feat(compiler-sfc): new script setup implementation

- now exposes all top level bindings to template
- support `ref:` syntax sugar
This commit is contained in:
Evan You
2020-10-29 15:03:39 -04:00
parent 0935c0501b
commit 556560fae3
5 changed files with 810 additions and 609 deletions

View File

@@ -1,8 +1,7 @@
// Jest Snapshot v1, https://goo.gl/fbAQLP
exports[`SFC compile <script setup> <script setup lang="ts"> extract emits 1`] = `
"import { defineComponent as __define__ } from 'vue'
import { Slots as __Slots__ } from 'vue'
"import { Slots, defineComponent } from 'vue'
declare function __emit__(e: 'foo' | 'bar'): void
declare function __emit__(e: 'baz', id: number): void
@@ -16,15 +15,14 @@ export function setup(_: {}, { emit: myEmit }: {
return { }
}
export default __define__({
export default __defineComponent__({
emits: [\\"foo\\", \\"bar\\", \\"baz\\"] as unknown as undefined,
setup
})"
`;
exports[`SFC compile <script setup> <script setup lang="ts"> extract props 1`] = `
"import { defineComponent as __define__ } from 'vue'
import { Slots as __Slots__ } from 'vue'
"import { Slots, defineComponent } from 'vue'
interface Test {}
type Alias = number[]
@@ -59,7 +57,7 @@ export function setup(myProps: {
return { }
}
export default __define__({
export default __defineComponent__({
props: {
string: { type: String, required: true },
number: { type: Number, required: true },
@@ -88,19 +86,17 @@ export default __define__({
`;
exports[`SFC compile <script setup> <script setup lang="ts"> hoist type declarations 1`] = `
"import { defineComponent as __define__ } from 'vue'
import { Slots as __Slots__ } from 'vue'
"import { Slots, defineComponent } from 'vue'
export interface Foo {}
type Bar = {}
export function setup() {
const a = 1
return { a }
return { }
}
export default __define__({
export default __defineComponent__({
setup
})"
`;
@@ -149,7 +145,7 @@ export default __default__"
`;
exports[`SFC compile <script setup> CSS vars injection w/ <script setup> 1`] = `
"import { useCssVars as __useCssVars__ } from 'vue'
"import { useCssVars } from 'vue'
export function setup() {
const color = 'red'
@@ -166,26 +162,6 @@ exports[`SFC compile <script setup> errors should allow export default referenci
export function setup() {
return { bar }
}
const __default__ = {
props: {
foo: {
default: () => bar
}
}
}
__default__.setup = setup
export default __default__"
`;
exports[`SFC compile <script setup> errors should allow export default referencing re-exported binding 1`] = `
"import { bar } from './bar'
export function setup() {
return { bar }
}
@@ -205,7 +181,7 @@ exports[`SFC compile <script setup> errors should allow export default referenci
const bar = 1
return { }
return { bar }
}
const __default__ = {
@@ -228,175 +204,220 @@ return { }
export default { setup }"
`;
exports[`SFC compile <script setup> exports export * from './x' 1`] = `
"import { toRefs as __toRefs__ } from 'vue'
import * as __export_all_0__ from './x'
exports[`SFC compile <script setup> imports dedupe between user & helper 1`] = `
"import { ref } from 'vue'
export function setup() {
const y = 1
return Object.assign(
{ y },
__toRefs__(__export_all_0__)
)
const foo = ref(1)
return { ref, foo }
}
export default { setup }"
`;
exports[`SFC compile <script setup> exports export { x } 1`] = `
"export function setup() {
const x = 1
const y = 2
return { x, y }
}
export default { setup }"
`;
exports[`SFC compile <script setup> exports export { x } from './x' 1`] = `
"import { x, y } from './x'
export function setup() {
return { x, y }
}
export default { setup }"
`;
exports[`SFC compile <script setup> exports export { x as default } 1`] = `
"import x from './x'
export function setup() {
const y = 1
return { y }
}
const __default__ = x
__default__.setup = setup
export default __default__"
`;
exports[`SFC compile <script setup> exports export { x as default } from './x' 1`] = `
"import { x as __default__ } from './x'
import { y } from './x'
export function setup() {
return { y }
}
__default__.setup = setup
export default __default__"
`;
exports[`SFC compile <script setup> exports export class X() {} 1`] = `
"export function setup() {
class X {}
return { X }
}
export default { setup }"
`;
exports[`SFC compile <script setup> exports export const { x } = ... (destructuring) 1`] = `
"export function setup() {
const [a = 1, { b } = { b: 123 }, ...c] = useFoo()
const { d = 2, _: [e], ...f } = useBar()
exports[`SFC compile <script setup> imports import dedupe between <script> and <script setup> 1`] = `
"import { x } from './x'
return { a, b, c, d, e, f }
}
export function setup() {
export default { setup }"
`;
exports[`SFC compile <script setup> exports export const x = ... 1`] = `
"export function setup() {
const x = 1
x()
return { x }
}
export default { setup }"
`;
exports[`SFC compile <script setup> exports export default from './x' 1`] = `
"import __default__ from './x'
exports[`SFC compile <script setup> imports should extract comment for import or type declarations 1`] = `
"import a from 'a' // comment
import b from 'b'
export function setup() {
return { a, b }
}
export default { setup }"
`;
exports[`SFC compile <script setup> imports should hoist and expose imports 1`] = `
"import { ref } from 'vue'
export function setup() {
return { ref }
}
export default { setup }"
`;
exports[`SFC compile <script setup> ref: syntax sugar accessing ref binding 1`] = `
"import { ref } from 'vue'
export function setup() {
const a = ref(1)
console.log(a.value)
function get() {
return a.value + 1
}
return { a, get }
}
export default { setup }"
`;
exports[`SFC compile <script setup> ref: syntax sugar array destructure 1`] = `
"import { ref } from 'vue'
export function setup() {
const n = ref(1), [__a, __b = 1, ...__c] = useFoo()
const a = ref(__a);
const b = ref(__b);
const c = ref(__c);
console.log(n.value, a.value, b.value, c.value)
return { n, a, b, c }
}
export default { setup }"
`;
exports[`SFC compile <script setup> ref: syntax sugar convert ref declarations 1`] = `
"import { ref } from 'vue'
export function setup() {
const a = ref(1)
const b = ref({
count: 0
})
let c = () => {}
let d
return { a, b, c, d }
}
export default { setup }"
`;
exports[`SFC compile <script setup> ref: syntax sugar multi ref declarations 1`] = `
"import { ref } from 'vue'
export function setup() {
const a = ref(1), b = ref(2), c = ref({
count: 0
})
return { a, b, c }
}
export default { setup }"
`;
exports[`SFC compile <script setup> ref: syntax sugar mutating ref binding 1`] = `
"import { ref } from 'vue'
export function setup() {
const a = ref(1)
const b = ref({ count: 0 })
function inc() {
a.value++
a.value = a.value + 1
b.value.count++
b.value.count = b.value.count + 1
}
return { a, b, inc }
}
export default { setup }"
`;
exports[`SFC compile <script setup> ref: syntax sugar nested destructure 1`] = `
"import { ref } from 'vue'
export function setup() {
const [{ a: { b: __b }}] = useFoo()
const b = ref(__b);
const { c: [__d, __e] } = useBar()
const d = ref(__d);
const e = ref(__e);
console.log(b.value, d.value, e.value)
return { b, d, e }
}
export default { setup }"
`;
exports[`SFC compile <script setup> ref: syntax sugar object destructure 1`] = `
"import { ref } from 'vue'
export function setup() {
const n = ref(1), { a: __a, b: __c, d: __d = 1, e: __f = 2, ...__g } = useFoo()
const a = ref(__a);
const c = ref(__c);
const d = ref(__d);
const f = ref(__f);
const g = ref(__g);
console.log(n.value, a.value, c.value, d.value, f.value, g.value)
return { n, a, c, d, f, g }
}
export default { setup }"
`;
exports[`SFC compile <script setup> ref: syntax sugar should not convert non ref labels 1`] = `
"export function setup() {
foo: a = 1, b = 2, c = {
count: 0
}
return { }
}
__default__.setup = setup
export default __default__"
export default { setup }"
`;
exports[`SFC compile <script setup> exports export default in <script setup> 1`] = `
"export function setup() {
exports[`SFC compile <script setup> ref: syntax sugar using ref binding in property shorthand 1`] = `
"import { ref } from 'vue'
const y = 1
return { y }
}
export function setup() {
const __default__ = {
props: ['foo']
}
__default__.setup = setup
export default __default__"
`;
exports[`SFC compile <script setup> exports export function x() {} 1`] = `
"export function setup() {
function x(){}
return { x }
const a = ref(1)
const b = { a: a.value }
function test() {
const { a } = b
}
return { a, b, test }
}
export default { setup }"
`;
exports[`SFC compile <script setup> import dedupe between <script> and <script setup> 1`] = `
exports[`SFC compile <script setup> should expose top level declarations 1`] = `
"import { x } from './x'
export function setup() {
x()
let a = 1
const b = 2
function c() {}
class d {}
return { }
}
export default { setup }"
`;
exports[`SFC compile <script setup> should extract comment for import or type declarations 1`] = `
"import a from 'a' // comment
import b from 'b'
export function setup() {
return { }
}
export default { setup }"
`;
exports[`SFC compile <script setup> should hoist imports 1`] = `
"import { ref } from 'vue'
export function setup() {
return { }
return { x, a, b, c, d }
}
export default { setup }"