Upgrade husky
diff --git a/package.json b/package.json
index b01a129..514191f 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
     "eslint-plugin-node": "^9.0.1",
     "eslint-plugin-prettier": "^3.0.1",
     "esm": "^3.2.22",
-    "husky": "^1.3.1",
+    "husky": "^2.4.0",
     "lerna": "^3.13.4",
     "lint-staged": "^8.1.5",
     "mocha": "^6.1.4",
diff --git a/yarn.lock b/yarn.lock
index bc31ecb..6daa642 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1458,6 +1458,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-12.0.7.tgz#4f2563bad652b2acb1722d7e7aae2b0ff62d192c"
   integrity sha512-1YKeT4JitGgE4SOzyB9eMwO0nGVNkNEsm9qlIt1Lqm/tG2QEiSMTD4kS3aO6L+w5SClLVxALmIBESK6Mk5wX0A==
 
+"@types/normalize-package-data@^2.4.0":
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.0.tgz#e486d0d97396d79beedd0a6e33f4534ff6b4973e"
+  integrity sha512-f5j5b/Gf71L+dbqxIpQ4Z2WlmI/mPJ0fOkGGmFgtb6sAu97EPczzbS3/tJKxmcYDj55OX6ssqwDAWOHIYDRDGA==
+
 "@webassemblyjs/ast@1.8.5":
   version "1.8.5"
   resolved "https://registry.yarnpkg.com/@webassemblyjs/ast/-/ast-1.8.5.tgz#51b1c5fe6576a34953bf4b253df9f0d490d9e359"
@@ -2846,16 +2851,6 @@
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
   integrity sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=
 
-cosmiconfig@^5.0.7:
-  version "5.2.0"
-  resolved "https://registry.yarnpkg.com/cosmiconfig/-/cosmiconfig-5.2.0.tgz#45038e4d28a7fe787203aede9c25bca4a08b12c8"
-  integrity sha512-nxt+Nfc3JAqf4WIWd0jXLjTJZmsPLrA9DDc4nRw2KFJQJK7DNooqSXrNI7tzLG50CF8axczly5UV929tBmh/7g==
-  dependencies:
-    import-fresh "^2.0.0"
-    is-directory "^0.3.1"
-    js-yaml "^3.13.0"
-    parse-json "^4.0.0"
-
 cosmiconfig@^5.1.0, cosmiconfig@^5.2.0:
   version "5.2.1"
   resolved "https://registry.yarnpkg.com/cosmiconfig/-/cosmiconfig-5.2.1.tgz#040f726809c591e77a17c0a3626ca45b4f168b1a"
@@ -3945,6 +3940,13 @@
   dependencies:
     locate-path "^2.0.0"
 
+find-up@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-4.0.0.tgz#c367f8024de92efb75f2d4906536d24682065c3a"
+  integrity sha512-zoH7ZWPkRdgwYCDVoQTzqjG8JSPANhtvLhh4KVUHyKnaUJJrNeFmWIkTcNuJmR3GLMEmGYEf2S2bjgx26JTF+Q==
+  dependencies:
+    locate-path "^5.0.0"
+
 findup-sync@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/findup-sync/-/findup-sync-2.0.0.tgz#9326b1488c22d1a6088650a86901b2d9a90a2cbc"
@@ -4178,6 +4180,11 @@
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-6.0.0.tgz#9e09bf712b360ab9225e812048f71fde9c89657b"
   integrity sha512-jp4tHawyV7+fkkSKyvjuLZswblUtz+SQKzSWnBbii16BuZksJlU1wuBYXY75r+duh/llF1ur6oNwi+2ZzjKZ7g==
 
+get-stdin@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-7.0.0.tgz#8d5de98f15171a125c5e516643c7a6d0ea8a96f6"
+  integrity sha512-zRKcywvrXlXsA0v0i9Io4KDRaAw7+a1ZpjRwl9Wox8PFlVCCHra7E9c4kqXCoCM9nR5tBkaTTZRBoCm60bFqTQ==
+
 get-stream@^4.0.0, get-stream@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-4.1.0.tgz#c1b255575f3dc21d59bfc79cd3d2b46b1c3a54b5"
@@ -4625,21 +4632,21 @@
   dependencies:
     ms "^2.0.0"
 
-husky@^1.3.1:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/husky/-/husky-1.3.1.tgz#26823e399300388ca2afff11cfa8a86b0033fae0"
-  integrity sha512-86U6sVVVf4b5NYSZ0yvv88dRgBSSXXmHaiq5pP4KDj5JVzdwKgBjEtUPOm8hcoytezFwbU+7gotXNhpHdystlg==
+husky@^2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/husky/-/husky-2.4.0.tgz#1bac7c44588f6e91f808b72efc82d24a57194f36"
+  integrity sha512-3k1wuZU20gFkphNWMjh2ISCFaqfbaLY7R9FST2Mj9HeRhUK9ydj9qQR8qfXlog3EctVGsyeilcZkIT7uBZDDVA==
   dependencies:
-    cosmiconfig "^5.0.7"
+    cosmiconfig "^5.2.0"
     execa "^1.0.0"
     find-up "^3.0.0"
-    get-stdin "^6.0.0"
+    get-stdin "^7.0.0"
     is-ci "^2.0.0"
-    pkg-dir "^3.0.0"
+    pkg-dir "^4.1.0"
     please-upgrade-node "^3.1.1"
-    read-pkg "^4.0.1"
+    read-pkg "^5.1.1"
     run-node "^1.0.0"
-    slash "^2.0.0"
+    slash "^3.0.0"
 
 iconv-lite@0.4.24, iconv-lite@^0.4.24, iconv-lite@^0.4.4, iconv-lite@~0.4.13:
   version "0.4.24"
@@ -5571,6 +5578,13 @@
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
+locate-path@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-5.0.0.tgz#1afba396afd676a6d42504d0a67a3a7eb9f62aa0"
+  integrity sha512-t7hw9pI+WvuwNJXwk5zVHpyhIqzg2qTlklJOf0mVxGSbe3Fp2VieZcduNYjaLDoy6p9uGpQEGWG87WpMKlNq8g==
+  dependencies:
+    p-locate "^4.1.0"
+
 lodash._reinterpolate@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/lodash._reinterpolate/-/lodash._reinterpolate-3.0.0.tgz#0ccf2d89166af03b3663c796538b75ac6e114d9d"
@@ -6292,7 +6306,7 @@
     abbrev "1"
     osenv "^0.1.4"
 
-normalize-package-data@^2.0.0, normalize-package-data@^2.3.0, normalize-package-data@^2.3.2, normalize-package-data@^2.3.4, normalize-package-data@^2.3.5, normalize-package-data@^2.4.0:
+normalize-package-data@^2.0.0, normalize-package-data@^2.3.0, normalize-package-data@^2.3.2, normalize-package-data@^2.3.4, normalize-package-data@^2.3.5, normalize-package-data@^2.4.0, normalize-package-data@^2.5.0:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/normalize-package-data/-/normalize-package-data-2.5.0.tgz#e66db1838b200c1dfc233225d12cb36520e234a8"
   integrity sha512-/5CMN3T0R4XTj4DcGaexo+roZSdSFW/0AOOTROrjxzCG1wrWXEsGbRKevjlIL+ZDE4sZlJr5ED4YW0yqmkK+eA==
@@ -6641,7 +6655,7 @@
   dependencies:
     p-try "^1.0.0"
 
-p-limit@^2.0.0:
+p-limit@^2.0.0, p-limit@^2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.2.0.tgz#417c9941e6027a9abcba5092dd2904e255b5fbc2"
   integrity sha512-pZbTJpoUsCzV48Mc9Nh51VbwO0X9cuPFE8gYwx9BTCt9SF8/b7Zljd2fVgOxhIF/HDTKgpVzs+GPhyKfjLLFRQ==
@@ -6662,6 +6676,13 @@
   dependencies:
     p-limit "^2.0.0"
 
+p-locate@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-4.1.0.tgz#a3428bb7088b3a60292f66919278b7c297ad4f07"
+  integrity sha512-R79ZZ/0wAxKGu3oYMlz8jy/kbhsNrS7SKZ7PxEHBgJ5+F2mtFW2fK2cOtBh1cHYkQsbzFV7I+EoRKe6Yt0oK7A==
+  dependencies:
+    p-limit "^2.2.0"
+
 p-map-series@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/p-map-series/-/p-map-series-1.0.0.tgz#bf98fe575705658a9e1351befb85ae4c1f07bdca"
@@ -6993,6 +7014,13 @@
   dependencies:
     find-up "^3.0.0"
 
+pkg-dir@^4.1.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/pkg-dir/-/pkg-dir-4.2.0.tgz#f099133df7ede422e81d1d8448270eeb3e4261f3"
+  integrity sha512-HRDzbaKjC+AOWVXxAU/x54COGeIv9eb+6CkDSQoNTt4XyWoIJvuPsXizxu/Fr23EiekbtZwmh1IcIG/l/a10GQ==
+  dependencies:
+    find-up "^4.0.0"
+
 pkg-up@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/pkg-up/-/pkg-up-2.0.0.tgz#c819ac728059a461cab1c3889a2be3c49a004d7f"
@@ -7406,14 +7434,15 @@
     normalize-package-data "^2.3.2"
     path-type "^3.0.0"
 
-read-pkg@^4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/read-pkg/-/read-pkg-4.0.1.tgz#963625378f3e1c4d48c85872b5a6ec7d5d093237"
-  integrity sha1-ljYlN48+HE1IyFhytabsfV0JMjc=
+read-pkg@^5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/read-pkg/-/read-pkg-5.1.1.tgz#5cf234dde7a405c90c88a519ab73c467e9cb83f5"
+  integrity sha512-dFcTLQi6BZ+aFUaICg7er+/usEoqFdQxiEBsEMNGoipenihtxxtdrQuBXvyANCEI8VuUIVYFgeHGx9sLLvim4w==
   dependencies:
-    normalize-package-data "^2.3.2"
+    "@types/normalize-package-data" "^2.4.0"
+    normalize-package-data "^2.5.0"
     parse-json "^4.0.0"
-    pify "^3.0.0"
+    type-fest "^0.4.1"
 
 read@1, read@~1.0.1:
   version "1.0.7"
@@ -7948,6 +7977,11 @@
   resolved "https://registry.yarnpkg.com/slash/-/slash-2.0.0.tgz#de552851a1759df3a8f206535442f5ec4ddeab44"
   integrity sha512-ZYKh3Wh2z1PpEXWr0MpSBZ0V6mZHAQfYevttO11c51CaWjGTaadiKZ+wVt1PbMlDV5qhMFslpZCemhwOK7C89A==
 
+slash@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/slash/-/slash-3.0.0.tgz#6539be870c165adbd5240220dbe361f1bc4d4634"
+  integrity sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==
+
 slice-ansi@0.0.4:
   version "0.0.4"
   resolved "https://registry.yarnpkg.com/slice-ansi/-/slice-ansi-0.0.4.tgz#edbf8903f66f7ce2f8eafd6ceed65e264c831b35"
@@ -8647,6 +8681,11 @@
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-4.0.8.tgz#7646fb5f18871cfbb7749e69bd39a6388eb7450c"
   integrity sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==
 
+type-fest@^0.4.1:
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.4.1.tgz#8bdf77743385d8a4f13ba95f610f5ccd68c728f8"
+  integrity sha512-IwzA/LSfD2vC1/YDYMv/zHP4rDF1usCwllsDpbolT3D4fUepIO7f9K70jjmUewU/LmGUKJcwcVtDCpnKk4BPMw==
+
 type-is@~1.6.17, type-is@~1.6.18:
   version "1.6.18"
   resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.18.tgz#4e552cd05df09467dcbc4ef739de89f2cf37c131"