@guanghechen/helper-file NPM | npm.io

5.0.7 • Published 2 years ago

Install

Weekly downloads

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License

MIT

Repository

Last release

2 years ago

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-file

yarn
```
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)

file helper split file merge streams

@guanghechen/helper-stream @guanghechen/invariant

@everything-registry/sub-chunk-378 @infinitebrahmanuniverse/nolb-_gua

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