refactor: remove is-ipfs utility

Author: Alan Shaw

README.md

@@ -382,12 +382,11 @@ Call this on your client instance to return an object containing the `host`, `po
 
 Aside from the default export, `ipfs-http-client` exports various types and utilities that are included in the bundle:
 
-- [`isIPFS`](https://www.npmjs.com/package/is-ipfs)
 - [`Buffer`](https://www.npmjs.com/package/buffer)
 - [`multiaddr`](https://www.npmjs.com/package/multiaddr)
 - [`multibase`](https://www.npmjs.com/package/multibase)
 - [`multicodec`](https://www.npmjs.com/package/multicodec)
-- [`multihash`](https://www.npmjs.com/package/multihash)
+- [`multihash`](https://www.npmjs.com/package/multihashes)
 - [`CID`](https://www.npmjs.com/package/cids)
 
 These can be accessed like this, for example:

package.json

@@ -53,7 +53,6 @@
     "ipld-dag-cbor": "~0.15.0",
     "ipld-dag-pb": "^0.18.1",
     "ipld-raw": "^4.0.0",
-    "is-ipfs": "~0.6.1",
     "it-glob": "0.0.7",
     "it-tar": "^1.1.1",
     "it-to-stream": "^0.1.1",

src/index.js

@@ -1,6 +1,5 @@
 'use strict'
 
-const isIPFS = require('is-ipfs')
 const { Buffer } = require('buffer')
 const CID = require('cids')
 const multiaddr = require('multiaddr')
@@ -47,6 +46,6 @@ function ipfsClient (config) {
   }
 }
 
-Object.assign(ipfsClient, { isIPFS, Buffer, CID, multiaddr, multibase, multicodec, multihash })
+Object.assign(ipfsClient, { Buffer, CID, multiaddr, multibase, multicodec, multihash })
 
 module.exports = ipfsClient

test/exports.spec.js

@@ -1,7 +1,6 @@
 /* eslint-env mocha, browser */
 'use strict'
 
-const isIPFS = require('is-ipfs')
 const CID = require('cids')
 const multiaddr = require('multiaddr')
 const multibase = require('multibase')
@@ -13,7 +12,6 @@ const IpfsHttpClient = require('../')
 
 describe('exports', () => {
   it('should export the expected types and utilities', () => {
-    expect(IpfsHttpClient.isIPFS).to.equal(isIPFS)
     expect(IpfsHttpClient.Buffer).to.equal(Buffer)
     expect(IpfsHttpClient.CID).to.equal(CID)
     expect(IpfsHttpClient.multiaddr).to.equal(multiaddr)