@gladiolus/mime

In general, the suffix of a file should reflect its mime type to some extent. But no matter what, adding another dimension of judgment can always improve the accuracy somewhat.

Determining the MIME type for a file

Install

npm install @gladiolus/mime

Usage

commonjs

const { findMime } = require('@gladiolus/mime');

findMime('README.md'); // => 'text/markdown'

esm

import { findMime } from '@gladiolus/mime';

findMime('README.md'); // => 'text/markdown'

API

| overloads | description | |---------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------| | function findMime(filename: string): string \| null | Find mime type of file by filename | | function findMime(beginBytes: ToBeginBytes): string \| null | Find mime type of file by begin bytes | | function findMime(filename: string, beginBytes: ToBeginBytes): string \| null | Find mime type of file by filename or begin bytes.It will use begin bytes first (if any), then filename if failed. |

Note: type ToBeginBytes = ArrayLike<number> | Iterable<number>