fix: add buffer

package.json

@@ -53,6 +53,7 @@
     "rlp": "^2.2.3"
   },
   "dependencies": {
+    "buffer": "^5.6.0",
     "cids": "~0.8.0",
     "ipld-block": "~0.9.1",
     "ipld-dag-cbor": "~0.15.0",

src/index.js

@@ -8,6 +8,7 @@ const ipldDagPb = require('ipld-dag-pb')
 const ipldRaw = require('ipld-raw')
 const multicodec = require('multicodec')
 const typical = require('typical')
+const { Buffer } = require('buffer')
 const { extendIterator } = require('./util')
 
 class IPLDResolver {

test/basics.js

@@ -13,6 +13,7 @@ const multihash = require('multihashes')
 const multicodec = require('multicodec')
 const inMemory = require('ipld-in-memory')
 const AbortController = require('abort-controller')
+const { Buffer } = require('buffer')
 
 const IPLDResolver = require('../src')
 

test/ipld-all.js

@@ -17,6 +17,7 @@ const dagPB = require('ipld-dag-pb')
 const CID = require('cids')
 const inMemory = require('ipld-in-memory')
 const multicodec = require('multicodec')
+const { Buffer } = require('buffer')
 
 const IPLDResolver = require('../src')
 

test/ipld-bitcoin.js

@@ -10,6 +10,7 @@ const ipldBitcoin = require('ipld-bitcoin')
 const BitcoinBlock = require('bitcoinjs-lib').Block
 const multihash = require('multihashes')
 const multicodec = require('multicodec')
+const { Buffer } = require('buffer')
 
 const IPLDResolver = require('../src')
 

test/ipld-dag-pb.js

@@ -11,6 +11,7 @@ const BlockService = require('ipfs-block-service')
 const dagPB = require('ipld-dag-pb')
 const multihash = require('multihashes')
 const multicodec = require('multicodec')
+const { Buffer } = require('buffer')
 const IPLDResolver = require('../src')
 
 module.exports = (repo) => {

test/ipld-git.js

@@ -9,6 +9,7 @@ const BlockService = require('ipfs-block-service')
 const ipldGit = require('ipld-git')
 const multihash = require('multihashes')
 const multicodec = require('multicodec')
+const { Buffer } = require('buffer')
 
 const IPLDResolver = require('../src')