From f366e4b0cc71728a74ded25c0f2efe48c05daa37 Mon Sep 17 00:00:00 2001
From: Kagami Hiiragi <kagami@genshiken.org>
Date: Sat, 20 Dec 2014 13:48:12 +0300
Subject: [PATCH] Use native assert

---
 lib/address.js        | 2 +-
 lib/crypto.browser.js | 2 +-
 lib/utils.js          | 7 -------
 lib/varint.js         | 2 +-
 4 files changed, 3 insertions(+), 10 deletions(-)
 delete mode 100644 lib/utils.js

diff --git a/lib/address.js b/lib/address.js
index 1d28490..c055106 100644
--- a/lib/address.js
+++ b/lib/address.js
@@ -5,11 +5,11 @@
 
 "use strict";
 
+var assert = require("assert");
 var bufferEqual = require("buffer-equal");
 var bs58 = require("bs58");
 var varint = require("./varint");
 var bmcrypto = require("./crypto");
-var assert = require("./utils").assert;
 
 /**
  * Parse Bitmessage Base58 encoded address (with or without `BM-`
diff --git a/lib/crypto.browser.js b/lib/crypto.browser.js
index 7415e1a..8052a8e 100644
--- a/lib/crypto.browser.js
+++ b/lib/crypto.browser.js
@@ -10,9 +10,9 @@
 
 "use strict";
 
+var assert = require("assert");
 require("es6-promise").polyfill();
 var ripemd160 = require("ripemd160");
-var assert = require("./utils").assert;
 
 // Support `webkit` prefix for Safari (not tested yet).
 // TODO(Kagami): Try to support IE11.
diff --git a/lib/utils.js b/lib/utils.js
deleted file mode 100644
index ffe85a2..0000000
--- a/lib/utils.js
+++ /dev/null
@@ -1,7 +0,0 @@
-"use strict";
-
-exports.assert = function(condition, message) {
-  if (!condition) {
-    throw new Error(message || "Assertion failed");
-  }
-};
diff --git a/lib/varint.js b/lib/varint.js
index ee9e8d8..c1a969d 100644
--- a/lib/varint.js
+++ b/lib/varint.js
@@ -5,12 +5,12 @@
 
 "use strict";
 
+var assert = require("assert");
 // TODO(Kagami): Since `node-int64` and `int64-native` APIs are slightly
 // differ, there might be need in platform-dependent wrapper. Also think
 // that to do with 64bit arithmetic since `node-int64` doesn't implement
 // it.
 var Int64 = require("int64-native");
-var assert = require("./utils").assert;
 
 exports.decode = function(buf) {
   assert(buf.length > 0, "Empty buffer");