FM / route-matcher-managers

/opt/canhelp/node_modules/next/dist/server/route-matcher-managers/

/opt/canhelp/node_modules/next/dist/server/route-matcher-managers

Name	Size	Mode	Actions
default-route-matcher-manager.d.ts	1886	0644	edit dl rm
default-route-matcher-manager.js	12240	0644	edit dl rm
default-route-matcher-manager.js.map	17485	0644	edit dl rm
dev-route-matcher-manager.d.ts	1103	0644	edit dl rm
dev-route-matcher-manager.js	5529	0644	edit dl rm
dev-route-matcher-manager.js.map	6852	0644	edit dl rm
route-matcher-manager.d.ts	2225	0644	edit dl rm
route-matcher-manager.js	131	0644	edit dl rm
route-matcher-manager.js.map	67	0644	edit dl rm

Edit: /opt/canhelp/node_modules/next/dist/server/route-matcher-managers/default-route-matcher-manager.js (12240B)

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(exports, "DefaultRouteMatcherManager", {
    enumerable: true,
    get: function() {
        return DefaultRouteMatcherManager;
    }
});
const _utils = require("../../shared/lib/router/utils");
const _localeroutematcher = require("../route-matchers/locale-route-matcher");
const _ensureleadingslash = require("../../shared/lib/page-path/ensure-leading-slash");
const _detachedpromise = require("../../lib/detached-promise");
class DefaultRouteMatcherManager {
    /**
   * When this value changes, it indicates that a change has been introduced
   * that requires recompilation.
   */ get compilationID() {
        return this.providers.length;
    }
    async waitTillReady() {
        if (this.waitTillReadyPromise) {
            await this.waitTillReadyPromise;
            delete this.waitTillReadyPromise;
        }
    }
    async reload() {
        const { promise, resolve, reject } = new _detachedpromise.DetachedPromise();
        this.waitTillReadyPromise = promise;
        // Grab the compilation ID for this run, we'll verify it at the end to
        // ensure that if any routes were added before reloading is finished that
        // we error out.
        const compilationID = this.compilationID;
        try {
            // Collect all the matchers from each provider.
            const matchers = [];
            // Get all the providers matchers.
            const providersMatchers = await Promise.all(this.providers.map((provider)=>provider.matchers()));
            // Use this to detect duplicate pathnames.
            const all = new Map();
            const duplicates = {};
            for (const providerMatchers of providersMatchers){
                for (const matcher of providerMatchers){
                    // Reset duplicated matches when reloading from pages conflicting state.
                    if (matcher.duplicated) delete matcher.duplicated;
                    // Test to see if the matcher being added is a duplicate.
                    const duplicate = all.get(matcher.definition.pathname);
                    if (duplicate) {
                        // This looks a little weird, but essentially if the pathname
                        // already exists in the duplicates map, then we got that array
                        // reference. Otherwise, we create a new array with the original
                        // duplicate first. Then we push the new matcher into the duplicate
                        // array, and reset it to the duplicates object (which may be a
                        // no-op if the pathname already existed in the duplicates object).
                        // Then we set the array of duplicates on both the original
                        // duplicate object and the new one, so we can keep them in sync.
                        // If a new duplicate is found, and it matches an existing pathname,
                        // the retrieval of the `other` will actually return the array
                        // reference used by all other duplicates. This is why ReadonlyArray
                        // is so important! Array's are always references!
                        const others = duplicates[matcher.definition.pathname] ?? [
                            duplicate
                        ];
                        others.push(matcher);
                        duplicates[matcher.definition.pathname] = others;
                        // Add duplicated details to each route.
                        duplicate.duplicated = others;
                        matcher.duplicated = others;
                    // TODO: see if we should error for duplicates in production?
                    }
                    matchers.push(matcher);
                    // Add the matcher's pathname to the set.
                    all.set(matcher.definition.pathname, matcher);
                }
            }
            // Update the duplicate matchers. This is used in the development manager
            // to warn about duplicates.
            this.matchers.duplicates = duplicates;
            // If the cache is the same as what we just parsed, we can exit now. We
            // can tell by using the `===` which compares object identity, which for
            // the manifest matchers, will return the same matcher each time.
            if (this.previousMatchers.length === matchers.length && this.previousMatchers.every((cachedMatcher, index)=>cachedMatcher === matchers[index])) {
                return;
            }
            this.previousMatchers = matchers;
            // For matchers that are for static routes, filter them now.
            this.matchers.static = matchers.filter((matcher)=>!matcher.isDynamic);
            // For matchers that are for dynamic routes, filter them and sort them now.
            const dynamic = matchers.filter((matcher)=>matcher.isDynamic);
            // As `getSortedRoutes` only takes an array of strings, we need to create
            // a map of the pathnames (used for sorting) and the matchers. When we
            // have locales, there may be multiple matches for the same pathname. To
            // handle this, we keep a map of all the indexes (in `reference`) and
            // merge them in later.
            const reference = new Map();
            const pathnames = new Array();
            for(let index = 0; index < dynamic.length; index++){
                // Grab the pathname from the definition.
                const pathname = dynamic[index].definition.pathname;
                // Grab the index in the dynamic array, push it into the reference.
                const indexes = reference.get(pathname) ?? [];
                indexes.push(index);
                // If this is the first one set it. If it isn't, we don't need to
                // because pushing above on the array will mutate the array already
                // stored there because array's are always a reference!
                if (indexes.length === 1) reference.set(pathname, indexes);
                else continue;
                pathnames.push(pathname);
            }
            // Sort the array of pathnames.
            const sorted = (0, _utils.getSortedRoutes)(pathnames);
            // For each of the sorted pathnames, iterate over them, grabbing the list
            // of indexes and merging them back into the new `sortedDynamicMatchers`
            // array. The order of the same matching pathname doesn't matter because
            // they will have other matching characteristics (like the locale) that
            // is considered.
            const sortedDynamicMatchers = [];
            for (const pathname of sorted){
                const indexes = reference.get(pathname);
                if (!Array.isArray(indexes)) {
                    throw Object.defineProperty(new Error('Invariant: expected to find identity in indexes map'), "__NEXT_ERROR_CODE", {
                        value: "E271",
                        enumerable: false,
                        configurable: true
                    });
                }
                const dynamicMatches = indexes.map((index)=>dynamic[index]);
                sortedDynamicMatchers.push(...dynamicMatches);
            }
            this.matchers.dynamic = sortedDynamicMatchers;
            // This means that there was a new matcher pushed while we were waiting
            if (this.compilationID !== compilationID) {
                throw Object.defineProperty(new Error('Invariant: expected compilation to finish before new matchers were added, possible missing await'), "__NEXT_ERROR_CODE", {
                    value: "E242",
                    enumerable: false,
                    configurable: true
                });
            }
        } catch (err) {
            reject(err);
        } finally{
            // The compilation ID matched, so mark the complication as finished.
            this.lastCompilationID = compilationID;
            resolve();
        }
    }
    push(provider) {
        this.providers.push(provider);
    }
    async test(pathname, options) {
        // See if there's a match for the pathname...
        const match = await this.match(pathname, options);
        // This default implementation only needs to check to see if there _was_ a
        // match. The development matcher actually changes it's behavior by not
        // recompiling the routes.
        return match !== null;
    }
    async match(pathname, options) {
        // "Iterate" over the match options. Once we found a single match, exit with
        // it, otherwise return null below. If no match is found, the inner block
        // won't be called.
        for await (const match of this.matchAll(pathname, options)){
            return match;
        }
        return null;
    }
    /**
   * This is a point for other managers to override to inject other checking
   * behavior like duplicate route checking on a per-request basis.
   *
   * @param pathname the pathname to validate against
   * @param matcher the matcher to validate/test with
   * @returns the match if found
   */ validate(pathname, matcher, options) {
        var _options_i18n;
        if (matcher instanceof _localeroutematcher.LocaleRouteMatcher) {
            return matcher.match(pathname, options);
        }
        // If the locale was inferred from the default locale, then it will have
        // already added a locale to the pathname. We need to remove it before
        // matching because this matcher is not locale aware.
        if ((_options_i18n = options.i18n) == null ? void 0 : _options_i18n.inferredFromDefault) {
            return matcher.match(options.i18n.pathname);
        }
        return matcher.match(pathname);
    }
    async *matchAll(pathname, options) {
        // Guard against the matcher manager from being run before it needs to be
        // recompiled. This was preferred to re-running the compilation here because
        // it should be re-ran only when it changes. If a match is attempted before
        // this is done, it indicates that there is a case where a provider is added
        // before it was recompiled (an error). We also don't want to affect request
        // times.
        if (this.lastCompilationID !== this.compilationID) {
            throw Object.defineProperty(new Error('Invariant: expected routes to have been loaded before match'), "__NEXT_ERROR_CODE", {
                value: "E235",
                enumerable: false,
                configurable: true
            });
        }
        // Ensure that path matching is done with a leading slash.
        pathname = (0, _ensureleadingslash.ensureLeadingSlash)(pathname);
        // If this pathname doesn't look like a dynamic route, and this pathname is
        // listed in the normalized list of routes, then return it. This ensures
        // that when a route like `/user/[id]` is encountered, it doesn't just match
        // with the list of normalized routes.
        if (!(0, _utils.isDynamicRoute)(pathname)) {
            for (const matcher of this.matchers.static){
                const match = this.validate(pathname, matcher, options);
                if (!match) continue;
                yield match;
            }
        }
        // If we should skip handling dynamic routes, exit now.
        if (options == null ? void 0 : options.skipDynamic) return null;
        // Loop over the dynamic matchers, yielding each match.
        for (const matcher of this.matchers.dynamic){
            const match = this.validate(pathname, matcher, options);
            if (!match) continue;
            yield match;
        }
        // We tried direct matching against the pathname and against all the dynamic
        // paths, so there was no match.
        return null;
    }
    constructor(){
        this.providers = [];
        this.matchers = {
            static: [],
            dynamic: [],
            duplicates: {}
        };
        this.lastCompilationID = this.compilationID;
        this.previousMatchers = [];
    }
}

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