fileUtils.ts•903 B
import path from 'path';
export const fileUtils = {
isTextFile(filePath: string): boolean {
const textExtensions = [
'.txt', '.md', '.js', '.ts', '.json', '.yaml', '.yml',
'.html', '.css', '.csv', '.xml', '.log', '.env',
'.jsx', '.tsx', '.py', '.java', '.cpp', '.c', '.h'
];
return textExtensions.includes(path.extname(filePath).toLowerCase());
},
sanitizePath(inputPath: string): string {
// Remove any parent directory traversal
const normalizedPath = path.normalize(inputPath).replace(/^(\.\.(\/|\\|$))+/, '');
return path.resolve(normalizedPath);
},
formatFileSize(bytes: number): string {
const units = ['B', 'KB', 'MB', 'GB'];
let size = bytes;
let unitIndex = 0;
while (size >= 1024 && unitIndex < units.length - 1) {
size /= 1024;
unitIndex++;
}
return `${size.toFixed(2)} ${units[unitIndex]}`;
}
};