Merge pull request #6 from clarkmoody/fix-buffer-deprecation

Remove deprecated "new Buffer" in favor of "Buffer.from"

accounts/api-helper.js

@@ -47,7 +47,7 @@ class ApiHelper {
 
         } else if (addrHelper.isSupportedPubKey(item) && !ret.hasPubKey(item)) {
           // Derive pubkey as 3 addresses (P1PKH, P2WPKH/P2SH, BECH32)
-          const bufItem = new Buffer(item, 'hex')
+          const bufItem = Buffer.from(item, 'hex')
 
           const funcs = [
             addrHelper.p2pkhAddress,

test/lib/bitcoin/addresses-helper-test.js

@@ -84,7 +84,7 @@ describe('AddressesHelper', function() {
   describe('p2pkhAddress()', function() {
     it('should successfully derive P2PKH addresses from pubkeys', function() {
       for (const v of VECTOR_1) {
-        const pkb = new Buffer(v[0], 'hex')
+        const pkb = Buffer.from(v[0], 'hex')
         const addr = addrHelper.p2pkhAddress(pkb)
         assert(addr == v[1])
       }
@@ -94,7 +94,7 @@ describe('AddressesHelper', function() {
   describe('p2wpkhP2shAddress()', function() {
     it('should successfully derive P2WPKH-P2SH addresses from pubkeys', function() {
       for (const v of VECTOR_1) {
-        const pkb = new Buffer(v[0], 'hex')
+        const pkb = Buffer.from(v[0], 'hex')
         const addr = addrHelper.p2wpkhP2shAddress(pkb)
         assert(addr == v[2])
       }
@@ -104,7 +104,7 @@ describe('AddressesHelper', function() {
   describe('p2wpkhAddress()', function() {
     it('should successfully derive bech32 addresses from pubkeys', function() {
       for (const v of VECTOR_1) {
-        const pkb = new Buffer(v[0], 'hex')
+        const pkb = Buffer.from(v[0], 'hex')
         const addr = addrHelper.p2wpkhAddress(pkb)
         assert(addr == v[3])
       }