next
Version:
The React Framework
164 lines (163 loc) • 6.64 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "default", {
enumerable: true,
get: function() {
return _default;
}
});
const _nodepath = /*#__PURE__*/ _interop_require_wildcard(require("node:path"));
const _promises = /*#__PURE__*/ _interop_require_wildcard(require("node:fs/promises"));
const _apppaths = require("../../../shared/lib/router/utils/app-paths");
const _ensureleadingslash = require("../../../shared/lib/page-path/ensure-leading-slash");
const _getsegmentparam = require("../../../shared/lib/router/utils/get-segment-param");
function _getRequireWildcardCache(nodeInterop) {
if (typeof WeakMap !== "function") return null;
var cacheBabelInterop = new WeakMap();
var cacheNodeInterop = new WeakMap();
return (_getRequireWildcardCache = function(nodeInterop) {
return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
})(nodeInterop);
}
function _interop_require_wildcard(obj, nodeInterop) {
if (!nodeInterop && obj && obj.__esModule) {
return obj;
}
if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
return {
default: obj
};
}
var cache = _getRequireWildcardCache(nodeInterop);
if (cache && cache.has(obj)) {
return cache.get(obj);
}
var newObj = {
__proto__: null
};
var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
for(var key in obj){
if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) {
var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
if (desc && (desc.get || desc.set)) {
Object.defineProperty(newObj, key, desc);
} else {
newObj[key] = obj[key];
}
}
}
newObj.default = obj;
if (cache) {
cache.set(obj, newObj);
}
return newObj;
}
const rootParamsLoader = async function() {
const { appDir, pageExtensions } = this.getOptions();
const allRootParams = await collectRootParamsFromFileSystem({
appDir,
pageExtensions
});
// invalidate the result whenever a file/directory is added/removed inside the app dir or its subdirectories,
// because that might mean that a root layout has been moved.
this.addContextDependency(appDir);
// If there's no root params, there's nothing to generate.
if (allRootParams.size === 0) {
return 'export {}';
}
// Generate a getter for each root param we found.
const sortedRootParamNames = Array.from(allRootParams).sort();
const content = [
`import { getRootParam } from 'next/dist/server/request/root-params';`,
...sortedRootParamNames.map((paramName)=>{
return `export function ${paramName}() { return getRootParam('${paramName}'); }`;
})
].join('\n');
return content;
};
const _default = rootParamsLoader;
async function collectRootParamsFromFileSystem(opts) {
return collectRootParams({
appDir: opts.appDir,
rootLayoutFilePaths: await findRootLayouts(opts)
});
}
function collectRootParams({ rootLayoutFilePaths, appDir }) {
const allRootParams = new Set();
for (const rootLayoutFilePath of rootLayoutFilePaths){
const params = getParamsFromLayoutFilePath({
appDir,
layoutFilePath: rootLayoutFilePath
});
for (const param of params){
allRootParams.add(param);
}
}
return allRootParams;
}
async function findRootLayouts({ appDir, pageExtensions }) {
const layoutFilenameRegex = new RegExp(`^layout\\.(?:${pageExtensions.join('|')})$`);
async function visit(directory) {
let dir;
try {
dir = await _promises.readdir(directory, {
withFileTypes: true
});
} catch (err) {
// If the directory was removed before we managed to read it, just ignore it.
if (err && typeof err === 'object' && 'code' in err && err.code === 'ENOENT') {
return [];
}
throw err;
}
const subdirectories = [];
for (const entry of dir){
if (entry.isDirectory()) {
// Directories that start with an underscore are excluded from routing, so we shouldn't look for layouts inside.
if (entry.name[0] === '_') {
continue;
}
// Parallel routes cannot occur above a layout, so they can't contain a root layout.
if (entry.name[0] === '@') {
continue;
}
const absolutePathname = _nodepath.join(directory, entry.name);
subdirectories.push(absolutePathname);
} else if (entry.isFile()) {
if (layoutFilenameRegex.test(entry.name)) {
// We found a root layout, so we're not going to recurse into subdirectories,
// meaning that we can skip the rest of the entries.
// Note that we don't need to track any of the subdirectories as dependencies --
// changes in the subdirectories will only become relevant if this root layout is (re)moved,
// in which case the loader will re-run, traverse deeper (because it no longer stops at this root layout)
// and then track those directories as needed.
const rootLayoutPath = _nodepath.join(directory, entry.name);
return [
rootLayoutPath
];
}
}
}
if (subdirectories.length === 0) {
return [];
}
const subdirectoryRootLayouts = await Promise.all(subdirectories.map((subdirectory)=>visit(subdirectory)));
return subdirectoryRootLayouts.flat(1);
}
return visit(appDir);
}
function getParamsFromLayoutFilePath({ appDir, layoutFilePath }) {
const rootLayoutPath = (0, _apppaths.normalizeAppPath)((0, _ensureleadingslash.ensureLeadingSlash)(_nodepath.dirname(_nodepath.relative(appDir, layoutFilePath))));
const segments = rootLayoutPath.split('/');
const paramNames = [];
for (const segment of segments){
const param = (0, _getsegmentparam.getSegmentParam)(segment);
if (param !== null) {
paramNames.push(param.paramName);
}
}
return paramNames;
}
//# sourceMappingURL=next-root-params-loader.js.map