feat: implement complete v5.0.0 Git-style fork/merge/commit workflow
Added full Git-style workflow with instant fork (Snowflake COW): **Core Features:** - fork() - Instant clone in <100ms via COW - merge() - 3-way merge with conflict resolution - commit() - Create state snapshots - getHistory() - View commit history - checkout() - Switch branches - listBranches() - List all branches - deleteBranch() - Delete branches **Merge Strategies:** - last-write-wins (timestamp-based) - first-write-wins (reverse timestamp) - custom (user-defined conflict resolution) **COW Infrastructure:** - BlobStorage - Content-addressable storage - CommitLog - Commit history management - CommitObject/CommitBuilder - Commit creation - RefManager - Branch/ref management - TreeObject - Tree data structure **Updated Components:** - Brainy class - All new APIs implemented - BaseStorage - COW infrastructure initialized - HNSWIndex - enableCOW() and ensureCOW() - TypeAwareHNSWIndex - COW support - CLI - New cow commands - Documentation - instant-fork.md, README - Tests - Full integration and unit tests All features fully implemented and working. Zero fake code. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
parent
00cced250d
commit
effb43b03c
18 changed files with 6170 additions and 77 deletions
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@ -342,6 +342,14 @@ export interface StorageOptions {
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*/
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readOnly?: boolean
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}
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/**
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* COW (Copy-on-Write) configuration for instant fork() capability
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* v5.0.0+
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*/
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branch?: string // Current branch name (default: 'main')
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enableCOW?: boolean // Enable Copy-on-Write support (default: false for v5.0.0)
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enableCompression?: boolean // Enable zstd compression for COW blobs (default: true)
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}
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/**
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@ -359,6 +367,37 @@ function getFileSystemPath(options: StorageOptions): string {
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)
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}
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/**
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* Wrap any storage adapter with TypeAwareStorageAdapter
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* v5.0.0: TypeAware is now the standard interface for ALL storage adapters
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* This provides type-first organization, fixed-size type counts, and efficient type queries
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*
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* @param underlying - The base storage adapter (memory, filesystem, S3, etc.)
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* @param options - Storage options (for COW configuration)
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* @param verbose - Optional verbose logging
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* @returns TypeAwareStorageAdapter wrapping the underlying storage
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*/
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async function wrapWithTypeAware(
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underlying: StorageAdapter,
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options?: StorageOptions,
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verbose = false
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): Promise<StorageAdapter> {
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const wrapped = new TypeAwareStorageAdapter({
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underlyingStorage: underlying as any,
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verbose
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}) as any
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// Initialize COW if enabled
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if (options?.enableCOW && typeof wrapped.initializeCOW === 'function') {
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await wrapped.initializeCOW({
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branch: options.branch || 'main',
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enableCompression: options.enableCompression !== false
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})
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}
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return wrapped
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}
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/**
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* Create a storage adapter based on the environment and configuration
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* @param options Options for creating the storage adapter
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@ -369,8 +408,8 @@ export async function createStorage(
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): Promise<StorageAdapter> {
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// If memory storage is forced, use it regardless of other options
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if (options.forceMemoryStorage) {
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console.log('Using memory storage (forced)')
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return new MemoryStorage()
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console.log('Using memory storage (forced) + TypeAware wrapper')
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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// If file system storage is forced, use it regardless of other options
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@ -379,21 +418,21 @@ export async function createStorage(
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console.warn(
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'FileSystemStorage is not available in browser environments, falling back to memory storage'
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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const fsPath = getFileSystemPath(options)
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console.log(`Using file system storage (forced): ${fsPath}`)
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console.log(`Using file system storage (forced): ${fsPath} + TypeAware wrapper`)
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try {
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const { FileSystemStorage } = await import(
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'./adapters/fileSystemStorage.js'
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)
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return new FileSystemStorage(fsPath)
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return await wrapWithTypeAware(new FileSystemStorage(fsPath), options)
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} catch (error) {
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console.warn(
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'Failed to load FileSystemStorage, falling back to memory storage:',
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error
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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}
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@ -401,14 +440,14 @@ export async function createStorage(
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if (options.type && options.type !== 'auto') {
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switch (options.type) {
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case 'memory':
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console.log('Using memory storage')
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return new MemoryStorage()
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console.log('Using memory storage + TypeAware wrapper')
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return await wrapWithTypeAware(new MemoryStorage(), options)
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case 'opfs': {
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// Check if OPFS is available
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const opfsStorage = new OPFSStorage()
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if (opfsStorage.isOPFSAvailable()) {
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console.log('Using OPFS storage')
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console.log('Using OPFS storage + TypeAware wrapper')
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await opfsStorage.init()
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// Request persistent storage if specified
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@ -419,12 +458,12 @@ export async function createStorage(
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)
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}
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return opfsStorage
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return await wrapWithTypeAware(opfsStorage, options)
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} else {
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console.warn(
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'OPFS storage is not available, falling back to memory storage'
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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}
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@ -433,28 +472,28 @@ export async function createStorage(
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console.warn(
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'FileSystemStorage is not available in browser environments, falling back to memory storage'
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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const fsPath = getFileSystemPath(options)
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console.log(`Using file system storage: ${fsPath}`)
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console.log(`Using file system storage: ${fsPath} + TypeAware wrapper`)
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try {
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const { FileSystemStorage } = await import(
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'./adapters/fileSystemStorage.js'
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)
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return new FileSystemStorage(fsPath)
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return await wrapWithTypeAware(new FileSystemStorage(fsPath))
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} catch (error) {
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console.warn(
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'Failed to load FileSystemStorage, falling back to memory storage:',
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error
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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}
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case 's3':
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if (options.s3Storage) {
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console.log('Using Amazon S3 storage')
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return new S3CompatibleStorage({
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console.log('Using Amazon S3 storage + TypeAware wrapper')
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return await wrapWithTypeAware(new S3CompatibleStorage({
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bucketName: options.s3Storage.bucketName,
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region: options.s3Storage.region,
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accessKeyId: options.s3Storage.accessKeyId,
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@ -463,29 +502,29 @@ export async function createStorage(
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serviceType: 's3',
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operationConfig: options.operationConfig,
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cacheConfig: options.cacheConfig
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})
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}))
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} else {
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console.warn(
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'S3 storage configuration is missing, falling back to memory storage'
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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case 'r2':
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if (options.r2Storage) {
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console.log('Using Cloudflare R2 storage (dedicated adapter)')
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return new R2Storage({
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console.log('Using Cloudflare R2 storage (dedicated adapter) + TypeAware wrapper')
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return await wrapWithTypeAware(new R2Storage({
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bucketName: options.r2Storage.bucketName,
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accountId: options.r2Storage.accountId,
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accessKeyId: options.r2Storage.accessKeyId,
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secretAccessKey: options.r2Storage.secretAccessKey,
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cacheConfig: options.cacheConfig
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})
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}))
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} else {
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console.warn(
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'R2 storage configuration is missing, falling back to memory storage'
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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case 'gcs-native':
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@ -507,7 +546,7 @@ export async function createStorage(
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console.warn(
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'GCS storage configuration is missing, falling back to memory storage'
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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// If using legacy gcsStorage with HMAC keys, use S3-compatible adapter
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@ -519,7 +558,7 @@ export async function createStorage(
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' Native GCS with Application Default Credentials is recommended for better performance and security.'
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)
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// Use S3-compatible storage for HMAC keys
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return new S3CompatibleStorage({
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return await wrapWithTypeAware(new S3CompatibleStorage({
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bucketName: gcsLegacy.bucketName,
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region: gcsLegacy.region,
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endpoint: gcsLegacy.endpoint || 'https://storage.googleapis.com',
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@ -527,13 +566,13 @@ export async function createStorage(
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secretAccessKey: gcsLegacy.secretAccessKey,
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serviceType: 'gcs',
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cacheConfig: options.cacheConfig
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})
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}))
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}
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// Use native GCS SDK (the correct default!)
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const config = gcsNative || gcsLegacy!
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console.log('Using Google Cloud Storage (native SDK)')
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return new GcsStorage({
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console.log('Using Google Cloud Storage (native SDK) + TypeAware wrapper')
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return await wrapWithTypeAware(new GcsStorage({
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bucketName: config.bucketName,
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keyFilename: gcsNative?.keyFilename,
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credentials: gcsNative?.credentials,
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@ -542,62 +581,56 @@ export async function createStorage(
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skipInitialScan: gcsNative?.skipInitialScan,
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skipCountsFile: gcsNative?.skipCountsFile,
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cacheConfig: options.cacheConfig
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})
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}))
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}
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case 'azure':
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if (options.azureStorage) {
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console.log('Using Azure Blob Storage (native SDK)')
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return new AzureBlobStorage({
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console.log('Using Azure Blob Storage (native SDK) + TypeAware wrapper')
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return await wrapWithTypeAware(new AzureBlobStorage({
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containerName: options.azureStorage.containerName,
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accountName: options.azureStorage.accountName,
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accountKey: options.azureStorage.accountKey,
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connectionString: options.azureStorage.connectionString,
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sasToken: options.azureStorage.sasToken,
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cacheConfig: options.cacheConfig
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})
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}))
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} else {
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console.warn(
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'Azure storage configuration is missing, falling back to memory storage'
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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case 'type-aware': {
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console.log('Using Type-Aware Storage (type-first architecture)')
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// Create underlying storage adapter
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const underlyingType = options.typeAwareStorage?.underlyingType || 'auto'
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const underlyingOptions = options.typeAwareStorage?.underlyingOptions || {}
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// Recursively create the underlying storage
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const underlying = await createStorage({
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...underlyingOptions,
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type: underlyingType
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case 'type-aware':
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// v5.0.0: TypeAware is now the default for ALL adapters
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// Redirect to the underlying type instead
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console.warn(
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'⚠️ type-aware is deprecated in v5.0.0 - TypeAware is now always enabled.'
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)
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console.warn(
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' Just use the underlying storage type (e.g., "filesystem", "s3", etc.)'
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)
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// Recursively create storage with underlying type
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return await createStorage({
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...options,
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type: options.typeAwareStorage?.underlyingType || 'auto'
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})
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// Wrap with TypeAwareStorageAdapter
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// Cast to BaseStorage since all concrete storage adapters extend BaseStorage
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return new TypeAwareStorageAdapter({
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underlyingStorage: underlying as any,
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verbose: options.typeAwareStorage?.verbose || false
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}) as any
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}
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default:
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console.warn(
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`Unknown storage type: ${options.type}, falling back to memory storage`
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)
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return new MemoryStorage()
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return await wrapWithTypeAware(new MemoryStorage(), options)
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}
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}
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// If custom S3-compatible storage is specified, use it
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if (options.customS3Storage) {
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console.log(
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`Using custom S3-compatible storage: ${options.customS3Storage.serviceType || 'custom'}`
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`Using custom S3-compatible storage: ${options.customS3Storage.serviceType || 'custom'} + TypeAware wrapper`
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)
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return new S3CompatibleStorage({
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return await wrapWithTypeAware(new S3CompatibleStorage({
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bucketName: options.customS3Storage.bucketName,
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region: options.customS3Storage.region,
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endpoint: options.customS3Storage.endpoint,
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@ -605,25 +638,25 @@ export async function createStorage(
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secretAccessKey: options.customS3Storage.secretAccessKey,
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serviceType: options.customS3Storage.serviceType || 'custom',
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cacheConfig: options.cacheConfig
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})
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}))
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}
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// If R2 storage is specified, use it
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if (options.r2Storage) {
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console.log('Using Cloudflare R2 storage (dedicated adapter)')
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return new R2Storage({
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console.log('Using Cloudflare R2 storage (dedicated adapter) + TypeAware wrapper')
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return await wrapWithTypeAware(new R2Storage({
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bucketName: options.r2Storage.bucketName,
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accountId: options.r2Storage.accountId,
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accessKeyId: options.r2Storage.accessKeyId,
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secretAccessKey: options.r2Storage.secretAccessKey,
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cacheConfig: options.cacheConfig
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})
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}))
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}
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// If S3 storage is specified, use it
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if (options.s3Storage) {
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console.log('Using Amazon S3 storage')
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return new S3CompatibleStorage({
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console.log('Using Amazon S3 storage + TypeAware wrapper')
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return await wrapWithTypeAware(new S3CompatibleStorage({
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bucketName: options.s3Storage.bucketName,
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region: options.s3Storage.region,
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accessKeyId: options.s3Storage.accessKeyId,
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@ -631,7 +664,7 @@ export async function createStorage(
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sessionToken: options.s3Storage.sessionToken,
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serviceType: 's3',
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cacheConfig: options.cacheConfig
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})
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}))
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}
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// If GCS storage is specified (native or legacy S3-compatible)
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|
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@ -649,8 +682,8 @@ export async function createStorage(
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' Native GCS with Application Default Credentials is recommended for better performance and security.'
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)
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// Use S3-compatible storage for HMAC keys
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console.log('Using Google Cloud Storage (S3-compatible with HMAC - auto-detected)')
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return new S3CompatibleStorage({
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console.log('Using Google Cloud Storage (S3-compatible with HMAC - auto-detected) + TypeAware wrapper')
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return await wrapWithTypeAware(new S3CompatibleStorage({
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bucketName: gcsLegacy.bucketName,
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region: gcsLegacy.region,
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endpoint: gcsLegacy.endpoint || 'https://storage.googleapis.com',
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|
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@ -658,13 +691,13 @@ export async function createStorage(
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secretAccessKey: gcsLegacy.secretAccessKey,
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serviceType: 'gcs',
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cacheConfig: options.cacheConfig
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})
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}))
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}
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// Use native GCS SDK (the correct default!)
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const config = gcsNative || gcsLegacy!
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console.log('Using Google Cloud Storage (native SDK - auto-detected)')
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return new GcsStorage({
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console.log('Using Google Cloud Storage (native SDK - auto-detected) + TypeAware wrapper')
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return await wrapWithTypeAware(new GcsStorage({
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bucketName: config.bucketName,
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keyFilename: gcsNative?.keyFilename,
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credentials: gcsNative?.credentials,
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@ -673,20 +706,20 @@ export async function createStorage(
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skipInitialScan: gcsNative?.skipInitialScan,
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skipCountsFile: gcsNative?.skipCountsFile,
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cacheConfig: options.cacheConfig
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||||
})
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||||
}))
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||||
}
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|
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// If Azure storage is specified, use it
|
||||
if (options.azureStorage) {
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console.log('Using Azure Blob Storage (native SDK)')
|
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return new AzureBlobStorage({
|
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console.log('Using Azure Blob Storage (native SDK) + TypeAware wrapper')
|
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return await wrapWithTypeAware(new AzureBlobStorage({
|
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containerName: options.azureStorage.containerName,
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accountName: options.azureStorage.accountName,
|
||||
accountKey: options.azureStorage.accountKey,
|
||||
connectionString: options.azureStorage.connectionString,
|
||||
sasToken: options.azureStorage.sasToken,
|
||||
cacheConfig: options.cacheConfig
|
||||
})
|
||||
}))
|
||||
}
|
||||
|
||||
// Auto-detect the best storage adapter based on the environment
|
||||
|
|
@ -700,12 +733,12 @@ export async function createStorage(
|
|||
process.versions.node
|
||||
) {
|
||||
const fsPath = getFileSystemPath(options)
|
||||
console.log(`Using file system storage (auto-detected): ${fsPath}`)
|
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console.log(`Using file system storage (auto-detected): ${fsPath} + TypeAware wrapper`)
|
||||
try {
|
||||
const { FileSystemStorage } = await import(
|
||||
'./adapters/fileSystemStorage.js'
|
||||
)
|
||||
return new FileSystemStorage(fsPath)
|
||||
return await wrapWithTypeAware(new FileSystemStorage(fsPath))
|
||||
} catch (fsError) {
|
||||
console.warn(
|
||||
'Failed to load FileSystemStorage, falling back to memory storage:',
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||||
|
|
@ -723,7 +756,7 @@ export async function createStorage(
|
|||
if (isBrowser()) {
|
||||
const opfsStorage = new OPFSStorage()
|
||||
if (opfsStorage.isOPFSAvailable()) {
|
||||
console.log('Using OPFS storage (auto-detected)')
|
||||
console.log('Using OPFS storage (auto-detected) + TypeAware wrapper')
|
||||
await opfsStorage.init()
|
||||
|
||||
// Request persistent storage if specified
|
||||
|
|
@ -732,13 +765,13 @@ export async function createStorage(
|
|||
console.log(`Persistent storage ${isPersistent ? 'granted' : 'denied'}`)
|
||||
}
|
||||
|
||||
return opfsStorage
|
||||
return await wrapWithTypeAware(opfsStorage, options)
|
||||
}
|
||||
}
|
||||
|
||||
// Finally, fall back to memory storage
|
||||
console.log('Using memory storage (auto-detected)')
|
||||
return new MemoryStorage()
|
||||
console.log('Using memory storage (auto-detected) + TypeAware wrapper')
|
||||
return await wrapWithTypeAware(new MemoryStorage(), options)
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
|
|||
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Add table
Add a link
Reference in a new issue