vanilla-native-federation
Version:
A lightweight **runtime micro frontend orchestrator** that loads micro frontends built with native federation into any web page. It can cache dependencies across page reloads, making it perfect for traditional server-rendered hosts (PHP, Java, Rails, etc.
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{
"version": 3,
"sources": ["../../src/lib/1.domain/externals/external.contract.ts", "../../src/lib/utils/optional.ts", "../../src/lib/utils/path.ts", "../../src/lib/native-federation.error.ts", "../../src/lib/utils/clone-entry.ts"],
"sourcesContent": ["import type { SharedVersion, ScopedVersion } from './version.contract';\n\nexport type ExternalName = string;\n\nexport type ScopedExternals = Record<string, ScopedExternal>;\n\nexport const GLOBAL_SCOPE = '__GLOBAL__';\n\nexport const STRICT_SCOPE = 'strict';\n\nexport type SharedExternal = {\n dirty: boolean;\n versions: SharedVersion[];\n};\n\nexport type shareScope = Record<string, SharedExternal>;\n\nexport type SharedExternals = Record<string, shareScope> & { [GLOBAL_SCOPE]: shareScope };\n\nexport type ScopedExternal = Record<string, ScopedVersion>;\n", "export class Optional<T> {\n private constructor(private item?: T) {}\n\n public static of<T>(item?: T): Optional<T> {\n return new Optional(item);\n }\n public static empty<U>(): Optional<U> {\n return Optional.of<U>(undefined);\n }\n\n public isPresent() {\n return typeof this.item !== 'undefined' && this.item !== null;\n }\n public set<U>(other: U) {\n return Optional.of(other);\n }\n\n public ifPresent(callback: (_: T) => void): void {\n if (this.isPresent()) callback(this.item as T);\n }\n\n public map<U>(callback: (_: NonNullable<T>) => U | Optional<U>): Optional<U> {\n if (!this.isPresent()) return Optional.empty();\n\n const result = callback(this.item as NonNullable<T>);\n return result instanceof Optional ? result : Optional.of(result);\n }\n\n public orElse(other: Required<T>): NonNullable<T> {\n return this.isPresent() ? (this.item as NonNullable<T>) : (other as NonNullable<T>);\n }\n\n public orThrow(error: Error | string | (() => Error)): NonNullable<T> {\n if (this.isPresent()) return this.item as NonNullable<T>;\n if (typeof error === 'function') throw error();\n throw typeof error === 'string' ? new Error(error) : error;\n }\n\n public get(): T | undefined {\n return this.item;\n }\n}\n", "function join(pathA: string, pathB: string): string {\n pathA = pathA.endsWith('/') ? pathA.slice(0, -1) : pathA;\n pathB = pathB.startsWith('/') ? pathB.slice(1) : pathB;\n return `${pathA}/${pathB}`;\n}\n\nfunction getScope(path: string) {\n if (!path) return '';\n\n const parts = path.split('/');\n\n if (parts[parts.length - 1] === '' || parts[parts.length - 1]!.includes('.')) {\n parts.pop();\n }\n if (parts.length < 1) return '';\n\n return `${parts.join('/')}/`;\n}\n\nexport { join, getScope };\n", "class NFError extends Error {\n constructor(message: string, cause?: Error) {\n super(message, cause);\n this.name = 'NFError';\n }\n}\n\nexport { NFError };\n", "import type { StorageEntryKey } from 'lib/2.app/config/storage.contract';\nimport { NFError } from 'lib/native-federation.error';\n\ntype CloneEntry = <T>(name: StorageEntryKey, raw: T) => T;\n\nconst cloneEntry: CloneEntry = <T>(name: StorageEntryKey, raw: T) => {\n try {\n if (typeof structuredClone === 'function') {\n return structuredClone(raw);\n }\n } catch {\n /* structured clone is unavailable */\n }\n try {\n return JSON.parse(JSON.stringify(raw));\n } catch {\n /* object is not stringifyable */\n }\n throw new NFError(`Could not parse storage entry '${String(name)}'`);\n};\n\nexport { CloneEntry, cloneEntry };\n"],
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