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matthewp 2022-06-15 12:52:13 +00:00 committed by github-actions[bot]
parent fc52321a88
commit f1f207839a
7 changed files with 92 additions and 98 deletions
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4
packages/astro/src/@types/astro.ts
View file

@ -772,9 +772,7 @@ export interface MarkdownInstance<T extends Record<string, any>> {
}>; }>;
} }
export type GetHydrateCallback = () => Promise< export type GetHydrateCallback = () => Promise<() => void | Promise<void>>;
() => void | Promise<void>
>;
/** /**
* getStaticPaths() options * getStaticPaths() options

54
packages/astro/src/runtime/server/astro-island.ts
View file

@ -8,43 +8,42 @@
} }
const propTypes: PropTypeSelector = { const propTypes: PropTypeSelector = {
0: value => value, 0: (value) => value,
1: value => JSON.parse(value, reviver), 1: (value) => JSON.parse(value, reviver),
2: value => new RegExp(value), 2: (value) => new RegExp(value),
3: value => new Date(value), 3: (value) => new Date(value),
4: value => new Map(JSON.parse(value, reviver)), 4: (value) => new Map(JSON.parse(value, reviver)),
5: value => new Set(JSON.parse(value, reviver)), 5: (value) => new Set(JSON.parse(value, reviver)),
6: value => BigInt(value), 6: (value) => BigInt(value),
7: value => new URL(value), 7: (value) => new URL(value),
}; };
const reviver = (propKey: string, raw: string): any => { const reviver = (propKey: string, raw: string): any => {
if(propKey === '' || !Array.isArray(raw)) return raw; if (propKey === '' || !Array.isArray(raw)) return raw;
const [type, value] = raw; const [type, value] = raw;
return (type in propTypes) ? propTypes[type](value) : undefined; return type in propTypes ? propTypes[type](value) : undefined;
}; };
if(!customElements.get('astro-island')) { if (!customElements.get('astro-island')) {
customElements.define('astro-island', class extends HTMLElement { customElements.define(
'astro-island',
class extends HTMLElement {
public Component: any; public Component: any;
public hydrator: any; public hydrator: any;
static observedAttributes = ['props']; static observedAttributes = ['props'];
async connectedCallback(){ async connectedCallback() {
const [ { default: setup } ] = await Promise.all([ const [{ default: setup }] = await Promise.all([
import(this.getAttribute('directive-url')!), import(this.getAttribute('directive-url')!),
import(this.getAttribute('before-hydration-url')!) import(this.getAttribute('before-hydration-url')!),
]); ]);
window.addEventListener('astro:hydrate', this.hydrate); window.addEventListener('astro:hydrate', this.hydrate);
const opts = JSON.parse(this.getAttribute('opts')!); const opts = JSON.parse(this.getAttribute('opts')!);
setup(this, opts, async () => { setup(this, opts, async () => {
const rendererUrl = this.getAttribute('renderer-url'); const rendererUrl = this.getAttribute('renderer-url');
const [ const [componentModule, { default: hydrator }] = await Promise.all([
componentModule,
{ default: hydrator }
] = await Promise.all([
import(this.getAttribute('component-url')!), import(this.getAttribute('component-url')!),
rendererUrl ? import(rendererUrl) : () => () => {} rendererUrl ? import(rendererUrl) : () => () => {},
]); ]);
this.Component = componentModule[this.getAttribute('component-export') || 'default']; this.Component = componentModule[this.getAttribute('component-export') || 'default'];
this.hydrator = hydrator; this.hydrator = hydrator;
@ -52,7 +51,7 @@
}); });
} }
hydrate = () => { hydrate = () => {
if(!this.hydrator || this.parentElement?.closest('astro-island[ssr]')) { if (!this.hydrator || this.parentElement?.closest('astro-island[ssr]')) {
return; return;
} }
let innerHTML: string | null = null; let innerHTML: string | null = null;
@ -68,17 +67,20 @@
} else if (fragment) { } else if (fragment) {
innerHTML = fragment.innerHTML; innerHTML = fragment.innerHTML;
} }
const props = this.hasAttribute('props') ? JSON.parse(this.getAttribute('props')!, reviver) : {}; const props = this.hasAttribute('props')
? JSON.parse(this.getAttribute('props')!, reviver)
: {};
this.hydrator(this)(this.Component, props, innerHTML, { this.hydrator(this)(this.Component, props, innerHTML, {
client: this.getAttribute('client') client: this.getAttribute('client'),
}); });
this.removeAttribute('ssr'); this.removeAttribute('ssr');
window.removeEventListener('astro:hydrate', this.hydrate); window.removeEventListener('astro:hydrate', this.hydrate);
window.dispatchEvent(new CustomEvent('astro:hydrate')); window.dispatchEvent(new CustomEvent('astro:hydrate'));
} };
attributeChangedCallback() { attributeChangedCallback() {
if(this.hydrator) this.hydrate(); if (this.hydrator) this.hydrate();
} }
}); }
);
} }
} }

21
packages/astro/src/runtime/server/hydration.ts
View file

@ -5,8 +5,8 @@ import type {
SSRResult, SSRResult,
} from '../../@types/astro'; } from '../../@types/astro';
import { escapeHTML } from './escape.js'; import { escapeHTML } from './escape.js';
import { hydrationSpecifier, serializeListValue } from './util.js';
import { serializeProps } from './serialize.js'; import { serializeProps } from './serialize.js';
import { hydrationSpecifier, serializeListValue } from './util.js';
const HydrationDirectives = ['load', 'idle', 'media', 'visible', 'only']; const HydrationDirectives = ['load', 'idle', 'media', 'visible', 'only'];
@ -95,11 +95,6 @@ interface HydrateScriptOptions {
props: Record<string | number, any>; props: Record<string | number, any>;
} }
/** For hydrated components, generate a <script type="module"> to load the component */ /** For hydrated components, generate a <script type="module"> to load the component */
export async function generateHydrateScript( export async function generateHydrateScript(
scriptOptions: HydrateScriptOptions, scriptOptions: HydrateScriptOptions,
@ -118,15 +113,15 @@ export async function generateHydrateScript(
children: '', children: '',
props: { props: {
// This is for HMR, probably can avoid it in prod // This is for HMR, probably can avoid it in prod
uid: astroId uid: astroId,
} },
}; };
// Add component url // Add component url
island.props['component-url'] = await result.resolve(componentUrl); island.props['component-url'] = await result.resolve(componentUrl);
// Add renderer url // Add renderer url
if(renderer.clientEntrypoint) { if (renderer.clientEntrypoint) {
island.props['component-export'] = componentExport.value; island.props['component-export'] = componentExport.value;
island.props['renderer-url'] = await result.resolve(renderer.clientEntrypoint); island.props['renderer-url'] = await result.resolve(renderer.clientEntrypoint);
island.props['props'] = escapeHTML(serializeProps(props)); island.props['props'] = escapeHTML(serializeProps(props));
@ -136,10 +131,12 @@ export async function generateHydrateScript(
island.props['client'] = hydrate; island.props['client'] = hydrate;
island.props['directive-url'] = await result.resolve(hydrationSpecifier(hydrate)); island.props['directive-url'] = await result.resolve(hydrationSpecifier(hydrate));
island.props['before-hydration-url'] = await result.resolve('astro:scripts/before-hydration.js'); island.props['before-hydration-url'] = await result.resolve('astro:scripts/before-hydration.js');
island.props['opts'] = escapeHTML(JSON.stringify({ island.props['opts'] = escapeHTML(
JSON.stringify({
name: metadata.displayName, name: metadata.displayName,
value: metadata.hydrateArgs || '' value: metadata.hydrateArgs || '',
})) })
);
return island; return island;
} }

19
packages/astro/src/runtime/server/index.ts
View file

@ -8,12 +8,12 @@ import type {
SSRLoadedRenderer, SSRLoadedRenderer,
SSRResult, SSRResult,
} from '../../@types/astro'; } from '../../@types/astro';
import islandScript from './astro-island.prebuilt.js';
import { escapeHTML, HTMLString, markHTMLString } from './escape.js'; import { escapeHTML, HTMLString, markHTMLString } from './escape.js';
import { extractDirectives, generateHydrateScript } from './hydration.js'; import { extractDirectives, generateHydrateScript } from './hydration.js';
import { serializeProps } from './serialize.js';
import { shorthash } from './shorthash.js'; import { shorthash } from './shorthash.js';
import { serializeListValue } from './util.js'; import { serializeListValue } from './util.js';
import islandScript from './astro-island.prebuilt.js';
import { serializeProps } from './serialize.js';
export { markHTMLString, markHTMLString as unescapeHTML } from './escape.js'; export { markHTMLString, markHTMLString as unescapeHTML } from './escape.js';
export type { Metadata } from './metadata'; export type { Metadata } from './metadata';
@ -33,7 +33,7 @@ const svgEnumAttributes = /^(autoReverse|externalResourcesRequired|focusable|pre
const resultsWithHydrationScript = new WeakSet<SSRResult>(); const resultsWithHydrationScript = new WeakSet<SSRResult>();
function determineIfNeedsHydrationScript(result: SSRResult): boolean { function determineIfNeedsHydrationScript(result: SSRResult): boolean {
if(resultsWithHydrationScript.has(result)) { if (resultsWithHydrationScript.has(result)) {
return false; return false;
} }
resultsWithHydrationScript.add(result); resultsWithHydrationScript.add(result);
@ -342,19 +342,17 @@ If you're still stuck, please open an issue on GitHub or join us at https://astr
const needsAstroTemplate = children && !/<\/?astro-fragment\>/.test(html); const needsAstroTemplate = children && !/<\/?astro-fragment\>/.test(html);
const template = needsAstroTemplate ? `<template data-astro-template>${children}</template>` : ''; const template = needsAstroTemplate ? `<template data-astro-template>${children}</template>` : '';
if(needsAstroTemplate) { if (needsAstroTemplate) {
island.props.tmpl = ''; island.props.tmpl = '';
} }
island.children = `${ island.children = `${html ?? ''}${template}`;
html ?? ''
}${template}`;
// Add the astro-island definition only once. Since the SSRResult object // Add the astro-island definition only once. Since the SSRResult object
// is scoped to a page renderer we can use it as a key to know if the script // is scoped to a page renderer we can use it as a key to know if the script
// has been rendered or not. // has been rendered or not.
let script = ''; let script = '';
if(needsHydrationScript) { if (needsHydrationScript) {
// Note that this is a class script, not a module script. // Note that this is a class script, not a module script.
// This is so that it executes immediate, and when the browser encounters // This is so that it executes immediate, and when the browser encounters
// an astro-island element the callbacks will fire immediately, causing the JS // an astro-island element the callbacks will fire immediately, causing the JS
@ -362,10 +360,7 @@ If you're still stuck, please open an issue on GitHub or join us at https://astr
script = `<script>${islandScript}</script>`; script = `<script>${islandScript}</script>`;
} }
return markHTMLString( return markHTMLString(script + renderElement('astro-island', island, false));
script +
renderElement('astro-island', island, false)
);
} }
/** Create the Astro.fetchContent() runtime function. */ /** Create the Astro.fetchContent() runtime function. */

10
packages/astro/src/runtime/server/serialize.ts
View file

@ -16,14 +16,16 @@ function serializeArray(value: any[]): any[] {
} }
function serializeObject(value: Record<any, any>): Record<any, any> { function serializeObject(value: Record<any, any>): Record<any, any> {
return Object.fromEntries(Object.entries(value).map(([k, v]) => { return Object.fromEntries(
Object.entries(value).map(([k, v]) => {
return [k, convertToSerializedForm(v)]; return [k, convertToSerializedForm(v)];
})); })
);
} }
function convertToSerializedForm(value: any): [ValueOf<typeof PROP_TYPE>, any] { function convertToSerializedForm(value: any): [ValueOf<typeof PROP_TYPE>, any] {
const tag = Object.prototype.toString.call(value); const tag = Object.prototype.toString.call(value);
switch(tag) { switch (tag) {
case '[object Date]': { case '[object Date]': {
return [PROP_TYPE.Date, (value as Date).toISOString()]; return [PROP_TYPE.Date, (value as Date).toISOString()];
} }
@ -46,7 +48,7 @@ function convertToSerializedForm(value: any): [ValueOf<typeof PROP_TYPE>, any] {
return [PROP_TYPE.JSON, JSON.stringify(serializeArray(value))]; return [PROP_TYPE.JSON, JSON.stringify(serializeArray(value))];
} }
default: { default: {
if(typeof value === 'object') { if (typeof value === 'object') {
return [PROP_TYPE.Value, serializeObject(value)]; return [PROP_TYPE.Value, serializeObject(value)];
} else { } else {
return [PROP_TYPE.Value, value]; return [PROP_TYPE.Value, value];

6
scripts/cmd/prebuild.js
View file

@ -7,7 +7,7 @@ import { pathToFileURL, fileURLToPath } from 'url';
export default async function prebuild(...args) { export default async function prebuild(...args) {
let buildToString = args.indexOf('--to-string'); let buildToString = args.indexOf('--to-string');
if(buildToString !== -1) { if (buildToString !== -1) {
args.splice(buildToString, 1); args.splice(buildToString, 1);
buildToString = true; buildToString = true;
} }
@ -33,10 +33,10 @@ export default async function prebuild(...args) {
const tscode = await fs.promises.readFile(filepath, 'utf-8'); const tscode = await fs.promises.readFile(filepath, 'utf-8');
const esbuildresult = await esbuild.transform(tscode, { const esbuildresult = await esbuild.transform(tscode, {
loader: 'ts', loader: 'ts',
minify: true minify: true,
}); });
const rootURL = new URL('../../', import.meta.url); const rootURL = new URL('../../', import.meta.url);
const rel = path.relative(fileURLToPath(rootURL), filepath) const rel = path.relative(fileURLToPath(rootURL), filepath);
const mod = `/** const mod = `/**
* This file is prebuilt from ${rel} * This file is prebuilt from ${rel}
* Do not edit this directly, but instead edit that file and rerun the prebuild * Do not edit this directly, but instead edit that file and rerun the prebuild