Add TransactionBuilder

src/ecpair.ts

@@ -11,13 +11,24 @@ const isOptions = typeforce.maybe(typeforce.compile({
   network: types.maybe(types.Network)
 }))
 
-export interface ECPairOptions {
+interface ECPairOptions {
   compressed?: boolean
   network?: Network
   rng?(Buffer): Buffer
 }
 
-class ECPair {
+export interface ECPairInterface {
+  compressed: boolean
+  network: Network
+  privateKey: Buffer
+  publicKey: Buffer
+  toWIF(): string
+  sign(hash: Buffer): Buffer
+  verify(hash: Buffer, signature: Buffer): Buffer
+  getPublicKey?(): Buffer
+}
+
+class ECPair implements ECPairInterface {
   compressed: boolean
   network: Network
   private __d: Buffer

src/index.ts

@@ -3,7 +3,7 @@ const opcodes = require('bitcoin-ops')
 import { Block } from './block'
 import * as ECPair from './ecpair'
 import { Transaction } from './transaction'
-import * as TransactionBuilder from './transaction_builder'
+import { TransactionBuilder } from './transaction_builder'
 import * as address from './address'
 import * as bip32 from 'bip32'
 import * as crypto from './crypto'

test/transaction_builder.js

@@ -6,7 +6,7 @@ const payments = require('../dist/src/payments')
 
 const ECPair = require('../dist/src/ecpair')
 const Transaction = require('..').Transaction
-const TransactionBuilder = require('../dist/src/transaction_builder')
+const TransactionBuilder = require('..').TransactionBuilder
 const NETWORKS = require('../dist/src/networks')
 
 const fixtures = require('./fixtures/transaction_builder')