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feat(ssr): compiler-ssr support for Suspense
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| import { compile } from '../src' | ||
|
|
||
| describe('ssr compile: portal', () => { | ||
| test('should work', () => { | ||
| expect(compile(`<portal :target="target"><div/></portal>`).code) | ||
| .toMatchInlineSnapshot(` | ||
| "const { ssrRenderPortal: _ssrRenderPortal } = require(\\"@vue/server-renderer\\") | ||
| return function ssrRender(_ctx, _push, _parent) { | ||
| _ssrRenderPortal((_push) => { | ||
| _push(\`<div></div>\`) | ||
| }, _ctx.target, _parent) | ||
| }" | ||
| `) | ||
| }) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| import { compile } from '../src' | ||
|
|
||
| describe('ssr compile: suspense', () => { | ||
| test('implicit default', () => { | ||
| expect(compile(`<suspense><foo/></suspense>`).code).toMatchInlineSnapshot(` | ||
| "const { resolveComponent: _resolveComponent } = require(\\"vue\\") | ||
| const { ssrRenderComponent: _ssrRenderComponent, ssrRenderSuspense: _ssrRenderSuspense } = require(\\"@vue/server-renderer\\") | ||
| return function ssrRender(_ctx, _push, _parent) { | ||
| const _component_foo = _resolveComponent(\\"foo\\") | ||
| _push(_ssrRenderSuspense({ | ||
| default: (_push) => { | ||
| _push(_ssrRenderComponent(_component_foo, null, null, _parent)) | ||
| }, | ||
| _: 1 | ||
| })) | ||
| }" | ||
| `) | ||
| }) | ||
|
|
||
| test('explicit slots', () => { | ||
| expect( | ||
| compile(`<suspense> | ||
| <template #default> | ||
| <foo/> | ||
| </template> | ||
| <template #fallback> | ||
| loading... | ||
| </template> | ||
| </suspense>`).code | ||
| ).toMatchInlineSnapshot(` | ||
| "const { resolveComponent: _resolveComponent } = require(\\"vue\\") | ||
| const { ssrRenderComponent: _ssrRenderComponent, ssrRenderSuspense: _ssrRenderSuspense } = require(\\"@vue/server-renderer\\") | ||
| return function ssrRender(_ctx, _push, _parent) { | ||
| const _component_foo = _resolveComponent(\\"foo\\") | ||
| _push(_ssrRenderSuspense({ | ||
| default: (_push) => { | ||
| _push(_ssrRenderComponent(_component_foo, null, null, _parent)) | ||
| }, | ||
| fallback: (_push) => { | ||
| _push(\` loading... \`) | ||
| }, | ||
| _: 1 | ||
| })) | ||
| }" | ||
| `) | ||
| }) | ||
| }) |
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60 changes: 60 additions & 0 deletions
60
packages/compiler-ssr/src/transforms/ssrTransformPortal.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| import { | ||
| ComponentNode, | ||
| findProp, | ||
| JSChildNode, | ||
| NodeTypes, | ||
| createSimpleExpression, | ||
| createFunctionExpression, | ||
| createCallExpression | ||
| } from '@vue/compiler-dom' | ||
| import { | ||
| SSRTransformContext, | ||
| processChildrenAsStatement | ||
| } from '../ssrCodegenTransform' | ||
| import { createSSRCompilerError, SSRErrorCodes } from '../errors' | ||
| import { SSR_RENDER_PORTAL } from '../runtimeHelpers' | ||
|
|
||
| // Note: this is a 2nd-pass codegen transform. | ||
| export function ssrProcessPortal( | ||
| node: ComponentNode, | ||
| context: SSRTransformContext | ||
| ) { | ||
| const targetProp = findProp(node, 'target') | ||
| if (!targetProp) { | ||
| context.onError( | ||
| createSSRCompilerError(SSRErrorCodes.X_SSR_NO_PORTAL_TARGET, node.loc) | ||
| ) | ||
| return | ||
| } | ||
|
|
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| let target: JSChildNode | ||
| if (targetProp.type === NodeTypes.ATTRIBUTE && targetProp.value) { | ||
| target = createSimpleExpression(targetProp.value.content, true) | ||
| } else if (targetProp.type === NodeTypes.DIRECTIVE && targetProp.exp) { | ||
| target = targetProp.exp | ||
| } else { | ||
| context.onError( | ||
| createSSRCompilerError( | ||
| SSRErrorCodes.X_SSR_NO_PORTAL_TARGET, | ||
| targetProp.loc | ||
| ) | ||
| ) | ||
| return | ||
| } | ||
|
|
||
| const contentRenderFn = createFunctionExpression( | ||
| [`_push`], | ||
| undefined, // Body is added later | ||
| true, // newline | ||
| false, // isSlot | ||
| node.loc | ||
| ) | ||
| contentRenderFn.body = processChildrenAsStatement(node.children, context) | ||
| context.pushStatement( | ||
| createCallExpression(context.helper(SSR_RENDER_PORTAL), [ | ||
| contentRenderFn, | ||
| target, | ||
| `_parent` | ||
| ]) | ||
| ) | ||
| } |
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