| 1 | {"version":3,"file":"main.mjs","sources":["../src/matchPath.js","../src/matchRoute.js","../src/resolveRoute.js","../src/Router.js"],"sourcesContent":["/**\n * Universal Router (https://www.kriasoft.com/universal-router/)\n *\n * Copyright © 2015-present Kriasoft, LLC. All rights reserved.\n *\n * This source code is licensed under the Apache 2.0 license found in the\n * LICENSE.txt file in the root directory of this source tree.\n */\n\nimport pathToRegexp from 'path-to-regexp';\n\nconst cache = new Map();\n\nfunction decodeParam(val) {\n try {\n return decodeURIComponent(val);\n } catch (err) {\n return val;\n }\n}\n\nfunction matchPath(routePath, urlPath, end, parentParams) {\n const key = `${routePath}|${end}`;\n let regexp = cache.get(key);\n\n if (!regexp) {\n const keys = [];\n regexp = { pattern: pathToRegexp(routePath, keys, { end }), keys };\n cache.set(key, regexp);\n }\n\n const m = regexp.pattern.exec(urlPath);\n if (!m) {\n return null;\n }\n\n const path = m[0];\n const params = Object.create(null);\n\n if (parentParams) {\n Object.assign(params, parentParams);\n }\n\n for (let i = 1; i < m.length; i += 1) {\n params[regexp.keys[i - 1].name] = m[i] && decodeParam(m[i]);\n }\n\n return { path: path === '' ? '/' : path, keys: regexp.keys.slice(), params };\n}\n\nexport default matchPath;\n","/**\n * Universal Router (https://www.kriasoft.com/universal-router/)\n *\n * Copyright © 2015-present Kriasoft, LLC. All rights reserved.\n *\n * This source code is licensed under the Apache 2.0 license found in the\n * LICENSE.txt file in the root directory of this source tree.\n */\n\nimport matchPath from './matchPath';\n\nfunction matchRoute(route, baseUrl, path, parentParams) {\n let match;\n let childMatches;\n let childIndex = 0;\n\n return {\n next() {\n if (!match) {\n match = matchPath(route.path, path, !route.children, parentParams);\n\n if (match) {\n return {\n done: false,\n value: {\n route,\n baseUrl,\n path: match.path,\n keys: match.keys,\n params: match.params,\n },\n };\n }\n }\n\n if (match && route.children) {\n while (childIndex < route.children.length) {\n if (!childMatches) {\n const newPath = path.substr(match.path.length);\n const childRoute = route.children[childIndex];\n childRoute.parent = route;\n\n childMatches = matchRoute(\n childRoute,\n baseUrl + (match.path === '/' ? '' : match.path),\n newPath.charAt(0) === '/' ? newPath : `/${newPath}`,\n match.params,\n );\n }\n\n const childMatch = childMatches.next();\n if (!childMatch.done) {\n return {\n done: false,\n value: childMatch.value,\n };\n }\n\n childMatches = null;\n childIndex += 1;\n }\n }\n\n return { done: true };\n },\n };\n}\n\nexport default matchRoute;\n","/**\n * Universal Router (https://www.kriasoft.com/universal-router/)\n *\n * Copyright © 2015-present Kriasoft, LLC. All rights reserved.\n *\n * This source code is licensed under the Apache 2.0 license found in the\n * LICENSE.txt file in the root directory of this source tree.\n */\n\nfunction resolveRoute(context, params) {\n if (typeof context.route.action === 'function') {\n return context.route.action(context, params);\n }\n\n return null;\n}\n\nexport default resolveRoute;\n","/**\n * Universal Router (https://www.kriasoft.com/universal-router/)\n *\n * Copyright © 2015-present Kriasoft, LLC. All rights reserved.\n *\n * This source code is licensed under the Apache 2.0 license found in the\n * LICENSE.txt file in the root directory of this source tree.\n */\n\nimport pathToRegexp from 'path-to-regexp';\nimport matchPath from './matchPath';\nimport matchRoute from './matchRoute';\nimport resolveRoute from './resolveRoute';\n\nfunction isChildRoute(parentRoute, childRoute) {\n let route = childRoute;\n while (route) {\n route = route.parent;\n if (route === parentRoute) {\n return true;\n }\n }\n return false;\n}\n\nclass Router {\n constructor(routes, options = {}) {\n if (Object(routes) !== routes) {\n throw new TypeError('Invalid routes');\n }\n\n this.baseUrl = options.baseUrl || '';\n this.resolveRoute = options.resolveRoute || resolveRoute;\n this.context = Object.assign({ router: this }, options.context);\n this.root = Array.isArray(routes) ? { path: '/', children: routes, parent: null } : routes;\n this.root.parent = null;\n }\n\n resolve(pathOrContext) {\n const context = Object.assign({}, this.context,\n typeof pathOrContext === 'string' ? { path: pathOrContext } : pathOrContext);\n const match = matchRoute(this.root, this.baseUrl, context.path.substr(this.baseUrl.length));\n const resolve = this.resolveRoute;\n let matches = null;\n let nextMatches = null;\n\n function next(resume, parent = matches.value.route) {\n matches = nextMatches || match.next();\n nextMatches = null;\n\n if (!resume) {\n if (matches.done || !isChildRoute(parent, matches.value.route)) {\n nextMatches = matches;\n return Promise.resolve(null);\n }\n }\n\n if (matches.done) {\n return Promise.reject(Object.assign(\n new Error('Page not found'),\n { context, status: 404, statusCode: 404 },\n ));\n }\n\n return Promise.resolve(resolve(\n Object.assign({}, context, matches.value),\n matches.value.params,\n )).then((result) => {\n if (result !== null && result !== undefined) {\n return result;\n }\n\n return next(resume, parent);\n });\n }\n\n context.url = context.path;\n 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