mime-file-extension

This library solving problem of file extension for concrete mime types and vice versa.

Install

npm install mime-file-extension

Methods

• getFileExtensions(mimeType, full)

  mimeType - String representing mime type eg: "audio/ogg" full - Boolean - if true return value contains dot at the beginning[".jpeg", ".jpg", ".jpe"]

• getMimeType(extension)

  extension - String representing file extension with or without dot at the beginning

Usage

const mfe = require("mime-file-extension");

console.log(mfe.getFileExtensions("text/csv")) // ["csv"]
console.log(mfe.getFileExtensions("audio/ogg")) // ["oga","ogg","spx"]
console.log(mfe.getFileExtensions("image/jpeg", true)) // [".jpeg", ".jpe", ".jpg"]

console.log(mfe.getMimeType("gif")) // "image/gif"
console.log(mfe.getMimeType("m2a")) // "audio/mpeg"
console.log(mfe.getMimeType("m3a")) // "audio/mpeg"
console.log(mfe.getMimeType(".mp3")) // "audio/mpeg"

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Changelog

• 2.0
  • move to typescript implementation
  • adding typescript linting
  • redefine building types map json - prebuild scripts
  • adding new mimetypes