guanghechen
@guanghechen/helper-file
A collection of utility functions for handling files, such as split big file or merge multiple small files.
Install
npm
npm install --save @guanghechen/helper-fileyarn
yarn add @guanghechen/helper-file
Usage
BigFileHelper(inspired by split-file)import { bigFileHelper, calcFilePartItemsBySize } from '@guanghechen/helper-file' async function splitFile(filepath: string): Promise<string[]> { const parts = calcFilePartItemsBySize(filepath, 1024 * 1024 * 80) // 80MB per chunk const partFilepaths: string[] = await bigFileHelper.split(filepath, parts) return partFilepaths } splitFile('big-file.txt')
Overview
| Name | Description |
|---|---|
BigFileHelper |
A utility class for split / merging big files |
bigFileHelper |
Default instance of BigFleHelper |
calcFilePartItemsBySize |
Generate file part items by part size |
calcFilePartItemsByCount |
Generate file part items by total of parts |
calcFilePartNames |
Generate file part names (suffix) |