assert-fs-readfile-option

Test if value is valid for fs.readFile option

ISC 3 个版本
fs test assert assertion validate validation invalidate invalidation option flag encoding value
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安装
npm install assert-fs-readfile-option
yarn add assert-fs-readfile-option
pnpm add assert-fs-readfile-option
bun add assert-fs-readfile-option
README

assert-fs-readfile-option

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Test if a value is valid for fs.readFile options

const assertFsReadFileOption = require('assert-fs-readfile-option');

assertFsReadFileOption({encoding: 'utf8', flag: 'r'});
// doesn't throw

assertFsReadFileOption({flag: 'foo'});
// throws `TypeError [ERR_INVALID_OPT_VALUE]: The value "foo" is invalid for option "flags"`

assertFsReadFileOption('base64');
// doesn't throw

assertFsReadFileOption('base65');
// throws `TypeError [ERR_INVALID_OPT_VALUE_ENCODING]: The value "base65" is invalid for option "encoding"`

assertFsReadFileOption();
// doesn't throw

Installation

Use npm.

npm install assert-fs-readfile-option

API

const assertFsReadFileOption = require('assert-fs-readfile-option');

assertFsReadFileOption([maybeOption])

maybeOption: any types

It throws an error when the argument is not a valid value for fs.readFile options. See the test for more detailed specifications.

License

ISC License © 2017 Shinnosuke Watanabe

版本列表
2.0.0-0 2017-12-21
1.0.1 2017-12-21
1.0.0 2014-11-20