with-open-file

2018-10-13 admin

with-open-file是什么

什么是with-open-file,Do stuff with an open file, knowing it will finally be closed

with-open-file使用教程帮助文档

with-open-file Build Status

Do stuff with an open file, knowing it will finally be closed

Because the built-in way requires way too much boilerplate.

Install

$ npm install with-open-file

Usage

const withOpenFile = require('with-open-file')

withOpenFile('foo.txt', 'r', fd => {
  // Process file using fd
})

withOpenFile.sync('foo.txt', 'r', fd => {
  // Process file using synchronously using fd
})

API

withOpenFile(…openArgs, callback)

Returns a Promise wrapping the result of calling callback with the requested file descriptor.

withOpenFile.sync(…openArgs, callback)

Returns the result of calling callback with the requested file descriptor.

…openArgs

Arguments as supported by fs.openSync

callback

Type: function

License

MIT © Raphael von der Grün

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