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<script setup>
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import { propsModel } from './props'
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const props = defineProps(propsModel)
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</script>
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`)
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assertCode(content)
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expect(content).toMatch(`export default {
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props: propsModel,`)
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})
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// #4764
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test('defineProps w/ leading code', () => {
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const { content } = compile(`
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<script setup>import { x } from './x'
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const props = defineProps({})
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</script>
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`)
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// props declaration should be inside setup, not moved along with the import
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expect(content).not.toMatch(`const props = __props\nimport`)
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assertCode(content)
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})
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test('defineEmits()', () => {
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const { content, bindings } = compile(`
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<script setup>
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const myEmit = defineEmits(['foo', 'bar'])
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</script>
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`)
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assertCode(content)
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expect(bindings).toStrictEqual({
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myEmit: BindingTypes.SETUP_CONST
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})
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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, { 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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emits: ['foo', 'bar'],`)
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})
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test('defineProps/defineEmits in multi-variable declaration', () => {
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const { content } = compile(`
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<script setup>
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const props = defineProps(['item']),
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a = 1,
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emit = defineEmits(['a']);
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</script>
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`)
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assertCode(content)
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expect(content).toMatch(`const a = 1;`) // test correct removal
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expect(content).toMatch(`props: ['item'],`)
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expect(content).toMatch(`emits: ['a'],`)
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})
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test('defineProps/defineEmits in multi-variable declaration (full removal)', () => {
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const { content } = compile(`
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<script setup>
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const props = defineProps(['item']),
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emit = defineEmits(['a']);
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</script>
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`)
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assertCode(content)
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expect(content).toMatch(`props: ['item'],`)
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expect(content).toMatch(`emits: ['a'],`)
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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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defineExpose({ foo: 123 })
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</script>
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`)
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assertCode(content)
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// should remove defineOptions import and call
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expect(content).not.toMatch('defineExpose')
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// should generate correct setup signature
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expect(content).toMatch(`setup(__props, { expose }) {`)
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// should replace callee
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expect(content).toMatch(/\bexpose\(\{ foo: 123 \}\)/)
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})
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describe('<script> and <script setup> co-usage', () => {
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test('script first', () => {
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const { content } = compile(`
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<script>
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export const n = 1
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export default {}
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</script>
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<script setup>
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import { x } from './x'
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x()
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</script>
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`)
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assertCode(content)
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})
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test('script setup first', () => {
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const { content } = compile(`
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<script setup>
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import { x } from './x'
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x()
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</script>
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<script>
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export const n = 1
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export default {}
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</script>
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`)
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assertCode(content)
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})
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test('script setup first, named default export', () => {
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const { content } = compile(`
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<script setup>
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import { x } from './x'
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x()
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</script>
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<script>
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export const n = 1
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const def = {}
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export { def as default }
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</script>
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`)
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assertCode(content)
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})
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// #4395
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test('script setup first, lang="ts", script block content export default', () => {
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const { content } = compile(`
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<script setup lang="ts">
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import { x } from './x'
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x()
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</script>
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<script lang="ts">
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export default {
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name: "test"
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}
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</script>
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`)
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// ensure __default__ is declared before used
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expect(content).toMatch(/const __default__[\S\s]*\.\.\.__default__/m)
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assertCode(content)
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})
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describe('spaces in ExportDefaultDeclaration node', () => {
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// #4371
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test('with many spaces and newline', () => {
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// #4371
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const { content } = compile(`
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<script>
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export const n = 1
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export default
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{
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some:'option'
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}
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</script>
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<script setup>
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import { x } from './x'
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x()
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</script>
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`)
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assertCode(content)
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})
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test('with minimal spaces', () => {
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const { content } = compile(`
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<script>
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export const n = 1
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export default{
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some:'option'
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}
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</script>
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<script setup>
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import { x } from './x'
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x()
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</script>
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`)
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assertCode(content)
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})
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})
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})
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describe('imports', () => {
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test('should hoist and expose imports', () => {
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assertCode(
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compile(`<script setup>
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import { ref } from 'vue'
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import 'foo/css'
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</script>`).content
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)
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})
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test('should extract comment for import or type declarations', () => {
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assertCode(
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compile(`
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<script setup>
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import a from 'a' // comment
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import b from 'b'
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</script>
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`).content
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)
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})
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// #2740
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test('should allow defineProps/Emit at the start of imports', () => {
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assertCode(
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compile(`<script setup>
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import { ref } from 'vue'
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defineProps(['foo'])
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defineEmits(['bar'])
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const r = ref(0)
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</script>`).content
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)
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})
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test('dedupe between user & helper', () => {
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const { content } = compile(
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`
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<script setup>
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import { ref } from 'vue'
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let foo = $ref(1)
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</script>
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`,
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{ reactivityTransform: true }
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)
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assertCode(content)
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expect(content).toMatch(`import { ref } from 'vue'`)
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})
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test('import dedupe between <script> and <script setup>', () => {
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const { content } = compile(`
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<script>
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import { x } from './x'
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</script>
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<script setup>
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import { x } from './x'
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x()
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</script>
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`)
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assertCode(content)
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expect(content.indexOf(`import { x }`)).toEqual(
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content.lastIndexOf(`import { x }`)
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)
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})
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})
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// in dev mode, declared bindings are returned as an object from setup()
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// when using TS, users may import types which should not be returned as
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// values, so we need to check import usage in the template to determine
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// what to be returned.
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describe('dev mode import usage check', () => {
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test('components', () => {
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const { content } = compile(`
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<script setup lang="ts">
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import { FooBar, FooBaz, FooQux, foo } from './x'
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const fooBar: FooBar = 1
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</script>
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<template>
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<FooBaz></FooBaz>
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<foo-qux/>
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<foo/>
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FooBar
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</template>
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`)
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// FooBar: should not be matched by plain text or incorrect case
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// FooBaz: used as PascalCase component
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// FooQux: used as kebab-case component
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// foo: lowercase component
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expect(content).toMatch(`return { fooBar, FooBaz, FooQux, foo }`)
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assertCode(content)
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})
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test('directive', () => {
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const { content } = compile(`
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<script setup lang="ts">
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import { vMyDir } from './x'
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</script>
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<template>
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<div v-my-dir></div>
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</template>
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`)
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expect(content).toMatch(`return { vMyDir }`)
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assertCode(content)
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})
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// https://github.com/vuejs/core/issues/4599
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test('attribute expressions', () => {
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const { content } = compile(`
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<script setup lang="ts">
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import { bar, baz } from './x'
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const cond = true
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</script>
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<template>
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<div :class="[cond ? '' : bar(), 'default']" :style="baz"></div>
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</template>
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`)
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expect(content).toMatch(`return { cond, bar, baz }`)
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assertCode(content)
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})
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test('vue interpolations', () => {
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const { content } = compile(`
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<script setup lang="ts">
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import { x, y, z, x$y } from './x'
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</script>
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<template>
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<div :id="z + 'y'">{{ x }} {{ yy }} {{ x$y }}</div>
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</template>
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`)
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// x: used in interpolation
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// y: should not be matched by {{ yy }} or 'y' in binding exps
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// x$y: #4274 should escape special chars when creating Regex
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expect(content).toMatch(`return { x, z, x$y }`)
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assertCode(content)
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})
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// #4340 interpolations in tempalte strings
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test('js template string interpolations', () => {
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const { content } = compile(`
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<script setup lang="ts">
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import { VAR, VAR2, VAR3 } from './x'
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</script>
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<template>
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{{ \`\${VAR}VAR2\${VAR3}\` }}
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</template>
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`)
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// VAR2 should not be matched
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expect(content).toMatch(`return { VAR, VAR3 }`)
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assertCode(content)
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})
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// edge case: last tag in template
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test('last tag', () => {
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const { content } = compile(`
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<script setup lang="ts">
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import { FooBaz, Last } from './x'
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</script>
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<template>
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<FooBaz></FooBaz>
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<Last/>
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</template>
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`)
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expect(content).toMatch(`return { FooBaz, Last }`)
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assertCode(content)
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})
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})
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describe('inlineTemplate mode', () => {
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test('should work', () => {
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const { content } = compile(
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`
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<script setup>
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import { ref } from 'vue'
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const count = ref(0)
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</script>
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<template>
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<div>{{ count }}</div>
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<div>static</div>
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</template>
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`,
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{ inlineTemplate: true }
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)
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// check snapshot and make sure helper imports and
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// hoists are placed correctly.
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assertCode(content)
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// in inline mode, no need to call expose() since nothing is exposed
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// anyway!
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expect(content).not.toMatch(`expose()`)
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})
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test('with defineExpose()', () => {
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const { content } = compile(
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`
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<script setup>
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const count = ref(0)
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defineExpose({ count })
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</script>
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`,
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{ inlineTemplate: true }
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)
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assertCode(content)
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expect(content).toMatch(`setup(__props, { expose })`)
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expect(content).toMatch(`expose({ count })`)
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})
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test('referencing scope components and directives', () => {
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const { content } = compile(
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`
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<script setup>
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import ChildComp from './Child.vue'
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import SomeOtherComp from './Other.vue'
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import vMyDir from './my-dir'
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</script>
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<template>
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<div v-my-dir></div>
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<ChildComp/>
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<some-other-comp/>
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</template>
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`,
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{ inlineTemplate: true }
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)
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expect(content).toMatch('[_unref(vMyDir)]')
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expect(content).toMatch('_createVNode(ChildComp)')
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// kebab-case component support
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expect(content).toMatch('_createVNode(SomeOtherComp)')
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assertCode(content)
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})
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test('avoid unref() when necessary', () => {
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// function, const, component import
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const { content } = compile(
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`<script setup>
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import { ref } from 'vue'
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import Foo, { bar } from './Foo.vue'
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import other from './util'
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const count = ref(0)
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const constant = {}
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const maybe = foo()
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let lett = 1
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function fn() {}
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</script>
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<template>
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<Foo>{{ bar }}</Foo>
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<div @click="fn">{{ count }} {{ constant }} {{ maybe }} {{ lett }} {{ other }}</div>
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</template>
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`,
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{ inlineTemplate: true }
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)
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// no need to unref vue component import
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expect(content).toMatch(`createVNode(Foo,`)
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// #2699 should unref named imports from .vue
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expect(content).toMatch(`unref(bar)`)
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// should unref other imports
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expect(content).toMatch(`unref(other)`)
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// no need to unref constant literals
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expect(content).not.toMatch(`unref(constant)`)
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// should directly use .value for known refs
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expect(content).toMatch(`count.value`)
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// should unref() on const bindings that may be refs
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expect(content).toMatch(`unref(maybe)`)
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// should unref() on let bindings
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expect(content).toMatch(`unref(lett)`)
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// no need to unref function declarations
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expect(content).toMatch(`{ onClick: fn }`)
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// no need to mark constant fns in patch flag
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expect(content).not.toMatch(`PROPS`)
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assertCode(content)
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})
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|
|
test('v-model codegen', () => {
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const { content } = compile(
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`<script setup>
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import { ref } from 'vue'
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const count = ref(0)
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const maybe = foo()
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let lett = 1
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</script>
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<template>
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<input v-model="count">
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<input v-model="maybe">
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<input v-model="lett">
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</template>
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`,
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{ inlineTemplate: true }
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)
|
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// known const ref: set value
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expect(content).toMatch(`(count).value = $event`)
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// const but maybe ref: assign if ref, otherwise do nothing
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expect(content).toMatch(`_isRef(maybe) ? (maybe).value = $event : null`)
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// let: handle both cases
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expect(content).toMatch(
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`_isRef(lett) ? (lett).value = $event : lett = $event`
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)
|
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assertCode(content)
|
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})
|
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|
|
test('template assignment expression codegen', () => {
|
|
const { content } = compile(
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`<script setup>
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|
import { ref } from 'vue'
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const count = ref(0)
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const maybe = foo()
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let lett = 1
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|
let v = ref(1)
|
|
</script>
|
|
<template>
|
|
<div @click="count = 1"/>
|
|
<div @click="maybe = count"/>
|
|
<div @click="lett = count"/>
|
|
<div @click="v += 1"/>
|
|
<div @click="v -= 1"/>
|
|
<div @click="() => {
|
|
let a = '' + lett
|
|
v = a
|
|
}"/>
|
|
<div @click="() => {
|
|
// nested scopes
|
|
(()=>{
|
|
let x = a
|
|
(()=>{
|
|
let z = x
|
|
let z2 = z
|
|
})
|
|
let lz = z
|
|
})
|
|
v = a
|
|
}"/>
|
|
</template>
|
|
`,
|
|
{ inlineTemplate: true }
|
|
)
|
|
// known const ref: set value
|
|
expect(content).toMatch(`count.value = 1`)
|
|
// const but maybe ref: only assign after check
|
|
expect(content).toMatch(`maybe.value = count.value`)
|
|
// let: handle both cases
|
|
expect(content).toMatch(
|
|
`_isRef(lett) ? lett.value = count.value : lett = count.value`
|
|
)
|
|
expect(content).toMatch(`_isRef(v) ? v.value += 1 : v += 1`)
|
|
expect(content).toMatch(`_isRef(v) ? v.value -= 1 : v -= 1`)
|
|
expect(content).toMatch(`_isRef(v) ? v.value = a : v = a`)
|
|
expect(content).toMatch(`_isRef(v) ? v.value = _ctx.a : v = _ctx.a`)
|
|
assertCode(content)
|
|
})
|
|
|
|
test('template update expression codegen', () => {
|
|
const { content } = compile(
|
|
`<script setup>
|
|
import { ref } from 'vue'
|
|
const count = ref(0)
|
|
const maybe = foo()
|
|
let lett = 1
|
|
</script>
|
|
<template>
|
|
<div @click="count++"/>
|
|
<div @click="--count"/>
|
|
<div @click="maybe++"/>
|
|
<div @click="--maybe"/>
|
|
<div @click="lett++"/>
|
|
<div @click="--lett"/>
|
|
</template>
|
|
`,
|
|
{ inlineTemplate: true }
|
|
)
|
|
// known const ref: set value
|
|
expect(content).toMatch(`count.value++`)
|
|
expect(content).toMatch(`--count.value`)
|
|
// const but maybe ref (non-ref case ignored)
|
|
expect(content).toMatch(`maybe.value++`)
|
|
expect(content).toMatch(`--maybe.value`)
|
|
// let: handle both cases
|
|
expect(content).toMatch(`_isRef(lett) ? lett.value++ : lett++`)
|
|
expect(content).toMatch(`_isRef(lett) ? --lett.value : --lett`)
|
|
assertCode(content)
|
|
})
|
|
|
|
test('template destructure assignment codegen', () => {
|
|
const { content } = compile(
|
|
`<script setup>
|
|
import { ref } from 'vue'
|
|
const val = {}
|
|
const count = ref(0)
|
|
const maybe = foo()
|
|
let lett = 1
|
|
</script>
|
|
<template>
|
|
<div @click="({ count } = val)"/>
|
|
<div @click="[maybe] = val"/>
|
|
<div @click="({ lett } = val)"/>
|
|
</template>
|
|
`,
|
|
{ inlineTemplate: true }
|
|
)
|
|
// known const ref: set value
|
|
expect(content).toMatch(`({ count: count.value } = val)`)
|
|
// const but maybe ref (non-ref case ignored)
|
|
expect(content).toMatch(`[maybe.value] = val`)
|
|
// let: assumes non-ref
|
|
expect(content).toMatch(`{ lett: lett } = val`)
|
|
assertCode(content)
|
|
})
|
|
|
|
test('ssr codegen', () => {
|
|
const { content } = compile(
|
|
`
|
|
<script setup>
|
|
import { ref } from 'vue'
|
|
const count = ref(0)
|
|
</script>
|
|
<template>
|
|
<div>{{ count }}</div>
|
|
<div>static</div>
|
|
</template>
|
|
<style>
|
|
div { color: v-bind(count) }
|
|
</style>
|
|
`,
|
|
{
|
|
inlineTemplate: true,
|
|
templateOptions: {
|
|
ssr: true
|
|
}
|
|
}
|
|
)
|
|
expect(content).toMatch(`\n __ssrInlineRender: true,\n`)
|
|
expect(content).toMatch(`return (_ctx, _push`)
|
|
expect(content).toMatch(`ssrInterpolate`)
|
|
assertCode(content)
|
|
})
|
|
})
|
|
|
|
describe('with TypeScript', () => {
|
|
test('hoist type declarations', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
export interface Foo {}
|
|
type Bar = {}
|
|
</script>`)
|
|
assertCode(content)
|
|
})
|
|
|
|
test('defineProps/Emit w/ runtime options', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
const props = defineProps({ foo: String })
|
|
const emit = defineEmits(['a', 'b'])
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`export default /*#__PURE__*/_defineComponent({
|
|
props: { foo: String },
|
|
emits: ['a', 'b'],
|
|
setup(__props, { expose, emit }) {`)
|
|
})
|
|
|
|
test('defineProps w/ type', () => {
|
|
const { content, bindings } = compile(`
|
|
<script setup lang="ts">
|
|
interface Test {}
|
|
|
|
type Alias = number[]
|
|
|
|
defineProps<{
|
|
string: string
|
|
number: number
|
|
boolean: boolean
|
|
object: object
|
|
objectLiteral: { a: number }
|
|
fn: (n: number) => void
|
|
functionRef: Function
|
|
objectRef: Object
|
|
dateTime: Date
|
|
array: string[]
|
|
arrayRef: Array<any>
|
|
tuple: [number, number]
|
|
set: Set<string>
|
|
literal: 'foo'
|
|
optional?: any
|
|
recordRef: Record<string, null>
|
|
interface: Test
|
|
alias: Alias
|
|
method(): void
|
|
symbol: symbol
|
|
|
|
union: string | number
|
|
literalUnion: 'foo' | 'bar'
|
|
literalUnionNumber: 1 | 2 | 3 | 4 | 5
|
|
literalUnionMixed: 'foo' | 1 | boolean
|
|
intersection: Test & {}
|
|
foo: ((item: any) => boolean) | null
|
|
}>()
|
|
</script>`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`string: { type: String, required: true }`)
|
|
expect(content).toMatch(`number: { type: Number, required: true }`)
|
|
expect(content).toMatch(`boolean: { type: Boolean, required: true }`)
|
|
expect(content).toMatch(`object: { type: Object, required: true }`)
|
|
expect(content).toMatch(`objectLiteral: { type: Object, required: true }`)
|
|
expect(content).toMatch(`fn: { type: Function, required: true }`)
|
|
expect(content).toMatch(`functionRef: { type: Function, required: true }`)
|
|
expect(content).toMatch(`objectRef: { type: Object, required: true }`)
|
|
expect(content).toMatch(`dateTime: { type: Date, required: true }`)
|
|
expect(content).toMatch(`array: { type: Array, required: true }`)
|
|
expect(content).toMatch(`arrayRef: { type: Array, required: true }`)
|
|
expect(content).toMatch(`tuple: { type: Array, required: true }`)
|
|
expect(content).toMatch(`set: { type: Set, required: true }`)
|
|
expect(content).toMatch(`literal: { type: String, required: true }`)
|
|
expect(content).toMatch(`optional: { type: null, required: false }`)
|
|
expect(content).toMatch(`recordRef: { type: Object, required: true }`)
|
|
expect(content).toMatch(`interface: { type: Object, required: true }`)
|
|
expect(content).toMatch(`alias: { type: Array, required: true }`)
|
|
expect(content).toMatch(`method: { type: Function, required: true }`)
|
|
expect(content).toMatch(`symbol: { type: Symbol, required: true }`)
|
|
expect(content).toMatch(
|
|
`union: { type: [String, Number], required: true }`
|
|
)
|
|
expect(content).toMatch(`literalUnion: { type: String, required: true }`)
|
|
expect(content).toMatch(
|
|
`literalUnionNumber: { type: Number, required: true }`
|
|
)
|
|
expect(content).toMatch(
|
|
`literalUnionMixed: { type: [String, Number, Boolean], required: true }`
|
|
)
|
|
expect(content).toMatch(`intersection: { type: Object, required: true }`)
|
|
expect(content).toMatch(`foo: { type: [Function, null], required: true }`)
|
|
expect(bindings).toStrictEqual({
|
|
string: BindingTypes.PROPS,
|
|
number: BindingTypes.PROPS,
|
|
boolean: BindingTypes.PROPS,
|
|
object: BindingTypes.PROPS,
|
|
objectLiteral: BindingTypes.PROPS,
|
|
fn: BindingTypes.PROPS,
|
|
functionRef: BindingTypes.PROPS,
|
|
objectRef: BindingTypes.PROPS,
|
|
dateTime: BindingTypes.PROPS,
|
|
array: BindingTypes.PROPS,
|
|
arrayRef: BindingTypes.PROPS,
|
|
tuple: BindingTypes.PROPS,
|
|
set: BindingTypes.PROPS,
|
|
literal: BindingTypes.PROPS,
|
|
optional: BindingTypes.PROPS,
|
|
recordRef: BindingTypes.PROPS,
|
|
interface: BindingTypes.PROPS,
|
|
alias: BindingTypes.PROPS,
|
|
method: BindingTypes.PROPS,
|
|
symbol: BindingTypes.PROPS,
|
|
union: BindingTypes.PROPS,
|
|
literalUnion: BindingTypes.PROPS,
|
|
literalUnionNumber: BindingTypes.PROPS,
|
|
literalUnionMixed: BindingTypes.PROPS,
|
|
intersection: BindingTypes.PROPS,
|
|
foo: BindingTypes.PROPS
|
|
})
|
|
})
|
|
|
|
test('defineProps w/ interface', () => {
|
|
const { content, bindings } = compile(`
|
|
<script setup lang="ts">
|
|
interface Props { x?: number }
|
|
defineProps<Props>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`x: { type: Number, required: false }`)
|
|
expect(bindings).toStrictEqual({
|
|
x: BindingTypes.PROPS
|
|
})
|
|
})
|
|
|
|
test('defineProps w/ exported interface', () => {
|
|
const { content, bindings } = compile(`
|
|
<script setup lang="ts">
|
|
export interface Props { x?: number }
|
|
defineProps<Props>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`x: { type: Number, required: false }`)
|
|
expect(bindings).toStrictEqual({
|
|
x: BindingTypes.PROPS
|
|
})
|
|
})
|
|
|
|
test('defineProps w/ exported interface in normal script', () => {
|
|
const { content, bindings } = compile(`
|
|
<script lang="ts">
|
|
export interface Props { x?: number }
|
|
</script>
|
|
<script setup lang="ts">
|
|
defineProps<Props>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`x: { type: Number, required: false }`)
|
|
expect(bindings).toStrictEqual({
|
|
x: BindingTypes.PROPS
|
|
})
|
|
})
|
|
|
|
test('defineProps w/ type alias', () => {
|
|
const { content, bindings } = compile(`
|
|
<script setup lang="ts">
|
|
type Props = { x?: number }
|
|
defineProps<Props>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`x: { type: Number, required: false }`)
|
|
expect(bindings).toStrictEqual({
|
|
x: BindingTypes.PROPS
|
|
})
|
|
})
|
|
|
|
test('defineProps w/ exported type alias', () => {
|
|
const { content, bindings } = compile(`
|
|
<script setup lang="ts">
|
|
export type Props = { x?: number }
|
|
defineProps<Props>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`x: { type: Number, required: false }`)
|
|
expect(bindings).toStrictEqual({
|
|
x: BindingTypes.PROPS
|
|
})
|
|
})
|
|
|
|
test('withDefaults (static)', () => {
|
|
const { content, bindings } = compile(`
|
|
<script setup lang="ts">
|
|
const props = withDefaults(defineProps<{
|
|
foo?: string
|
|
bar?: number;
|
|
baz: boolean;
|
|
qux?(): number
|
|
}>(), {
|
|
foo: 'hi',
|
|
qux() { return 1 }
|
|
})
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(
|
|
`foo: { type: String, required: false, default: 'hi' }`
|
|
)
|
|
expect(content).toMatch(`bar: { type: Number, required: false }`)
|
|
expect(content).toMatch(`baz: { type: Boolean, required: true }`)
|
|
expect(content).toMatch(
|
|
`qux: { type: Function, required: false, default() { return 1 } }`
|
|
)
|
|
expect(content).toMatch(
|
|
`{ foo: string, bar?: number, baz: boolean, qux(): number }`
|
|
)
|
|
expect(content).toMatch(`const props = __props`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.PROPS,
|
|
bar: BindingTypes.PROPS,
|
|
baz: BindingTypes.PROPS,
|
|
qux: BindingTypes.PROPS,
|
|
props: BindingTypes.SETUP_CONST
|
|
})
|
|
})
|
|
|
|
test('withDefaults (dynamic)', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
import { defaults } from './foo'
|
|
const props = withDefaults(defineProps<{
|
|
foo?: string
|
|
bar?: number
|
|
baz: boolean
|
|
}>(), { ...defaults })
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`import { mergeDefaults as _mergeDefaults`)
|
|
expect(content).toMatch(
|
|
`
|
|
_mergeDefaults({
|
|
foo: { type: String, required: false },
|
|
bar: { type: Number, required: false },
|
|
baz: { type: Boolean, required: true }
|
|
}, { ...defaults })`.trim()
|
|
)
|
|
})
|
|
|
|
test('defineEmits w/ type', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
const emit = defineEmits<(e: 'foo' | 'bar') => void>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`emit: ((e: 'foo' | 'bar') => void),`)
|
|
expect(content).toMatch(`emits: ["foo", "bar"]`)
|
|
})
|
|
|
|
test('defineEmits w/ type (union)', () => {
|
|
const type = `((e: 'foo' | 'bar') => void) | ((e: 'baz', id: number) => void)`
|
|
expect(() =>
|
|
compile(`
|
|
<script setup lang="ts">
|
|
const emit = defineEmits<${type}>()
|
|
</script>
|
|
`)
|
|
).toThrow()
|
|
})
|
|
|
|
test('defineEmits w/ type (type literal w/ call signatures)', () => {
|
|
const type = `{(e: 'foo' | 'bar'): void; (e: 'baz', id: number): void;}`
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
const emit = defineEmits<${type}>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`emit: (${type}),`)
|
|
expect(content).toMatch(`emits: ["foo", "bar", "baz"]`)
|
|
})
|
|
|
|
test('defineEmits w/ type (interface)', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
interface Emits { (e: 'foo' | 'bar'): void }
|
|
const emit = defineEmits<Emits>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`emit: ({ (e: 'foo' | 'bar'): void }),`)
|
|
expect(content).toMatch(`emits: ["foo", "bar"]`)
|
|
})
|
|
|
|
test('defineEmits w/ type (exported interface)', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
export interface Emits { (e: 'foo' | 'bar'): void }
|
|
const emit = defineEmits<Emits>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`emit: ({ (e: 'foo' | 'bar'): void }),`)
|
|
expect(content).toMatch(`emits: ["foo", "bar"]`)
|
|
})
|
|
|
|
test('defineEmits w/ type (type alias)', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
type Emits = { (e: 'foo' | 'bar'): void }
|
|
const emit = defineEmits<Emits>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`emit: ({ (e: 'foo' | 'bar'): void }),`)
|
|
expect(content).toMatch(`emits: ["foo", "bar"]`)
|
|
})
|
|
|
|
test('defineEmits w/ type (exported type alias)', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
export type Emits = { (e: 'foo' | 'bar'): void }
|
|
const emit = defineEmits<Emits>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`emit: ({ (e: 'foo' | 'bar'): void }),`)
|
|
expect(content).toMatch(`emits: ["foo", "bar"]`)
|
|
})
|
|
|
|
test('defineEmits w/ type (referenced function type)', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
type Emits = (e: 'foo' | 'bar') => void
|
|
const emit = defineEmits<Emits>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`emit: ((e: 'foo' | 'bar') => void),`)
|
|
expect(content).toMatch(`emits: ["foo", "bar"]`)
|
|
})
|
|
|
|
test('defineEmits w/ type (referenced exported function type)', () => {
|
|
const { content } = compile(`
|
|
<script setup lang="ts">
|
|
export type Emits = (e: 'foo' | 'bar') => void
|
|
const emit = defineEmits<Emits>()
|
|
</script>
|
|
`)
|
|
assertCode(content)
|
|
expect(content).toMatch(`emit: ((e: 'foo' | 'bar') => void),`)
|
|
expect(content).toMatch(`emits: ["foo", "bar"]`)
|
|
})
|
|
|
|
test('runtime Enum', () => {
|
|
const { content, bindings } = compile(
|
|
`<script setup lang="ts">
|
|
enum Foo { A = 123 }
|
|
</script>`
|
|
)
|
|
assertCode(content)
|
|
expect(bindings).toStrictEqual({
|
|
Foo: BindingTypes.SETUP_CONST
|
|
})
|
|
})
|
|
|
|
test('runtime Enum in normal script', () => {
|
|
const { content, bindings } = compile(
|
|
`<script lang="ts">
|
|
export enum D { D = "D" }
|
|
const enum C { C = "C" }
|
|
enum B { B = "B" }
|
|
</script>
|
|
<script setup lang="ts">
|
|
enum Foo { A = 123 }
|
|
</script>`
|
|
)
|
|
assertCode(content)
|
|
expect(bindings).toStrictEqual({
|
|
D: BindingTypes.SETUP_CONST,
|
|
C: BindingTypes.SETUP_CONST,
|
|
B: BindingTypes.SETUP_CONST,
|
|
Foo: BindingTypes.SETUP_CONST
|
|
})
|
|
})
|
|
|
|
test('const Enum', () => {
|
|
const { content, bindings } = compile(
|
|
`<script setup lang="ts">
|
|
const enum Foo { A = 123 }
|
|
</script>`
|
|
)
|
|
assertCode(content)
|
|
expect(bindings).toStrictEqual({
|
|
Foo: BindingTypes.SETUP_CONST
|
|
})
|
|
})
|
|
|
|
test('import type', () => {
|
|
const { content } = compile(
|
|
`<script setup lang="ts">
|
|
import type { Foo } from './main.ts'
|
|
import { type Bar, Baz } from './main.ts'
|
|
</script>`
|
|
)
|
|
expect(content).toMatch(`return { Baz }`)
|
|
assertCode(content)
|
|
})
|
|
})
|
|
|
|
describe('async/await detection', () => {
|
|
function assertAwaitDetection(code: string, shouldAsync = true) {
|
|
const { content } = compile(`<script setup>${code}</script>`, {
|
|
reactivityTransform: true
|
|
})
|
|
if (shouldAsync) {
|
|
expect(content).toMatch(`let __temp, __restore`)
|
|
}
|
|
expect(content).toMatch(`${shouldAsync ? `async ` : ``}setup(`)
|
|
assertCode(content)
|
|
return content
|
|
}
|
|
|
|
test('expression statement', () => {
|
|
assertAwaitDetection(`await foo`)
|
|
})
|
|
|
|
test('variable', () => {
|
|
assertAwaitDetection(`const a = 1 + (await foo)`)
|
|
})
|
|
|
|
test('ref', () => {
|
|
assertAwaitDetection(`let a = $ref(1 + (await foo))`)
|
|
})
|
|
|
|
// #4448
|
|
test('nested await', () => {
|
|
assertAwaitDetection(`await (await foo)`)
|
|
assertAwaitDetection(`await ((await foo))`)
|
|
assertAwaitDetection(`await (await (await foo))`)
|
|
})
|
|
|
|
// should prepend semicolon
|
|
test('nested leading await in expression statement', () => {
|
|
const code = assertAwaitDetection(`foo()\nawait 1 + await 2`)
|
|
expect(code).toMatch(`foo()\n;(`)
|
|
})
|
|
|
|
// #4596 should NOT prepend semicolon
|
|
test('single line conditions', () => {
|
|
const code = assertAwaitDetection(`if (false) await foo()`)
|
|
expect(code).not.toMatch(`if (false) ;(`)
|
|
})
|
|
|
|
test('nested statements', () => {
|
|
assertAwaitDetection(`if (ok) { await foo } else { await bar }`)
|
|
})
|
|
|
|
test('should ignore await inside functions', () => {
|
|
// function declaration
|
|
assertAwaitDetection(`async function foo() { await bar }`, false)
|
|
// function expression
|
|
assertAwaitDetection(`const foo = async () => { await bar }`, false)
|
|
// object method
|
|
assertAwaitDetection(`const obj = { async method() { await bar }}`, false)
|
|
// class method
|
|
assertAwaitDetection(
|
|
`const cls = class Foo { async method() { await bar }}`,
|
|
false
|
|
)
|
|
})
|
|
})
|
|
|
|
describe('errors', () => {
|
|
test('<script> and <script setup> must have same lang', () => {
|
|
expect(() =>
|
|
compile(`<script>foo()</script><script setup lang="ts">bar()</script>`)
|
|
).toThrow(`<script> and <script setup> must have the same language type`)
|
|
})
|
|
|
|
const moduleErrorMsg = `cannot contain ES module exports`
|
|
|
|
test('non-type named exports', () => {
|
|
expect(() =>
|
|
compile(`<script setup>
|
|
export const a = 1
|
|
</script>`)
|
|
).toThrow(moduleErrorMsg)
|
|
|
|
expect(() =>
|
|
compile(`<script setup>
|
|
export * from './foo'
|
|
</script>`)
|
|
).toThrow(moduleErrorMsg)
|
|
|
|
expect(() =>
|
|
compile(`<script setup>
|
|
const bar = 1
|
|
export { bar as default }
|
|
</script>`)
|
|
).toThrow(moduleErrorMsg)
|
|
})
|
|
|
|
test('defineProps/Emit() w/ both type and non-type args', () => {
|
|
expect(() => {
|
|
compile(`<script setup lang="ts">
|
|
defineProps<{}>({})
|
|
</script>`)
|
|
}).toThrow(`cannot accept both type and non-type arguments`)
|
|
|
|
expect(() => {
|
|
compile(`<script setup lang="ts">
|
|
defineEmits<{}>({})
|
|
</script>`)
|
|
}).toThrow(`cannot accept both type and non-type arguments`)
|
|
})
|
|
|
|
test('defineProps/Emit() referencing local var', () => {
|
|
expect(() =>
|
|
compile(`<script setup>
|
|
const bar = 1
|
|
defineProps({
|
|
foo: {
|
|
default: () => bar
|
|
}
|
|
})
|
|
</script>`)
|
|
).toThrow(`cannot reference locally declared variables`)
|
|
|
|
expect(() =>
|
|
compile(`<script setup>
|
|
const bar = 'hello'
|
|
defineEmits([bar])
|
|
</script>`)
|
|
).toThrow(`cannot reference locally declared variables`)
|
|
|
|
// #4644
|
|
expect(() =>
|
|
compile(`
|
|
<script>const bar = 1</script>
|
|
<script setup>
|
|
defineProps({
|
|
foo: {
|
|
default: () => bar
|
|
}
|
|
})
|
|
</script>`)
|
|
).not.toThrow(`cannot reference locally declared variables`)
|
|
})
|
|
|
|
test('should allow defineProps/Emit() referencing scope var', () => {
|
|
assertCode(
|
|
compile(`<script setup>
|
|
const bar = 1
|
|
defineProps({
|
|
foo: {
|
|
default: bar => bar + 1
|
|
}
|
|
})
|
|
defineEmits({
|
|
foo: bar => bar > 1
|
|
})
|
|
</script>`).content
|
|
)
|
|
})
|
|
|
|
test('should allow defineProps/Emit() referencing imported binding', () => {
|
|
assertCode(
|
|
compile(`<script setup>
|
|
import { bar } from './bar'
|
|
defineProps({
|
|
foo: {
|
|
default: () => bar
|
|
}
|
|
})
|
|
defineEmits({
|
|
foo: () => bar > 1
|
|
})
|
|
</script>`).content
|
|
)
|
|
})
|
|
})
|
|
})
|
|
|
|
describe('SFC analyze <script> bindings', () => {
|
|
it('can parse decorators syntax in typescript block', () => {
|
|
const { scriptAst } = compile(`
|
|
<script lang="ts">
|
|
import { Options, Vue } from 'vue-class-component';
|
|
@Options({
|
|
components: {
|
|
HelloWorld,
|
|
},
|
|
props: ['foo', 'bar']
|
|
})
|
|
export default class Home extends Vue {}
|
|
</script>
|
|
`)
|
|
|
|
expect(scriptAst).toBeDefined()
|
|
})
|
|
|
|
it('recognizes props array declaration', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
export default {
|
|
props: ['foo', 'bar']
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.PROPS,
|
|
bar: BindingTypes.PROPS
|
|
})
|
|
expect(bindings!.__isScriptSetup).toBe(false)
|
|
})
|
|
|
|
it('recognizes props object declaration', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
export default {
|
|
props: {
|
|
foo: String,
|
|
bar: {
|
|
type: String,
|
|
},
|
|
baz: null,
|
|
qux: [String, Number]
|
|
}
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.PROPS,
|
|
bar: BindingTypes.PROPS,
|
|
baz: BindingTypes.PROPS,
|
|
qux: BindingTypes.PROPS
|
|
})
|
|
expect(bindings!.__isScriptSetup).toBe(false)
|
|
})
|
|
|
|
it('recognizes setup return', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
const bar = 2
|
|
export default {
|
|
setup() {
|
|
return {
|
|
foo: 1,
|
|
bar
|
|
}
|
|
}
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.SETUP_MAYBE_REF,
|
|
bar: BindingTypes.SETUP_MAYBE_REF
|
|
})
|
|
expect(bindings!.__isScriptSetup).toBe(false)
|
|
})
|
|
|
|
it('recognizes exported vars', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
export const foo = 2
|
|
</script>
|
|
<script setup>
|
|
console.log(foo)
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.SETUP_CONST
|
|
})
|
|
})
|
|
|
|
it('recognizes async setup return', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
const bar = 2
|
|
export default {
|
|
async setup() {
|
|
return {
|
|
foo: 1,
|
|
bar
|
|
}
|
|
}
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.SETUP_MAYBE_REF,
|
|
bar: BindingTypes.SETUP_MAYBE_REF
|
|
})
|
|
expect(bindings!.__isScriptSetup).toBe(false)
|
|
})
|
|
|
|
it('recognizes data return', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
const bar = 2
|
|
export default {
|
|
data() {
|
|
return {
|
|
foo: null,
|
|
bar
|
|
}
|
|
}
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.DATA,
|
|
bar: BindingTypes.DATA
|
|
})
|
|
})
|
|
|
|
it('recognizes methods', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
export default {
|
|
methods: {
|
|
foo() {}
|
|
}
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({ foo: BindingTypes.OPTIONS })
|
|
})
|
|
|
|
it('recognizes computeds', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
export default {
|
|
computed: {
|
|
foo() {},
|
|
bar: {
|
|
get() {},
|
|
set() {},
|
|
}
|
|
}
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.OPTIONS,
|
|
bar: BindingTypes.OPTIONS
|
|
})
|
|
})
|
|
|
|
it('recognizes injections array declaration', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
export default {
|
|
inject: ['foo', 'bar']
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.OPTIONS,
|
|
bar: BindingTypes.OPTIONS
|
|
})
|
|
})
|
|
|
|
it('recognizes injections object declaration', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
export default {
|
|
inject: {
|
|
foo: {},
|
|
bar: {},
|
|
}
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.OPTIONS,
|
|
bar: BindingTypes.OPTIONS
|
|
})
|
|
})
|
|
|
|
it('works for mixed bindings', () => {
|
|
const { bindings } = compile(`
|
|
<script>
|
|
export default {
|
|
inject: ['foo'],
|
|
props: {
|
|
bar: String,
|
|
},
|
|
setup() {
|
|
return {
|
|
baz: null,
|
|
}
|
|
},
|
|
data() {
|
|
return {
|
|
qux: null
|
|
}
|
|
},
|
|
methods: {
|
|
quux() {}
|
|
},
|
|
computed: {
|
|
quuz() {}
|
|
}
|
|
}
|
|
</script>
|
|
`)
|
|
expect(bindings).toStrictEqual({
|
|
foo: BindingTypes.OPTIONS,
|
|
bar: BindingTypes.PROPS,
|
|
baz: BindingTypes.SETUP_MAYBE_REF,
|
|
qux: BindingTypes.DATA,
|
|
quux: BindingTypes.OPTIONS,
|
|
quuz: BindingTypes.OPTIONS
|
|
})
|
|
})
|
|
|
|
it('works for script setup', () => {
|
|
const { bindings } = compile(`
|
|
<script setup>
|
|
import { ref as r } from 'vue'
|
|
defineProps({
|
|
foo: String
|
|
})
|
|
|
|
const a = r(1)
|
|
let b = 2
|
|
const c = 3
|
|
const { d } = someFoo()
|
|
let { e } = someBar()
|
|
</script>
|
|
`)
|
|
|
|
expect(bindings).toStrictEqual({
|
|
r: BindingTypes.SETUP_CONST,
|
|
a: BindingTypes.SETUP_REF,
|
|
b: BindingTypes.SETUP_LET,
|
|
c: BindingTypes.SETUP_CONST,
|
|
d: BindingTypes.SETUP_MAYBE_REF,
|
|
e: BindingTypes.SETUP_LET,
|
|
foo: BindingTypes.PROPS
|
|
})
|
|
})
|
|
|
|
describe('auto name inference', () => {
|
|
test('basic', () => {
|
|
const { content } = compile(
|
|
`<script setup>const a = 1</script>
|
|
<template>{{ a }}</template>`,
|
|
undefined,
|
|
{
|
|
filename: 'FooBar.vue'
|
|
}
|
|
)
|
|
expect(content).toMatch(`export default {
|
|
name: 'FooBar'`)
|
|
assertCode(content)
|
|
})
|
|
|
|
test('do not overwrite manual name (object)', () => {
|
|
const { content } = compile(
|
|
`<script>
|
|
export default {
|
|
name: 'Baz'
|
|
}
|
|
</script>
|
|
<script setup>const a = 1</script>
|
|
<template>{{ a }}</template>`,
|
|
undefined,
|
|
{
|
|
filename: 'FooBar.vue'
|
|
}
|
|
)
|
|
expect(content).not.toMatch(`name: 'FooBar'`)
|
|
expect(content).toMatch(`name: 'Baz'`)
|
|
assertCode(content)
|
|
})
|
|
|
|
test('do not overwrite manual name (call)', () => {
|
|
const { content } = compile(
|
|
`<script>
|
|
import { defineComponent } from 'vue'
|
|
export default defineComponent({
|
|
name: 'Baz'
|
|
})
|
|
</script>
|
|
<script setup>const a = 1</script>
|
|
<template>{{ a }}</template>`,
|
|
undefined,
|
|
{
|
|
filename: 'FooBar.vue'
|
|
}
|
|
)
|
|
expect(content).not.toMatch(`name: 'FooBar'`)
|
|
expect(content).toMatch(`name: 'Baz'`)
|
|
assertCode(content)
|
|
})
|
|
})
|
|
})
|