Files
Fluxup_PAP/node_modules/babel-preset-expo/build/client-module-proxy-plugin.js
2026-03-10 16:18:05 +00:00

227 lines
14 KiB
JavaScript

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.reactClientReferencesPlugin = reactClientReferencesPlugin;
const node_path_1 = require("node:path");
const node_url_1 = __importDefault(require("node:url"));
const common_1 = require("./common");
function reactClientReferencesPlugin(api) {
const { template, types } = api;
const isReactServer = api.caller(common_1.getIsReactServer);
const possibleProjectRoot = api.caller(common_1.getPossibleProjectRoot);
return {
name: 'expo-client-references',
visitor: {
Program(path, state) {
const isUseClient = path.node.directives.some((directive) => directive.value.value === 'use client' ||
// Convert DOM Components to client proxies in React Server environments.
directive.value.value === 'use dom');
// TODO: use server can be added to scopes inside of the file. https://github.com/facebook/react/blob/29fbf6f62625c4262035f931681c7b7822ca9843/packages/react-server-dom-webpack/src/ReactFlightWebpackNodeRegister.js#L55
const isUseServer = path.node.directives.some((directive) => directive.value.value === 'use server');
if (isUseClient && isUseServer) {
throw path.buildCodeFrameError('It\'s not possible to have both "use client" and "use server" directives in the same file.');
}
if (!isUseClient && !isUseServer) {
return;
}
const filePath = state.file.opts.filename;
if (!filePath) {
// This can happen in tests or systems that use Babel standalone.
throw new Error('[Babel] Expected a filename to be set in the state');
}
const projectRoot = possibleProjectRoot || state.file.opts.root || '';
// TODO: Replace with opaque paths in production.
const outputKey = './' + (0, common_1.toPosixPath)((0, node_path_1.relative)(projectRoot, filePath));
// const outputKey = isProd
// ? './' + getRelativePath(projectRoot, filePath)
// : url.pathToFileURL(filePath).href;
function iterateExports(callback, type) {
const exportNames = new Set();
// Collect all of the exports
path.traverse({
ExportNamedDeclaration(exportPath) {
if (exportPath.node.declaration) {
if (exportPath.node.declaration.type === 'VariableDeclaration') {
exportPath.node.declaration.declarations.forEach((declaration) => {
if (declaration.id.type === 'Identifier') {
const exportName = declaration.id.name;
exportNames.add(exportName);
callback(exportName, exportPath);
}
});
}
else if (exportPath.node.declaration.type === 'FunctionDeclaration') {
const exportName = exportPath.node.declaration.id?.name;
if (exportName) {
exportNames.add(exportName);
callback(exportName, exportPath);
}
}
else if (exportPath.node.declaration.type === 'ClassDeclaration') {
const exportName = exportPath.node.declaration.id?.name;
if (exportName) {
exportNames.add(exportName);
callback(exportName, exportPath);
}
}
else if (![
'InterfaceDeclaration',
'TSInterfaceDeclaration',
'TSTypeAliasDeclaration',
'TypeAlias',
].includes(exportPath.node.declaration.type)) {
// TODO: What is this type?
console.warn(`[babel-preset-expo] Unsupported export specifier for "use ${type}":`, exportPath.node.declaration.type);
}
}
else {
exportPath.node.specifiers.forEach((specifier) => {
if (types.isIdentifier(specifier.exported)) {
const exportName = specifier.exported.name;
exportNames.add(exportName);
callback(exportName, exportPath);
}
else {
// TODO: What is this type?
console.warn(`[babel-preset-expo] Unsupported export specifier for "use ${type}":`, specifier);
}
});
}
},
ExportDefaultDeclaration(path) {
exportNames.add('default');
callback('default', path);
},
ExportAllDeclaration(exportPath) {
if (exportPath.node.source) {
// exportNames.add('*');
callback('*', exportPath);
}
},
});
return exportNames;
}
// File starts with "use client" directive.
if (isUseServer) {
if (isReactServer) {
// The "use server" transform for react-server is in a different plugin.
return;
}
// Assert that assignment to `module.exports` or `exports` is not allowed.
path.traverse({
AssignmentExpression(path) {
if (types.isMemberExpression(path.node.left) &&
'name' in path.node.left.object &&
(path.node.left.object.name === 'module' ||
path.node.left.object.name === 'exports')) {
throw path.buildCodeFrameError('Assignment to `module.exports` or `exports` is not allowed in a "use server" file. Only async functions can be exported.');
}
},
// Also check Object.assign
CallExpression(path) {
if (types.isMemberExpression(path.node.callee) &&
'name' in path.node.callee.property &&
'name' in path.node.callee.object &&
path.node.callee.property.name === 'assign' &&
(path.node.callee.object.name === 'Object' ||
path.node.callee.object.name === 'exports')) {
throw path.buildCodeFrameError('Assignment to `module.exports` or `exports` is not allowed in a "use server" file. Only async functions can be exported.');
}
},
});
// Handle "use server" in the client.
const proxyModule = [
`import { createServerReference } from 'react-server-dom-webpack/client';`,
`import { callServerRSC } from 'expo-router/rsc/internal';`,
];
const getProxy = (exportName) => {
return `createServerReference(${JSON.stringify(`${outputKey}#${exportName}`)}, callServerRSC)`;
};
const pushProxy = (exportName, path) => {
if (exportName === 'default') {
proxyModule.push(`export default ${getProxy(exportName)};`);
}
else if (exportName === '*') {
throw path.buildCodeFrameError('Re-exporting all modules is not supported in a "use server" file. Only async functions can be exported.');
}
else {
proxyModule.push(`export const ${exportName} = ${getProxy(exportName)};`);
}
};
// We need to add all of the exports to support `export * from './module'` which iterates the keys of the module.
// Collect all of the exports
const proxyExports = iterateExports(pushProxy, 'client');
// Clear the body
path.node.body = [];
path.node.directives = [];
path.pushContainer('body', template.ast(proxyModule.join('\n')));
assertExpoMetadata(state.file.metadata);
// Store the proxy export names for testing purposes.
state.file.metadata.proxyExports = [...proxyExports];
// Save the server action reference in the metadata.
state.file.metadata.reactServerReference = node_url_1.default.pathToFileURL(filePath).href;
}
else if (isUseClient) {
if (!isReactServer) {
// Do nothing for "use client" on the client.
return;
}
// HACK: Mock out the polyfill that doesn't run through the normal bundler pipeline.
if (filePath.endsWith('@react-native/js-polyfills/console.js') ||
filePath.endsWith('@react-native\\js-polyfills\\console.js')) {
// Clear the body
path.node.body = [];
path.node.directives = [];
return;
}
// We need to add all of the exports to support `export * from './module'` which iterates the keys of the module.
const proxyModule = [
`const proxy = /*@__PURE__*/ require("react-server-dom-webpack/server").createClientModuleProxy(${JSON.stringify(outputKey)});`,
`module.exports = proxy;`,
];
const pushProxy = (exportName) => {
if (exportName === 'default') {
proxyModule.push(`export default require("react-server-dom-webpack/server").registerClientReference(function () {
throw new Error(${JSON.stringify(`Attempted to call the default export of ${filePath} from the server but it's on the client. ` +
`It's not possible to invoke a client function from the server, it can ` +
`only be rendered as a Component or passed to props of a Client Component.`)});
}, ${JSON.stringify(outputKey)}, ${JSON.stringify(exportName)});`);
}
else if (exportName === '*') {
// Do nothing because we have the top-level hack to inject module.exports.
}
else {
proxyModule.push(`export const ${exportName} = require("react-server-dom-webpack/server").registerClientReference(function () {
throw new Error(${JSON.stringify(`Attempted to call ${exportName}() of ${filePath} from the server but ${exportName} is on the client. ` +
`It's not possible to invoke a client function from the server, it can ` +
`only be rendered as a Component or passed to props of a Client Component.`)});
}, ${JSON.stringify(outputKey)}, ${JSON.stringify(exportName)});`);
}
};
// TODO: How to handle `export * from './module'`?
// TODO: How to handle module.exports, do we just assert that it isn't supported with server components?
// Collect all of the exports
const proxyExports = iterateExports(pushProxy, 'client');
// Clear the body
path.node.body = [];
path.node.directives = [];
path.pushContainer('body', template.ast(proxyModule.join('\n')));
assertExpoMetadata(state.file.metadata);
// Store the proxy export names for testing purposes.
state.file.metadata.proxyExports = [...proxyExports];
// Save the client reference in the metadata.
state.file.metadata.reactClientReference = node_url_1.default.pathToFileURL(filePath).href;
}
},
},
};
}
function assertExpoMetadata(metadata) {
if (metadata && typeof metadata === 'object') {
return;
}
throw new Error('Expected Babel state.file.metadata to be an object');
}