diff --git a/package.json b/package.json
index c6f6939a..d27a738a 100644
--- a/package.json
+++ b/package.json
@@ -73,9 +73,9 @@
     "@total-order/primitive": "^1.0.1"
   },
   "devDependencies": {
-    "@babel/core": "7.15.5",
+    "@babel/core": "7.15.8",
     "@babel/polyfill": "7.12.1",
-    "@babel/preset-env": "7.15.6",
+    "@babel/preset-env": "7.15.8",
     "@babel/register": "7.15.3",
     "@commitlint/cli": "13.2.0",
     "@js-library/commitlint-config": "0.0.4",
diff --git a/yarn.lock b/yarn.lock
index cacf8cfe..5b351000 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -16,6 +16,13 @@
   dependencies:
     "@babel/highlight" "^7.14.5"
 
+"@babel/code-frame@^7.15.8":
+  version "7.15.8"
+  resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.15.8.tgz#45990c47adadb00c03677baa89221f7cc23d2503"
+  integrity sha512-2IAnmn8zbvC/jKYhq5Ki9I+DwjlrtMPUCH/CpHvqI4dNnlwHwsxoIhlc8WcYY5LSYknXQtAlFYuHfqAFCvQ4Wg==
+  dependencies:
+    "@babel/highlight" "^7.14.5"
+
 "@babel/compat-data@^7.13.11", "@babel/compat-data@^7.14.5", "@babel/compat-data@^7.14.7":
   version "7.14.7"
   resolved "https://registry.yarnpkg.com/@babel/compat-data/-/compat-data-7.14.7.tgz#7b047d7a3a89a67d2258dc61f604f098f1bc7e08"
@@ -26,20 +33,20 @@
   resolved "https://registry.yarnpkg.com/@babel/compat-data/-/compat-data-7.15.0.tgz#2dbaf8b85334796cafbb0f5793a90a2fc010b176"
   integrity sha512-0NqAC1IJE0S0+lL1SWFMxMkz1pKCNCjI4tr2Zx4LJSXxCLAdr6KyArnY+sno5m3yH9g737ygOyPABDsnXkpxiA==
 
-"@babel/core@7.15.5":
-  version "7.15.5"
-  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.15.5.tgz#f8ed9ace730722544609f90c9bb49162dc3bf5b9"
-  integrity sha512-pYgXxiwAgQpgM1bNkZsDEq85f0ggXMA5L7c+o3tskGMh2BunCI9QUwB9Z4jpvXUOuMdyGKiGKQiRe11VS6Jzvg==
+"@babel/core@7.15.8":
+  version "7.15.8"
+  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.15.8.tgz#195b9f2bffe995d2c6c159e72fe525b4114e8c10"
+  integrity sha512-3UG9dsxvYBMYwRv+gS41WKHno4K60/9GPy1CJaH6xy3Elq8CTtvtjT5R5jmNhXfCYLX2mTw+7/aq5ak/gOE0og==
   dependencies:
-    "@babel/code-frame" "^7.14.5"
-    "@babel/generator" "^7.15.4"
+    "@babel/code-frame" "^7.15.8"
+    "@babel/generator" "^7.15.8"
     "@babel/helper-compilation-targets" "^7.15.4"
-    "@babel/helper-module-transforms" "^7.15.4"
+    "@babel/helper-module-transforms" "^7.15.8"
     "@babel/helpers" "^7.15.4"
-    "@babel/parser" "^7.15.5"
+    "@babel/parser" "^7.15.8"
     "@babel/template" "^7.15.4"
     "@babel/traverse" "^7.15.4"
-    "@babel/types" "^7.15.4"
+    "@babel/types" "^7.15.6"
     convert-source-map "^1.7.0"
     debug "^4.1.0"
     gensync "^1.0.0-beta.2"
@@ -95,6 +102,15 @@
     jsesc "^2.5.1"
     source-map "^0.5.0"
 
+"@babel/generator@^7.15.8":
+  version "7.15.8"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.15.8.tgz#fa56be6b596952ceb231048cf84ee499a19c0cd1"
+  integrity sha512-ECmAKstXbp1cvpTTZciZCgfOt6iN64lR0d+euv3UZisU5awfRawOvg07Utn/qBGuH4bRIEZKrA/4LzZyXhZr8g==
+  dependencies:
+    "@babel/types" "^7.15.6"
+    jsesc "^2.5.1"
+    source-map "^0.5.0"
+
 "@babel/helper-annotate-as-pure@^7.14.5":
   version "7.14.5"
   resolved "https://registry.yarnpkg.com/@babel/helper-annotate-as-pure/-/helper-annotate-as-pure-7.14.5.tgz#7bf478ec3b71726d56a8ca5775b046fc29879e61"
@@ -292,6 +308,20 @@
     "@babel/traverse" "^7.15.4"
     "@babel/types" "^7.15.4"
 
+"@babel/helper-module-transforms@^7.15.8":
+  version "7.15.8"
+  resolved "https://registry.yarnpkg.com/@babel/helper-module-transforms/-/helper-module-transforms-7.15.8.tgz#d8c0e75a87a52e374a8f25f855174786a09498b2"
+  integrity sha512-DfAfA6PfpG8t4S6npwzLvTUpp0sS7JrcuaMiy1Y5645laRJIp/LiLGIBbQKaXSInK8tiGNI7FL7L8UvB8gdUZg==
+  dependencies:
+    "@babel/helper-module-imports" "^7.15.4"
+    "@babel/helper-replace-supers" "^7.15.4"
+    "@babel/helper-simple-access" "^7.15.4"
+    "@babel/helper-split-export-declaration" "^7.15.4"
+    "@babel/helper-validator-identifier" "^7.15.7"
+    "@babel/template" "^7.15.4"
+    "@babel/traverse" "^7.15.4"
+    "@babel/types" "^7.15.6"
+
 "@babel/helper-optimise-call-expression@^7.14.5":
   version "7.14.5"
   resolved "https://registry.yarnpkg.com/@babel/helper-optimise-call-expression/-/helper-optimise-call-expression-7.14.5.tgz#f27395a8619e0665b3f0364cddb41c25d71b499c"
@@ -401,6 +431,11 @@
   resolved "https://registry.yarnpkg.com/@babel/helper-validator-identifier/-/helper-validator-identifier-7.14.9.tgz#6654d171b2024f6d8ee151bf2509699919131d48"
   integrity sha512-pQYxPY0UP6IHISRitNe8bsijHex4TWZXi2HwKVsjPiltzlhse2znVcm9Ace510VT1kxIHjGJCZZQBX2gJDbo0g==
 
+"@babel/helper-validator-identifier@^7.15.7":
+  version "7.15.7"
+  resolved "https://registry.yarnpkg.com/@babel/helper-validator-identifier/-/helper-validator-identifier-7.15.7.tgz#220df993bfe904a4a6b02ab4f3385a5ebf6e2389"
+  integrity sha512-K4JvCtQqad9OY2+yTU8w+E82ywk/fe+ELNlt1G8z3bVGlZfn/hOcQQsUhGhW/N+tb3fxK800wLtKOE/aM0m72w==
+
 "@babel/helper-validator-option@^7.14.5":
   version "7.14.5"
   resolved "https://registry.yarnpkg.com/@babel/helper-validator-option/-/helper-validator-option-7.14.5.tgz#6e72a1fff18d5dfcb878e1e62f1a021c4b72d5a3"
@@ -463,10 +498,10 @@
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.15.4.tgz#02f2931b822512d3aad17d475ae83da74a255a84"
   integrity sha512-xmzz+7fRpjrvDUj+GV7zfz/R3gSK2cOxGlazaXooxspCr539cbTXJKvBJzSVI2pPhcRGquoOtaIkKCsHQUiO3w==
 
-"@babel/parser@^7.15.5":
-  version "7.15.5"
-  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.15.5.tgz#d33a58ca69facc05b26adfe4abebfed56c1c2dac"
-  integrity sha512-2hQstc6I7T6tQsWzlboMh3SgMRPaS4H6H7cPQsJkdzTzEGqQrpLDsE2BGASU5sBPoEQyHzeqU6C8uKbFeEk6sg==
+"@babel/parser@^7.15.8":
+  version "7.15.8"
+  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.15.8.tgz#7bacdcbe71bdc3ff936d510c15dcea7cf0b99016"
+  integrity sha512-BRYa3wcQnjS/nqI8Ac94pYYpJfojHVvVXJ97+IDCImX4Jc8W8Xv1+47enbruk+q1etOpsQNwnfFcNGw+gtPGxA==
 
 "@babel/plugin-bugfix-v8-spread-parameters-in-optional-chaining@^7.14.5":
   version "7.14.5"
@@ -495,10 +530,10 @@
     "@babel/helper-remap-async-to-generator" "^7.14.5"
     "@babel/plugin-syntax-async-generators" "^7.8.4"
 
-"@babel/plugin-proposal-async-generator-functions@^7.15.4":
-  version "7.15.4"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-async-generator-functions/-/plugin-proposal-async-generator-functions-7.15.4.tgz#f82aabe96c135d2ceaa917feb9f5fca31635277e"
-  integrity sha512-2zt2g5vTXpMC3OmK6uyjvdXptbhBXfA77XGrd3gh93zwG8lZYBLOBImiGBEG0RANu3JqKEACCz5CGk73OJROBw==
+"@babel/plugin-proposal-async-generator-functions@^7.15.8":
+  version "7.15.8"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-async-generator-functions/-/plugin-proposal-async-generator-functions-7.15.8.tgz#a3100f785fab4357987c4223ab1b02b599048403"
+  integrity sha512-2Z5F2R2ibINTc63mY7FLqGfEbmofrHU9FitJW1Q7aPaKFhiPvSq6QEt/BoWN5oME3GVyjcRuNNSRbb9LC0CSWA==
   dependencies:
     "@babel/helper-plugin-utils" "^7.14.5"
     "@babel/helper-remap-async-to-generator" "^7.15.4"
@@ -1095,6 +1130,14 @@
     "@babel/helper-plugin-utils" "^7.14.5"
     "@babel/helper-skip-transparent-expression-wrappers" "^7.14.5"
 
+"@babel/plugin-transform-spread@^7.15.8":
+  version "7.15.8"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-spread/-/plugin-transform-spread-7.15.8.tgz#79d5aa27f68d700449b2da07691dfa32d2f6d468"
+  integrity sha512-/daZ8s2tNaRekl9YJa9X4bzjpeRZLt122cpgFnQPLGUe61PH8zMEBmYqKkW5xF5JUEh5buEGXJoQpqBmIbpmEQ==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.14.5"
+    "@babel/helper-skip-transparent-expression-wrappers" "^7.15.4"
+
 "@babel/plugin-transform-sticky-regex@^7.14.5":
   version "7.14.5"
   resolved "https://registry.yarnpkg.com/@babel/plugin-transform-sticky-regex/-/plugin-transform-sticky-regex-7.14.5.tgz#5b617542675e8b7761294381f3c28c633f40aeb9"
@@ -1139,17 +1182,17 @@
     core-js "^2.6.5"
     regenerator-runtime "^0.13.4"
 
-"@babel/preset-env@7.15.6":
-  version "7.15.6"
-  resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.15.6.tgz#0f3898db9d63d320f21b17380d8462779de57659"
-  integrity sha512-L+6jcGn7EWu7zqaO2uoTDjjMBW+88FXzV8KvrBl2z6MtRNxlsmUNRlZPaNNPUTgqhyC5DHNFk/2Jmra+ublZWw==
+"@babel/preset-env@7.15.8":
+  version "7.15.8"
+  resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.15.8.tgz#f527ce5bcb121cd199f6b502bf23e420b3ff8dba"
+  integrity sha512-rCC0wH8husJgY4FPbHsiYyiLxSY8oMDJH7Rl6RQMknbN9oDDHhM9RDFvnGM2MgkbUJzSQB4gtuwygY5mCqGSsA==
   dependencies:
     "@babel/compat-data" "^7.15.0"
     "@babel/helper-compilation-targets" "^7.15.4"
     "@babel/helper-plugin-utils" "^7.14.5"
     "@babel/helper-validator-option" "^7.14.5"
     "@babel/plugin-bugfix-v8-spread-parameters-in-optional-chaining" "^7.15.4"
-    "@babel/plugin-proposal-async-generator-functions" "^7.15.4"
+    "@babel/plugin-proposal-async-generator-functions" "^7.15.8"
     "@babel/plugin-proposal-class-properties" "^7.14.5"
     "@babel/plugin-proposal-class-static-block" "^7.15.4"
     "@babel/plugin-proposal-dynamic-import" "^7.14.5"
@@ -1204,7 +1247,7 @@
     "@babel/plugin-transform-regenerator" "^7.14.5"
     "@babel/plugin-transform-reserved-words" "^7.14.5"
     "@babel/plugin-transform-shorthand-properties" "^7.14.5"
-    "@babel/plugin-transform-spread" "^7.14.6"
+    "@babel/plugin-transform-spread" "^7.15.8"
     "@babel/plugin-transform-sticky-regex" "^7.14.5"
     "@babel/plugin-transform-template-literals" "^7.14.5"
     "@babel/plugin-transform-typeof-symbol" "^7.14.5"
@@ -1213,7 +1256,7 @@
     "@babel/preset-modules" "^0.1.4"
     "@babel/types" "^7.15.6"
     babel-plugin-polyfill-corejs2 "^0.2.2"
-    babel-plugin-polyfill-corejs3 "^0.2.2"
+    babel-plugin-polyfill-corejs3 "^0.2.5"
     babel-plugin-polyfill-regenerator "^0.2.2"
     core-js-compat "^3.16.0"
     semver "^6.3.0"
@@ -2466,6 +2509,14 @@ babel-plugin-polyfill-corejs3@^0.2.2:
     "@babel/helper-define-polyfill-provider" "^0.2.2"
     core-js-compat "^3.14.0"
 
+babel-plugin-polyfill-corejs3@^0.2.5:
+  version "0.2.5"
+  resolved "https://registry.yarnpkg.com/babel-plugin-polyfill-corejs3/-/babel-plugin-polyfill-corejs3-0.2.5.tgz#2779846a16a1652244ae268b1e906ada107faf92"
+  integrity sha512-ninF5MQNwAX9Z7c9ED+H2pGt1mXdP4TqzlHKyPIYmJIYz0N+++uwdM7RnJukklhzJ54Q84vA4ZJkgs7lu5vqcw==
+  dependencies:
+    "@babel/helper-define-polyfill-provider" "^0.2.2"
+    core-js-compat "^3.16.2"
+
 babel-plugin-polyfill-regenerator@^0.2.2:
   version "0.2.2"
   resolved "https://registry.yarnpkg.com/babel-plugin-polyfill-regenerator/-/babel-plugin-polyfill-regenerator-0.2.2.tgz#b310c8d642acada348c1fa3b3e6ce0e851bee077"
@@ -2635,6 +2686,17 @@ browserslist@^4.0.0, browserslist@^4.16.6:
     escalade "^3.1.1"
     node-releases "^1.1.71"
 
+browserslist@^4.17.3:
+  version "4.17.3"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.17.3.tgz#2844cd6eebe14d12384b0122d217550160d2d624"
+  integrity sha512-59IqHJV5VGdcJZ+GZ2hU5n4Kv3YiASzW6Xk5g9tf5a/MAzGeFwgGWU39fVzNIOVcgB3+Gp+kiQu0HEfTVU/3VQ==
+  dependencies:
+    caniuse-lite "^1.0.30001264"
+    electron-to-chromium "^1.3.857"
+    escalade "^3.1.1"
+    node-releases "^1.1.77"
+    picocolors "^0.2.1"
+
 buf-compare@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/buf-compare/-/buf-compare-1.0.1.tgz#fef28da8b8113a0a0db4430b0b6467b69730b34a"
@@ -2806,6 +2868,11 @@ caniuse-lite@^1.0.0, caniuse-lite@^1.0.30001219, caniuse-lite@^1.0.30001243:
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001248.tgz#26ab45e340f155ea5da2920dadb76a533cb8ebce"
   integrity sha512-NwlQbJkxUFJ8nMErnGtT0QTM2TJ33xgz4KXJSMIrjXIbDVdaYueGyjOrLKRtJC+rTiWfi6j5cnZN1NBiSBJGNw==
 
+caniuse-lite@^1.0.30001264:
+  version "1.0.30001265"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001265.tgz#0613c9e6c922e422792e6fcefdf9a3afeee4f8c3"
+  integrity sha512-YzBnspggWV5hep1m9Z6sZVLOt7vrju8xWooFAgN6BA5qvy98qPAPb7vNUzypFaoh2pb3vlfzbDO8tB57UPGbtw==
+
 caseless@~0.12.0:
   version "0.12.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
@@ -3253,6 +3320,14 @@ core-js-compat@^3.16.0:
     browserslist "^4.16.6"
     semver "7.0.0"
 
+core-js-compat@^3.16.2:
+  version "3.18.2"
+  resolved "https://registry.yarnpkg.com/core-js-compat/-/core-js-compat-3.18.2.tgz#e40c266fbd613948dd8d2d2156345da8ac03c142"
+  integrity sha512-25VJYCJtGjZwLguj7d66oiHfmnVw3TMOZ0zV8DyMJp/aeQ3OjR519iOOeck08HMyVVRAqXxafc2Hl+5QstJrsQ==
+  dependencies:
+    browserslist "^4.17.3"
+    semver "7.0.0"
+
 core-js@^2.0.0, core-js@^2.4.0, core-js@^2.6.5:
   version "2.6.12"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.12.tgz#d9333dfa7b065e347cc5682219d6f690859cc2ec"
@@ -3803,6 +3878,11 @@ electron-to-chromium@^1.3.723:
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.789.tgz#c3ea060ba1e36e41c87943a47ed2daadc545be2b"
   integrity sha512-lK4xn6C6ZF1kgLaC/EhOtC1MSKENExj3rMwGVnBTfHW81Z/Hb1Rge5YaWawN/YOXy3xCaESuE4KWSD50kOZ9rQ==
 
+electron-to-chromium@^1.3.857:
+  version "1.3.861"
+  resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.861.tgz#981e37a79af7a7b29bbaeed36376f4795527de13"
+  integrity sha512-GZyflmpMnZRdZ1e2yAyvuFwz1MPSVQelwHX4TJZyXypB8NcxdPvPNwy5lOTxnlkrK13EiQzyTPugRSnj6cBgKg==
+
 elegant-spinner@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/elegant-spinner/-/elegant-spinner-1.0.1.tgz#db043521c95d7e303fd8f345bedc3349cfb0729e"
@@ -6735,6 +6815,11 @@ node-releases@^1.1.71:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.73.tgz#dd4e81ddd5277ff846b80b52bb40c49edf7a7b20"
   integrity sha512-uW7fodD6pyW2FZNZnp/Z3hvWKeEW1Y8R1+1CnErE8cXFXzl5blBOoVB41CvMer6P6Q0S5FXDwcHgFd1Wj0U9zg==
 
+node-releases@^1.1.77:
+  version "1.1.77"
+  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.77.tgz#50b0cfede855dd374e7585bf228ff34e57c1c32e"
+  integrity sha512-rB1DUFUNAN4Gn9keO2K1efO35IDK7yKHCdCaIMvFO7yUYmmZYeDjnGKle26G4rwj+LKRQpjyUUvMkPglwGCYNQ==
+
 normalize-package-data@^2.3.2, 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"
@@ -7271,6 +7356,11 @@ performance-now@^2.1.0:
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
 
+picocolors@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-0.2.1.tgz#570670f793646851d1ba135996962abad587859f"
+  integrity sha512-cMlDqaLEqfSaW8Z7N5Jw+lyIW869EzT73/F5lhtY9cLGoVxSXznfgfXMO0Z5K0o0Q2TkTXq+0KFsdnSe3jDViA==
+
 picomatch@^2.0.4, picomatch@^2.2.1, picomatch@^2.2.2, picomatch@^2.2.3:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.3.0.tgz#f1f061de8f6a4bf022892e2d128234fb98302972"