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Refactor hydration path handling (#4918)

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* Refactor hydration path handling

* Remove old code

* Fix jsx strip

* Postprocess fix

* Handle jsx to tsx stuff

* Skip bigint tests

* Fix deno

* Try fix windows

* Fix windows

* Add more comments
This commit is contained in:
Bjorn Lu 2022-10-05 00:59:35 +08:00 • committed by GitHub
parent 61d26f3352
commit a6bb2694b4
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14 changed files with 137 additions and 44 deletions
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5
.changeset/honest-cats-invent.md Normal file
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@ -0,0 +1,5 @@
---
'astro': patch
---
Refactor hydration path handling

4
packages/astro/e2e/fixtures/pass-js/src/components/React.tsx
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@ -3,7 +3,9 @@ import { useState } from 'react';
interface Props { interface Props {
obj: BigNestedObject; obj: BigNestedObject;
num: bigint; // TODO: support BigInt in `astro:postprocess`
// num: bigint;
num: number;
arr: any[]; arr: any[];
map: Map<string, string>; map: Map<string, string>;
set: Set<string>; set: Set<string>;

3
packages/astro/e2e/fixtures/pass-js/src/pages/index.astro
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@ -30,7 +30,8 @@ set.add('test2');
</head> </head>
<body> <body>
<main> <main>
<Component client:load obj={obj} num={11n} arr={[0, "foo"]} map={map} set={set} /> <!-- TODO: support BigInt in `astro:postprocess` -->
<Component client:load obj={obj} num={11} arr={[0, "foo"]} map={map} set={set} />
</main> </main>
</body> </body>
</html> </html>

3
packages/astro/e2e/pass-js.test.js
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@ -32,7 +32,8 @@ test.describe('Passing JS into client components', () => {
await expect(regExpValue).toHaveText('ok'); await expect(regExpValue).toHaveText('ok');
}); });
test('BigInts', async ({ page }) => { // TODO: support BigInt in `astro:postprocess`
test.skip('BigInts', async ({ page }) => {
await page.goto('/'); await page.goto('/');
const bigIntType = await page.locator('#bigint-type'); const bigIntType = await page.locator('#bigint-type');

42
packages/astro/src/core/compile/compile.ts
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@ -1,11 +1,12 @@
import path from 'path';
import type { TransformResult } from '@astrojs/compiler'; import type { TransformResult } from '@astrojs/compiler';
import type { AstroConfig } from '../../@types/astro'; import type { AstroConfig } from '../../@types/astro';
import type { TransformStyle } from './types'; import type { TransformStyle } from './types';
import { transform } from '@astrojs/compiler'; import { transform } from '@astrojs/compiler';
import { AstroErrorCodes } from '../errors.js'; import { AstroErrorCodes } from '../errors.js';
import { prependForwardSlash } from '../path.js'; import { prependForwardSlash, removeLeadingForwardSlashWindows } from '../path.js';
import { AggregateError, viteID } from '../util.js'; import { AggregateError, resolveJsToTs, viteID } from '../util.js';
import { createStylePreprocessor } from './style.js'; import { createStylePreprocessor } from './style.js';
type CompilationCache = Map<string, CompileResult>; type CompilationCache = Map<string, CompileResult>;
@ -19,7 +20,6 @@ const configCache = new WeakMap<AstroConfig, CompilationCache>();
export interface CompileProps { export interface CompileProps {
config: AstroConfig; config: AstroConfig;
filename: string; filename: string;
moduleId: string;
source: string; source: string;
transformStyle: TransformStyle; transformStyle: TransformStyle;
} }
@ -27,7 +27,6 @@ export interface CompileProps {
async function compile({ async function compile({
config, config,
filename, filename,
moduleId,
source, source,
transformStyle, transformStyle,
}: CompileProps): Promise<CompileResult> { }: CompileProps): Promise<CompileResult> {
@ -38,8 +37,13 @@ async function compile({
// use `sourcemap: "both"` so that sourcemap is included in the code // use `sourcemap: "both"` so that sourcemap is included in the code
// result passed to esbuild, but also available in the catch handler. // result passed to esbuild, but also available in the catch handler.
const transformResult = await transform(source, { const transformResult = await transform(source, {
// For Windows compat, prepend the module ID with `/@fs` // For Windows compat, prepend filename with `/`.
pathname: `/@fs${prependForwardSlash(moduleId)}`, // Note this is required because the compiler uses URLs to parse and built paths.
// TODO: Ideally the compiler could expose a `resolvePath` function so that we can
// unify how we handle path in a bundler-agnostic way.
// At the meantime workaround with a slash and remove them in `astro:postprocess`
// when they are used in `client:component-path`.
pathname: prependForwardSlash(filename),
projectRoot: config.root.toString(), projectRoot: config.root.toString(),
site: config.site?.toString(), site: config.site?.toString(),
sourcefile: filename, sourcefile: filename,
@ -84,6 +88,32 @@ async function compile({
}, },
}); });
// Also fix path before returning. Example original resolvedPaths:
// - @astrojs/preact/client.js
// - @/components/Foo.vue
// - /Users/macos/project/src/Foo.vue
// - /C:/Windows/project/src/Foo.vue
for (const c of compileResult.clientOnlyComponents) {
c.resolvedPath = removeLeadingForwardSlashWindows(c.resolvedPath);
// The compiler trims .jsx by default, prevent this
if (c.specifier.endsWith('.jsx') && !c.resolvedPath.endsWith('.jsx')) {
c.resolvedPath += '.jsx';
}
if (path.isAbsolute(c.resolvedPath)) {
c.resolvedPath = resolveJsToTs(c.resolvedPath);
}
}
for (const c of compileResult.hydratedComponents) {
c.resolvedPath = removeLeadingForwardSlashWindows(c.resolvedPath);
// The compiler trims .jsx by default, prevent this
if (c.specifier.endsWith('.jsx') && !c.resolvedPath.endsWith('.jsx')) {
c.resolvedPath += '.jsx';
}
if (path.isAbsolute(c.resolvedPath)) {
c.resolvedPath = resolveJsToTs(c.resolvedPath);
}
}
return compileResult; return compileResult;
} }

4
packages/astro/src/core/path.ts
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@ -18,6 +18,10 @@ export function removeLeadingForwardSlash(path: string) {
return path.startsWith('/') ? path.substring(1) : path; return path.startsWith('/') ? path.substring(1) : path;
} }
export function removeLeadingForwardSlashWindows(path: string) {
return path.startsWith('/') && path[2] === ':' ? path.substring(1) : path;
}
export function trimSlashes(path: string) { export function trimSlashes(path: string) {
return path.replace(/^\/|\/$/g, ''); return path.replace(/^\/|\/$/g, '');
} }

17
packages/astro/src/core/render/dev/index.ts
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@ -16,7 +16,6 @@ import { render as coreRender } from '../core.js';
import { RouteCache } from '../route-cache.js'; import { RouteCache } from '../route-cache.js';
import { collectMdMetadata } from '../util.js'; import { collectMdMetadata } from '../util.js';
import { getStylesForURL } from './css.js'; import { getStylesForURL } from './css.js';
import { resolveClientDevPath } from './resolve.js';
import { getScriptsForURL } from './scripts.js'; import { getScriptsForURL } from './scripts.js';
export interface SSROptions { export interface SSROptions {
@ -180,12 +179,20 @@ export async function render(
origin, origin,
pathname, pathname,
scripts, scripts,
// Resolves specifiers in the inline hydrated scripts, such as "@astrojs/preact/client.js" // Resolves specifiers in the inline hydrated scripts, such as:
// - @astrojs/preact/client.js
// - @/components/Foo.vue
// - /Users/macos/project/src/Foo.vue
// - C:/Windows/project/src/Foo.vue (normalized slash)
async resolve(s: string) { async resolve(s: string) {
if (s.startsWith('/@fs')) { const url = await resolveIdToUrl(viteServer, s);
return resolveClientDevPath(s); // Vite does not resolve .jsx -> .tsx when coming from hydration script import,
// clip it so Vite is able to resolve implicitly.
if (url.startsWith('/@fs') && url.endsWith('.jsx')) {
return url.slice(0, -4);
} else {
return url;
} }
return await resolveIdToUrl(viteServer, s);
}, },
renderers, renderers,
request, request,

9
packages/astro/src/core/render/dev/resolve.ts
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@ -1,9 +0,0 @@
export function resolveClientDevPath(id: string) {
if (id.startsWith('/@fs')) {
// Vite does not resolve .jsx -> .tsx when coming from the client, so clip the extension.
if (id.endsWith('.jsx')) {
return id.slice(0, id.length - 4);
}
}
return id;
}

17
packages/astro/src/core/util.ts
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@ -216,8 +216,13 @@ export function getLocalAddress(serverAddress: string, host: string | boolean):
* through a script tag or a dynamic import as-is. * through a script tag or a dynamic import as-is.
*/ */
// NOTE: `/@id/` should only be used when the id is fully resolved // NOTE: `/@id/` should only be used when the id is fully resolved
// TODO: Export a helper util from Vite
export async function resolveIdToUrl(viteServer: ViteDevServer, id: string) { export async function resolveIdToUrl(viteServer: ViteDevServer, id: string) {
const result = await viteServer.pluginContainer.resolveId(id); let result = await viteServer.pluginContainer.resolveId(id, undefined);
// Try resolve jsx to tsx
if (!result && id.endsWith('.jsx')) {
result = await viteServer.pluginContainer.resolveId(id.slice(0, -4), undefined);
}
if (!result) { if (!result) {
return VALID_ID_PREFIX + id; return VALID_ID_PREFIX + id;
} }
@ -227,6 +232,16 @@ export async function resolveIdToUrl(viteServer: ViteDevServer, id: string) {
return VALID_ID_PREFIX + result.id; return VALID_ID_PREFIX + result.id;
} }
export function resolveJsToTs(filePath: string) {
if (filePath.endsWith('.jsx') && !fs.existsSync(filePath)) {
const tryPath = filePath.slice(0, -4) + '.tsx';
if (fs.existsSync(tryPath)) {
return tryPath;
}
}
return filePath;
}
export const AggregateError = export const AggregateError =
typeof globalThis.AggregateError !== 'undefined' typeof globalThis.AggregateError !== 'undefined'
? globalThis.AggregateError ? globalThis.AggregateError

13
packages/astro/src/jsx/babel.ts
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@ -1,7 +1,8 @@
import type { PluginObj } from '@babel/core'; import type { PluginObj } from '@babel/core';
import * as t from '@babel/types'; import * as t from '@babel/types';
import { pathToFileURL } from 'node:url'; import npath from 'path';
import { resolveClientDevPath } from '../core/render/dev/resolve.js'; import { normalizePath } from 'vite';
import { resolveJsToTs } from '../core/util.js';
import { HydrationDirectiveProps } from '../runtime/server/hydration.js'; import { HydrationDirectiveProps } from '../runtime/server/hydration.js';
import type { PluginMetadata } from '../vite-plugin-astro/types'; import type { PluginMetadata } from '../vite-plugin-astro/types';
@ -218,8 +219,8 @@ export default function astroJSX(): PluginObj {
if (meta) { if (meta) {
let resolvedPath: string; let resolvedPath: string;
if (meta.path.startsWith('.')) { if (meta.path.startsWith('.')) {
const fileURL = pathToFileURL(state.filename!); resolvedPath = normalizePath(npath.resolve(npath.dirname(state.filename!), meta.path));
resolvedPath = resolveClientDevPath(`/@fs${new URL(meta.path, fileURL).pathname}`); resolvedPath = resolveJsToTs(resolvedPath);
} else { } else {
resolvedPath = meta.path; resolvedPath = meta.path;
} }
@ -298,8 +299,8 @@ export default function astroJSX(): PluginObj {
} }
let resolvedPath: string; let resolvedPath: string;
if (meta.path.startsWith('.')) { if (meta.path.startsWith('.')) {
const fileURL = pathToFileURL(state.filename!); resolvedPath = normalizePath(npath.resolve(npath.dirname(state.filename!), meta.path));
resolvedPath = resolveClientDevPath(`/@fs${new URL(meta.path, fileURL).pathname}`); resolvedPath = resolveJsToTs(resolvedPath);
} else { } else {
resolvedPath = meta.path; resolvedPath = meta.path;
} }

20
packages/astro/src/runtime/server/metadata.ts
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@ -1,3 +1,5 @@
import { removeLeadingForwardSlashWindows } from '../../core/path.js';
interface ModuleInfo { interface ModuleInfo {
module: Record<string, any>; module: Record<string, any>;
specifier: string; specifier: string;
@ -17,13 +19,14 @@ interface CreateMetadataOptions {
} }
export class Metadata { export class Metadata {
public mockURL: URL; public filePath: string;
public modules: ModuleInfo[]; public modules: ModuleInfo[];
public hoisted: any[]; public hoisted: any[];
public hydratedComponents: any[]; public hydratedComponents: any[];
public clientOnlyComponents: any[]; public clientOnlyComponents: any[];
public hydrationDirectives: Set<string>; public hydrationDirectives: Set<string>;
private mockURL: URL;
private metadataCache: Map<any, ComponentMetadata | null>; private metadataCache: Map<any, ComponentMetadata | null>;
constructor(filePathname: string, opts: CreateMetadataOptions) { constructor(filePathname: string, opts: CreateMetadataOptions) {
@ -32,20 +35,21 @@ export class Metadata {
this.hydratedComponents = opts.hydratedComponents; this.hydratedComponents = opts.hydratedComponents;
this.clientOnlyComponents = opts.clientOnlyComponents; this.clientOnlyComponents = opts.clientOnlyComponents;
this.hydrationDirectives = opts.hydrationDirectives; this.hydrationDirectives = opts.hydrationDirectives;
this.filePath = removeLeadingForwardSlashWindows(filePathname);
this.mockURL = new URL(filePathname, 'http://example.com'); this.mockURL = new URL(filePathname, 'http://example.com');
this.metadataCache = new Map<any, ComponentMetadata | null>(); this.metadataCache = new Map<any, ComponentMetadata | null>();
} }
resolvePath(specifier: string): string { resolvePath(specifier: string): string {
if (specifier.startsWith('.')) { if (specifier.startsWith('.')) {
const resolved = new URL(specifier, this.mockURL).pathname; // NOTE: ideally we should use `path.resolve` here, but this is part
// Vite does not resolve .jsx -> .tsx when coming from the client, so clip the extension. // of server output code, which needs to work on platform that doesn't
if (resolved.startsWith('/@fs') && resolved.endsWith('.jsx')) { // have the `path` module. Use `URL` here since we deal with posix only.
return resolved.slice(0, resolved.length - 4); const url = new URL(specifier, this.mockURL);
} return removeLeadingForwardSlashWindows(decodeURI(url.pathname));
return resolved; } else {
return specifier;
} }
return specifier;
} }
getPath(Component: any): string | null { getPath(Component: any): string | null {

40
packages/astro/src/vite-plugin-astro-postprocess/index.ts
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@ -1,12 +1,21 @@
import npath from 'path';
import { parse as babelParser } from '@babel/parser'; import { parse as babelParser } from '@babel/parser';
import type { ArrowFunctionExpressionKind, CallExpressionKind } from 'ast-types/gen/kinds'; import type {
ArrowFunctionExpressionKind,
CallExpressionKind,
StringLiteralKind,
} from 'ast-types/gen/kinds';
import type { NodePath } from 'ast-types/lib/node-path'; import type { NodePath } from 'ast-types/lib/node-path';
import { parse, print, types, visit } from 'recast'; import { parse, print, types, visit } from 'recast';
import type { Plugin } from 'vite'; import type { Plugin } from 'vite';
import type { AstroSettings } from '../@types/astro'; import type { AstroSettings } from '../@types/astro';
import { removeLeadingForwardSlashWindows } from '../core/path.js';
import { resolveJsToTs } from '../core/util.js';
// Check for `Astro.glob()`. Be very forgiving of whitespace. False positives are okay. // Check for `Astro.glob()`. Be very forgiving of whitespace. False positives are okay.
const ASTRO_GLOB_REGEX = /Astro2?\s*\.\s*glob\s*\(/; const ASTRO_GLOB_REGEX = /Astro2?\s*\.\s*glob\s*\(/;
const CLIENT_COMPONENT_PATH_REGEX = /['"]client:component-path['"]:/;
interface AstroPluginOptions { interface AstroPluginOptions {
settings: AstroSettings; settings: AstroSettings;
} }
@ -25,7 +34,7 @@ export default function astro(_opts: AstroPluginOptions): Plugin {
// Optimization: Detect usage with a quick string match. // Optimization: Detect usage with a quick string match.
// Only perform the transform if this function is found // Only perform the transform if this function is found
if (!ASTRO_GLOB_REGEX.test(code)) { if (!ASTRO_GLOB_REGEX.test(code) && !CLIENT_COMPONENT_PATH_REGEX.test(code)) {
return null; return null;
} }
@ -76,6 +85,33 @@ export default function astro(_opts: AstroPluginOptions): Plugin {
); );
return false; return false;
}, },
visitObjectProperty: function (path) {
// Filter out none 'client:component-path' properties
if (
!types.namedTypes.StringLiteral.check(path.node.key) ||
path.node.key.value !== 'client:component-path' ||
!types.namedTypes.StringLiteral.check(path.node.value)
) {
this.traverse(path);
return;
}
// Patch up client:component-path value that has leading slash on Windows.
// See `compile.ts` for more details, this will be fixed in the Astro compiler.
const valuePath = path.get('value') as NodePath;
let value = valuePath.value.value;
value = removeLeadingForwardSlashWindows(value);
// Add back `.jsx` stripped by the compiler by loosely checking the code
if (code.includes(npath.basename(value) + '.jsx')) {
value += '.jsx';
}
value = resolveJsToTs(value);
valuePath.replace({
type: 'StringLiteral',
value,
} as StringLiteralKind);
return false;
},
}); });
const result = print(ast); const result = print(ast);

3
packages/astro/src/vite-plugin-astro/index.ts
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@ -127,7 +127,6 @@ export default function astro({ settings, logging }: AstroPluginOptions): vite.P
const compileProps: CompileProps = { const compileProps: CompileProps = {
config, config,
filename, filename,
moduleId: id,
source, source,
transformStyle: createTransformStyles(styleTransformer, filename, Boolean(opts?.ssr), this), transformStyle: createTransformStyles(styleTransformer, filename, Boolean(opts?.ssr), this),
}; };
@ -223,7 +222,6 @@ export default function astro({ settings, logging }: AstroPluginOptions): vite.P
const compileProps: CompileProps = { const compileProps: CompileProps = {
config, config,
filename, filename,
moduleId: id,
source, source,
transformStyle: createTransformStyles(styleTransformer, filename, Boolean(opts?.ssr), this), transformStyle: createTransformStyles(styleTransformer, filename, Boolean(opts?.ssr), this),
}; };
@ -346,7 +344,6 @@ ${source}
const compileProps: CompileProps = { const compileProps: CompileProps = {
config, config,
filename: context.file, filename: context.file,
moduleId: context.file,
source: await context.read(), source: await context.read(),
transformStyle: createTransformStyles(styleTransformer, context.file, true), transformStyle: createTransformStyles(styleTransformer, context.file, true),
}; };

1
packages/astro/src/vite-plugin-markdown-legacy/index.ts
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@ -211,7 +211,6 @@ ${setup}`.trim();
const compileProps: CompileProps = { const compileProps: CompileProps = {
config, config,
filename, filename,
moduleId: id,
source: astroResult, source: astroResult,
transformStyle: createTransformStyles( transformStyle: createTransformStyles(
styleTransformer, styleTransformer,