safe-fs.ts•1.15 kB
import { promises as fs } from 'fs';
import path from 'path';
/**
* Read file from the filesystem
*/
export async function safeReadFile(filePath: string): Promise<string> {
try {
const absolutePath = path.resolve(filePath);
return await fs.readFile(absolutePath, 'utf-8');
} catch (error) {
if (error instanceof Error) {
throw new Error(`Failed to read file: ${error.message}`);
}
throw error;
}
}
/**
* Write file to a directory
*/
export async function safeWriteFile(
filePath: string,
content: string,
append: boolean = false
): Promise<void> {
// Always use absolute paths
const absolutePath = path.resolve(filePath);
const dir = path.dirname(absolutePath);
try {
// Create directory if it doesn't exist
await fs.mkdir(dir, { recursive: true });
// Write or append to the file
if (append) {
await fs.appendFile(absolutePath, content, 'utf-8');
} else {
await fs.writeFile(absolutePath, content, 'utf-8');
}
} catch (error) {
if (error instanceof Error) {
throw new Error(`Failed to write file: ${error.message}`);
}
throw error;
}
}