@nanocollective/nanocoder/dist/constants.js

A local-first CLI coding agent that brings the power of agentic coding tools like Claude Code and Gemini CLI to local models or controlled APIs like OpenRouter

/**
 * Centralized constants for the nanocoder codebase.
 * Naming convention: CATEGORY_DESCRIPTOR_UNIT (e.g., TIMEOUT_PROVIDER_MS)
 * MAX/MIN/DEFAULT always as prefix: MAX_CATEGORY_DESCRIPTOR
 */
// === TIMEOUTS (milliseconds) ===
export const TIMEOUT_PROVIDER_CONNECTION_MS = 5000;
export const TIMEOUT_LSP_VERIFICATION_MS = 5000;
export const TIMEOUT_LSP_SPAWN_VERIFICATION_MS = 2000;
export const TIMEOUT_OUTPUT_FLUSH_MS = 1000;
export const TIMEOUT_EXECUTION_MAX_MS = 300_000; // 5 minutes
export const TIMEOUT_WEB_SEARCH_MS = 10_000;
export const TIMEOUT_VSCODE_EXTENSION_SKIP_MS = 3000;
export const TIMEOUT_MESSAGE_PROCESSING_MS = 5 * 60 * 1000; // 5 minutes
export const TIMEOUT_HTTP_HEADERS_MS = 10_000;
export const TIMEOUT_HTTP_BODY_MS = 30_000;
export const TIMEOUT_UPDATE_CHECK_MS = 10_000;
export const TIMEOUT_SOCKET_DEFAULT_MS = 120_000;
export const TIMEOUT_LSP_DIAGNOSTICS_MS = 5000;
// === PASTE DETECTION ===
export const PASTE_CHUNK_BASE_WINDOW_MS = 500;
export const PASTE_CHUNK_MAX_WINDOW_MS = 2000;
export const PASTE_RAPID_DETECTION_MS = 50;
export const PASTE_LARGE_CONTENT_THRESHOLD_CHARS = 150;
// === CACHE CONFIGURATION ===
export const CACHE_FILE_TTL_MS = 5000;
export const CACHE_MODELS_EXPIRATION_MS = 7 * 24 * 60 * 60 * 1000; // 7 days
export const MAX_FILE_READ_RETRIES = 3;
// === LIMITS ===
export const MAX_CHECKPOINT_FILES = 50;
export const MAX_FIND_FILES_RESULTS = 100;
export const MAX_SEARCH_RESULTS = 100;
export const MAX_PROMPT_HISTORY_SIZE = 100;
export const MAX_USAGE_SESSIONS = 100;
export const MAX_DAILY_AGGREGATES = 30;
export const MAX_WEB_SEARCH_QUERY_LENGTH = 500;
// === DEFAULTS ===
export const DEFAULT_FIND_FILES_RESULTS = 50;
export const DEFAULT_SEARCH_RESULTS = 30;
export const DEFAULT_WEB_SEARCH_RESULTS = 10;
export const DEFAULT_TERMINAL_WIDTH = 120;
export const DEFAULT_TERMINAL_COLUMNS = 80;
// === BUFFER SIZES ===
export const BUFFER_FIND_FILES_BYTES = 1024 * 1024; // 1 MB
export const BUFFER_GREP_MULTIPLIER = 3;
// === FILE READING ===
export const FILE_READ_METADATA_THRESHOLD_LINES = 300;
export const FILE_READ_CHUNKING_HINT_THRESHOLD_LINES = 500;
export const FILE_READ_CHUNK_SIZE_LINES = 250;
export const CHARS_PER_TOKEN_ESTIMATE = 4;
export const MAX_LINE_LENGTH_CHARS = 10_000; // Lines longer than this are likely minified/binary
// === TERMINAL AND UI ===
export const PATH_LENGTH_NARROW_TERMINAL = 30;
export const PATH_LENGTH_NORMAL_TERMINAL = 60;
export const TABLE_COLUMN_MIN_WIDTH = 10;
// === TOKEN THRESHOLDS (percentages - useChatHandler) ===
export const TOKEN_THRESHOLD_WARNING_PERCENT = 80;
export const TOKEN_THRESHOLD_CRITICAL_PERCENT = 95;
// === HEAP USAGE THRESHOLDS (decimal - health-monitor) ===
export const HEAP_USAGE_WARNING_THRESHOLD = 0.8;
export const HEAP_USAGE_CRITICAL_THRESHOLD = 0.95;
// === OUTPUT TRUNCATION ===
export const TRUNCATION_OUTPUT_LIMIT = 2000;
export const TRUNCATION_DESCRIPTION_LENGTH = 100;
// === DELAYS ===
export const DELAY_COMMAND_COMPLETE_MS = 100;
// === BASH EXECUTION ===
export const INTERVAL_BASH_PROGRESS_MS = 500;
export const BASH_OUTPUT_PREVIEW_LENGTH = 150;
// === FILE SCANNER ===
export const MAX_FILES_TO_SCAN = 1000;
export const MAX_DIRECTORY_DEPTH = 10;
// === LANGUAGE DETECTOR ===
export const MIN_LANGUAGE_PERCENTAGE = 5;
export const MAX_SECONDARY_LANGUAGES = 3;
// === USAGE CALCULATOR ===
export const TOKENS_PER_TOOL_ESTIMATE = 150;
export const USAGE_SUCCESS_THRESHOLD_PERCENT = 70;
export const USAGE_ERROR_THRESHOLD_PERCENT = 90;
// === FILE AUTOCOMPLETE ===
export const CACHE_FILE_LIST_TTL_MS = 5000;
export const BUFFER_FILE_LIST_BYTES = 10 * 1024 * 1024; // 10 MB
// === FETCH URL ===
export const MAX_URL_CONTENT_BYTES = 100_000; // ~100 KB
// === HEALTH MONITOR ===
export const INTERVAL_HEALTH_CHECK_MS = 30_000;
export const TIMEOUT_HEALTH_CHECK_MS = 5000;
export const DURATION_AVERAGE_WARNING_MS = 1000;
export const DURATION_AVERAGE_CRITICAL_MS = 5000;
export const DURATION_REQUEST_WARNING_MS = 2000;
export const DURATION_REQUEST_CRITICAL_MS = 10_000;
export const COOLDOWN_ALERT_MS = 300_000; // 5 minutes
// === LOGGING ===
export const BUFFER_LOG_BYTES = 65_536; // 64 KB
export const INTERVAL_LOG_FLUSH_MS = 1000;
export const MAX_LOG_ENTRIES = 10_000;
export const MAX_COMPLETED_REQUESTS = 1000;
// === AI SDK ===
export const MAX_TOOL_STEPS = 10;
// === MCP ===
export const TIMEOUT_MCP_DEFAULT_MS = 30_000;
// === CODEBASE ANALYSIS ===
export const THRESHOLD_LARGE_CODEBASE_FILES = 500;
// === COST SCORING ===
export const COST_SCORE_FREE = 9;
export const COST_SCORE_CHEAP = 7;
export const COST_SCORE_MODERATE = 5;
export const COST_SCORE_EXPENSIVE = 3;
// === FILE TAGGING ===
export const MAX_FILE_TAG_SIZE_BYTES = 512_000; // 512 KB
export const BINARY_FILE_EXTENSIONS = new Set([
    // Images
    '.gif',
    '.png',
    '.jpg',
    '.jpeg',
    '.ico',
    '.bmp',
    '.webp',
    '.svg',
    '.tiff',
    // Media
    '.mp3',
    '.mp4',
    '.mov',
    '.avi',
    '.wav',
    '.flac',
    '.ogg',
    '.webm',
    // Archives
    '.zip',
    '.tar',
    '.gz',
    '.rar',
    '.7z',
    // Executables
    '.exe',
    '.dll',
    '.so',
    '.dylib',
    '.wasm',
    // Documents
    '.pdf',
    '.doc',
    '.docx',
    '.xls',
    '.xlsx',
    '.ppt',
    '.pptx',
    // Fonts
    '.woff',
    '.woff2',
    '.ttf',
    '.otf',
    '.eot',
    // Other
    '.bin',
    '.dat',
    '.o',
    '.class',
    '.pyc',
]);
// === FILE EXPLORER ===
export const FILE_EXPLORER_VISIBLE_ITEMS = 15;
export const FILE_EXPLORER_TOKEN_WARNING_THRESHOLD = 10000;
// Map file extensions to highlight.js language names
export const FILE_EXTENSION_TO_LANGUAGE = {
    '.js': 'javascript',
    '.mjs': 'javascript',
    '.cjs': 'javascript',
    '.jsx': 'javascript',
    '.ts': 'typescript',
    '.tsx': 'typescript',
    '.mts': 'typescript',
    '.cts': 'typescript',
    '.json': 'json',
    '.md': 'markdown',
    '.py': 'python',
    '.rb': 'ruby',
    '.go': 'go',
    '.rs': 'rust',
    '.java': 'java',
    '.c': 'c',
    '.h': 'c',
    '.cpp': 'cpp',
    '.cc': 'cpp',
    '.hpp': 'cpp',
    '.cs': 'csharp',
    '.php': 'php',
    '.swift': 'swift',
    '.kt': 'kotlin',
    '.scala': 'scala',
    '.sh': 'bash',
    '.bash': 'bash',
    '.zsh': 'bash',
    '.fish': 'fish',
    '.yml': 'yaml',
    '.yaml': 'yaml',
    '.toml': 'ini',
    '.ini': 'ini',
    '.xml': 'xml',
    '.html': 'html',
    '.htm': 'html',
    '.css': 'css',
    '.scss': 'scss',
    '.sass': 'scss',
    '.less': 'less',
    '.sql': 'sql',
    '.graphql': 'graphql',
    '.gql': 'graphql',
    '.dockerfile': 'dockerfile',
    '.makefile': 'makefile',
    '.mk': 'makefile',
    '.lua': 'lua',
    '.r': 'r',
    '.pl': 'perl',
    '.ex': 'elixir',
    '.exs': 'elixir',
    '.erl': 'erlang',
    '.clj': 'clojure',
    '.hs': 'haskell',
    '.vim': 'vim',
    '.diff': 'diff',
    '.patch': 'diff',
};
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