fortify2-js/dist/cjs/utils/memory/index.js

MOST POWERFUL JavaScript Security Library! Military-grade cryptography + 19 enhanced object methods + quantum-resistant algorithms + perfect TypeScript support. More powerful than Lodash with built-in security.

'use strict';

var types = require('./types.js');
var referenceTracker = require('./reference-tracker.js');
var memoryManager$1 = require('./memory-manager.js');

/***************************************************************************
 * FortifyJS - Secure Array Types
 *
 * This file contains type definitions for the SecureArray modular architecture
 *
 * @author Nehonix
 *
 * @license MIT
 *
 * Copyright (c) 2025 Nehonix. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 ***************************************************************************** */
/**
 * Memory Management Module for FortifyJS
 *
 * This module provides advanced memory management capabilities including:
 * - Object reference tracking with leak detection
 * - Configurable memory pools with multiple strategies
 * - Event-driven memory monitoring
 * - Cross-platform compatibility (Node.js & Browser)
 * - Comprehensive performance metrics
 */
// Export all types
/**
 * Global memory manager instance
 *
 * This is the main entry point for memory management in FortifyJS.
 * It provides a singleton instance that can be used throughout the application.
 */
const memoryManager = memoryManager$1.AdvancedMemoryManager.getInstance();
/**
 * Utility functions for memory management
 */
const MemoryUtils = {
    /**
     * Format bytes to human-readable string
     */
    formatBytes(bytes) {
        const units = ["B", "KB", "MB", "GB"];
        let size = bytes;
        let unitIndex = 0;
        while (size >= 1024 && unitIndex < units.length - 1) {
            size /= 1024;
            unitIndex++;
        }
        return `${size.toFixed(2)} ${units[unitIndex]}`;
    },
    /**
     * Format duration to human-readable string
     */
    formatDuration(ms) {
        const seconds = Math.floor(ms / 1000);
        const minutes = Math.floor(seconds / 60);
        const hours = Math.floor(minutes / 60);
        const days = Math.floor(hours / 24);
        if (days > 0)
            return `${days}d ${hours % 24}h ${minutes % 60}m`;
        if (hours > 0)
            return `${hours}h ${minutes % 60}m ${seconds % 60}s`;
        if (minutes > 0)
            return `${minutes}m ${seconds % 60}s`;
        return `${seconds}s`;
    },
    /**
     * Estimate object size in bytes
     */
    estimateObjectSize(obj) {
        if (obj === null || obj === undefined)
            return 0;
        const type = typeof obj;
        switch (type) {
            case "boolean":
                return 4;
            case "number":
                return 8;
            case "string":
                return obj.length * 2; // UTF-16
            case "object":
                if (obj instanceof ArrayBuffer)
                    return obj.byteLength;
                if (obj instanceof Uint8Array)
                    return obj.byteLength;
                if (Array.isArray(obj)) {
                    return obj.reduce((sum, item) => sum + MemoryUtils.estimateObjectSize(item), 0);
                }
                return Object.keys(obj).length * 64; // Rough estimate
            default:
                return 64; // Default estimate
        }
    },
    /**
     * Check if current environment supports advanced memory features
     */
    supportsAdvancedFeatures() {
        return (typeof WeakRef !== "undefined" &&
            typeof FinalizationRegistry !== "undefined");
    },
    /**
     * Get current memory usage (Node.js only)
     */
    getCurrentMemoryUsage() {
        if (typeof process !== "undefined" && process.memoryUsage) {
            return process.memoryUsage();
        }
        return null;
    },
    /**
     * Force garbage collection if available
     */
    forceGC() {
        if (typeof global !== "undefined" && global.gc) {
            global.gc();
            return true;
        }
        return false;
    },
};

Object.defineProperty(exports, 'MemoryErrorType', {
    enumerable: true,
    get: function () { return types.MemoryErrorType; }
});
Object.defineProperty(exports, 'MemoryEventType', {
    enumerable: true,
    get: function () { return types.MemoryEventType; }
});
Object.defineProperty(exports, 'MemoryPressureLevel', {
    enumerable: true,
    get: function () { return types.MemoryPressureLevel; }
});
Object.defineProperty(exports, 'PoolStrategy', {
    enumerable: true,
    get: function () { return types.PoolStrategy; }
});
exports.AdvancedReferenceTracker = referenceTracker.AdvancedReferenceTracker;
exports.AdvancedMemoryManager = memoryManager$1.AdvancedMemoryManager;
exports.MemoryUtils = MemoryUtils;
exports.memoryManager = memoryManager;
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