From 8bdb15496e321d1d73fa2b65e2ee783471816b7e Mon Sep 17 00:00:00 2001
From: LongYinan <lynweklm@gmail.com>
Date: Wed, 6 May 2020 12:06:23 +0800
Subject: [PATCH] perf: replace sse4_crc32 to @node-rs/crc32

---
 benchmark/index.js   |  4 ++++
 impls/sse4_crc32c.js |  4 ++--
 package.json         |  5 +++--
 yarn.lock            | 19 +++++++++++++++++++
 4 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/benchmark/index.js b/benchmark/index.js
index c770cc2..d481638 100644
--- a/benchmark/index.js
+++ b/benchmark/index.js
@@ -3,6 +3,10 @@ const Benchtable = require('benchtable');
 const suite = new Benchtable();
 
 const kTesters = [{
+  name: '@node-rs/crc32c',
+  calculate: require('../impls/sse4_crc32c').calculate,
+},
+{
   name: 'sse4_crc32c_hw',
   calculate: require('sse4_crc32').sse42_crc,
 }, {
diff --git a/impls/sse4_crc32c.js b/impls/sse4_crc32c.js
index bdfa8e4..89dc390 100644
--- a/impls/sse4_crc32c.js
+++ b/impls/sse4_crc32c.js
@@ -1,5 +1,5 @@
-const sse4_crc32 = require('sse4_crc32');
+const bindings = require('@node-rs/crc32');
 
 module.exports = {
-  calculate: sse4_crc32.calculate,
+  calculate: bindings.crc32c,
 };
diff --git a/package.json b/package.json
index 738bde8..b4b82c3 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   },
   "main": "./loader",
   "optionalDependencies": {
-    "sse4_crc32": "^6.0.1"
+    "@node-rs/crc32": "^0.1.7"
   },
   "scripts": {
     "test": "nyc --reporter=html --reporter=text mocha",
@@ -32,6 +32,7 @@
     "mocha": "^6.2.1",
     "nyc": "^14.1.1",
     "random-string": "^0.2.0",
-    "should": "^13.2.3"
+    "should": "^13.2.3",
+    "sse4_crc32": "^6.0.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index efa3f1a..ecdfc15 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -89,6 +89,20 @@
     lodash "^4.17.13"
     to-fast-properties "^2.0.0"
 
+"@node-rs/crc32@^0.1.7":
+  version "0.1.7"
+  resolved "https://registry.npmjs.org/@node-rs/crc32/-/crc32-0.1.7.tgz#dccb2147fda92d480ac3f89eac5ae4b5b77de4be"
+  integrity sha512-5wyTLS1zrpi5CmBZplbgIUt5mrQr+aCYo8DhBKYaTi0DzdpxMzxFfUOwxXRp6e5cLhaNdX6jk2KYrtysPi66/g==
+  dependencies:
+    "@node-rs/helper" "^0.1.3"
+
+"@node-rs/helper@^0.1.3":
+  version "0.1.3"
+  resolved "https://registry.npmjs.org/@node-rs/helper/-/helper-0.1.3.tgz#da94032fe44bb6a3456d81de1bcdcead1f651817"
+  integrity sha512-jqJ8VRRoZDyEcW7cfVintp1qytoOXJkJpMj2pBgMgyGsipWDG5USGR98iDmDDqrcB0LUhOA1xsDuEpJgUYgSzA==
+  dependencies:
+    tslib "^1.11.1"
+
 ajv@^6.5.5:
   version "6.10.2"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.10.2.tgz#d3cea04d6b017b2894ad69040fec8b623eb4bd52"
@@ -1642,6 +1656,11 @@ tough-cookie@~2.4.3:
     psl "^1.1.24"
     punycode "^1.4.1"
 
+tslib@^1.11.1:
+  version "1.11.2"
+  resolved "https://registry.npmjs.org/tslib/-/tslib-1.11.2.tgz#9c79d83272c9a7aaf166f73915c9667ecdde3cc9"
+  integrity sha512-tTSkux6IGPnUGUd1XAZHcpu85MOkIl5zX49pO+jfsie3eP0B6pyhOlLXm3cAC6T7s+euSDDUUV+Acop5WmtkVg==
+
 tunnel-agent@^0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/tunnel-agent/-/tunnel-agent-0.6.0.tgz#27a5dea06b36b04a0a9966774b290868f0fc40fd"