diff --git a/package.json b/package.json
index 1c11f50..8f592d0 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "url-pattern": "^1.0.3"
   },
   "devDependencies": {
-    "@babel/core": "^7.2.2",
+    "@babel/core": "^7.7.7",
     "@babel/plugin-proposal-class-properties": "^7.7.4",
     "@babel/plugin-proposal-decorators": "^7.7.4",
     "@babel/plugin-proposal-nullish-coalescing-operator": "^7.7.4",
diff --git a/yarn.lock b/yarn.lock
index 6b61020..0b225ee 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9,19 +9,19 @@
   dependencies:
     "@babel/highlight" "^7.0.0"
 
-"@babel/core@^7.1.0", "@babel/core@^7.2.2":
-  version "7.6.2"
-  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.6.2.tgz#069a776e8d5e9eefff76236bc8845566bd31dd91"
-  integrity sha512-l8zto/fuoZIbncm+01p8zPSDZu/VuuJhAfA7d/AbzM09WR7iVhavvfNDYCNpo1VvLk6E6xgAoP9P+/EMJHuRkQ==
+"@babel/core@^7.1.0", "@babel/core@^7.7.7":
+  version "7.7.7"
+  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.7.7.tgz#ee155d2e12300bcc0cff6a8ad46f2af5063803e9"
+  integrity sha512-jlSjuj/7z138NLZALxVgrx13AOtqip42ATZP7+kYl53GvDV6+4dCek1mVUo8z8c8Xnw/mx2q3d9HWh3griuesQ==
   dependencies:
     "@babel/code-frame" "^7.5.5"
-    "@babel/generator" "^7.6.2"
-    "@babel/helpers" "^7.6.2"
-    "@babel/parser" "^7.6.2"
-    "@babel/template" "^7.6.0"
-    "@babel/traverse" "^7.6.2"
-    "@babel/types" "^7.6.0"
-    convert-source-map "^1.1.0"
+    "@babel/generator" "^7.7.7"
+    "@babel/helpers" "^7.7.4"
+    "@babel/parser" "^7.7.7"
+    "@babel/template" "^7.7.4"
+    "@babel/traverse" "^7.7.4"
+    "@babel/types" "^7.7.4"
+    convert-source-map "^1.7.0"
     debug "^4.1.0"
     json5 "^2.1.0"
     lodash "^4.17.13"
@@ -29,20 +29,10 @@
     semver "^5.4.1"
     source-map "^0.5.0"
 
-"@babel/generator@^7.4.0", "@babel/generator@^7.6.2":
-  version "7.6.2"
-  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.6.2.tgz#dac8a3c2df118334c2a29ff3446da1636a8f8c03"
-  integrity sha512-j8iHaIW4gGPnViaIHI7e9t/Hl8qLjERI6DcV9kEpAIDJsAOrcnXqRS7t+QbhL76pwbtqP+QCQLL0z1CyVmtjjQ==
-  dependencies:
-    "@babel/types" "^7.6.0"
-    jsesc "^2.5.1"
-    lodash "^4.17.13"
-    source-map "^0.5.0"
-
-"@babel/generator@^7.7.4":
-  version "7.7.4"
-  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.7.4.tgz#db651e2840ca9aa66f327dcec1dc5f5fa9611369"
-  integrity sha512-m5qo2WgdOJeyYngKImbkyQrnUN1mPceaG5BV+G0E3gWsa4l/jCSryWJdM2x8OuGAOyh+3d5pVYfZWCiNFtynxg==
+"@babel/generator@^7.4.0", "@babel/generator@^7.7.4", "@babel/generator@^7.7.7":
+  version "7.7.7"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.7.7.tgz#859ac733c44c74148e1a72980a64ec84b85f4f45"
+  integrity sha512-/AOIBpHh/JU1l0ZFS4kiRCBnLi6OTHzh0RPk3h9isBxkkqELtQNFi1Vr/tiG9p1yfoUdKVwISuXWQR+hwwM4VQ==
   dependencies:
     "@babel/types" "^7.7.4"
     jsesc "^2.5.1"
@@ -118,15 +108,6 @@
     "@babel/traverse" "^7.7.4"
     "@babel/types" "^7.7.4"
 
-"@babel/helper-function-name@^7.1.0":
-  version "7.1.0"
-  resolved "https://registry.yarnpkg.com/@babel/helper-function-name/-/helper-function-name-7.1.0.tgz#a0ceb01685f73355d4360c1247f582bfafc8ff53"
-  integrity sha512-A95XEoCpb3TO+KZzJ4S/5uW5fNe26DjBGqf1o9ucyLyCmi1dXq/B3c8iaWTfBk3VvetUxl16e8tIrd5teOCfGw==
-  dependencies:
-    "@babel/helper-get-function-arity" "^7.0.0"
-    "@babel/template" "^7.1.0"
-    "@babel/types" "^7.0.0"
-
 "@babel/helper-function-name@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-function-name/-/helper-function-name-7.7.4.tgz#ab6e041e7135d436d8f0a3eca15de5b67a341a2e"
@@ -136,13 +117,6 @@
     "@babel/template" "^7.7.4"
     "@babel/types" "^7.7.4"
 
-"@babel/helper-get-function-arity@^7.0.0":
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/@babel/helper-get-function-arity/-/helper-get-function-arity-7.0.0.tgz#83572d4320e2a4657263734113c42868b64e49c3"
-  integrity sha512-r2DbJeg4svYvt3HOS74U4eWKsUAMRH01Z1ds1zx8KNTPtpTL5JAsdFv8BNyOpVqdFhHkkRDIg5B4AsxmkjAlmQ==
-  dependencies:
-    "@babel/types" "^7.0.0"
-
 "@babel/helper-get-function-arity@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-get-function-arity/-/helper-get-function-arity-7.7.4.tgz#cb46348d2f8808e632f0ab048172130e636005f0"
@@ -231,13 +205,6 @@
     "@babel/template" "^7.7.4"
     "@babel/types" "^7.7.4"
 
-"@babel/helper-split-export-declaration@^7.4.4":
-  version "7.4.4"
-  resolved "https://registry.yarnpkg.com/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.4.4.tgz#ff94894a340be78f53f06af038b205c49d993677"
-  integrity sha512-Ro/XkzLf3JFITkW6b+hNxzZ1n5OQ80NvIUdmHspih1XAhtN3vPTuUFT4eQnela+2MaZ5ulH+iyP513KJrxbN7Q==
-  dependencies:
-    "@babel/types" "^7.4.4"
-
 "@babel/helper-split-export-declaration@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.7.4.tgz#57292af60443c4a3622cf74040ddc28e68336fd8"
@@ -255,14 +222,14 @@
     "@babel/traverse" "^7.7.4"
     "@babel/types" "^7.7.4"
 
-"@babel/helpers@^7.6.2":
-  version "7.6.2"
-  resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.6.2.tgz#681ffe489ea4dcc55f23ce469e58e59c1c045153"
-  integrity sha512-3/bAUL8zZxYs1cdX2ilEE0WobqbCmKWr/889lf2SS0PpDcpEIY8pb1CCyz0pEcX3pEb+MCbks1jIokz2xLtGTA==
+"@babel/helpers@^7.7.4":
+  version "7.7.4"
+  resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.7.4.tgz#62c215b9e6c712dadc15a9a0dcab76c92a940302"
+  integrity sha512-ak5NGZGJ6LV85Q1Zc9gn2n+ayXOizryhjSUBTdu5ih1tlVCJeuQENzc4ItyCVhINVXvIT/ZQ4mheGIsfBkpskg==
   dependencies:
-    "@babel/template" "^7.6.0"
-    "@babel/traverse" "^7.6.2"
-    "@babel/types" "^7.6.0"
+    "@babel/template" "^7.7.4"
+    "@babel/traverse" "^7.7.4"
+    "@babel/types" "^7.7.4"
 
 "@babel/highlight@^7.0.0":
   version "7.5.0"
@@ -273,15 +240,10 @@
     esutils "^2.0.2"
     js-tokens "^4.0.0"
 
-"@babel/parser@^7.0.0", "@babel/parser@^7.1.0", "@babel/parser@^7.4.3", "@babel/parser@^7.6.0", "@babel/parser@^7.6.2":
-  version "7.6.2"
-  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.6.2.tgz#205e9c95e16ba3b8b96090677a67c9d6075b70a1"
-  integrity sha512-mdFqWrSPCmikBoaBYMuBulzTIKuXVPtEISFbRRVNwMWpCms/hmE2kRq0bblUHaNRKrjRlmVbx1sDHmjmRgD2Xg==
-
-"@babel/parser@^7.7.4":
-  version "7.7.4"
-  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.7.4.tgz#75ab2d7110c2cf2fa949959afb05fa346d2231bb"
-  integrity sha512-jIwvLO0zCL+O/LmEJQjWA75MQTWwx3c3u2JOTDK5D3/9egrWRRA0/0hk9XXywYnXZVVpzrBYeIQTmhwUaePI9g==
+"@babel/parser@^7.0.0", "@babel/parser@^7.1.0", "@babel/parser@^7.4.3", "@babel/parser@^7.7.4", "@babel/parser@^7.7.7":
+  version "7.7.7"
+  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.7.7.tgz#1b886595419cf92d811316d5b715a53ff38b4937"
+  integrity sha512-WtTZMZAZLbeymhkd/sEaPD8IQyGAhmuTuvTzLiCFM7iXiVdY0gc0IaI+cW0fh1BnSMbJSzXX6/fHllgHKwHhXw==
 
 "@babel/plugin-proposal-async-generator-functions@^7.7.4":
   version "7.7.4"
@@ -794,16 +756,7 @@
   dependencies:
     regenerator-runtime "^0.13.2"
 
-"@babel/template@^7.1.0", "@babel/template@^7.4.0", "@babel/template@^7.6.0":
-  version "7.6.0"
-  resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.6.0.tgz#7f0159c7f5012230dad64cca42ec9bdb5c9536e6"
-  integrity sha512-5AEH2EXD8euCk446b7edmgFdub/qfH1SN6Nii3+fyXP807QRx9Q73A2N5hNwRRslC2H9sNzaFhsPubkS4L8oNQ==
-  dependencies:
-    "@babel/code-frame" "^7.0.0"
-    "@babel/parser" "^7.6.0"
-    "@babel/types" "^7.6.0"
-
-"@babel/template@^7.7.4":
+"@babel/template@^7.4.0", "@babel/template@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.7.4.tgz#428a7d9eecffe27deac0a98e23bf8e3675d2a77b"
   integrity sha512-qUzihgVPguAzXCK7WXw8pqs6cEwi54s3E+HrejlkuWO6ivMKx9hZl3Y2fSXp9i5HgyWmj7RKP+ulaYnKM4yYxw==
@@ -812,22 +765,7 @@
     "@babel/parser" "^7.7.4"
     "@babel/types" "^7.7.4"
 
-"@babel/traverse@^7.0.0", "@babel/traverse@^7.1.0", "@babel/traverse@^7.4.3", "@babel/traverse@^7.6.2":
-  version "7.6.2"
-  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.6.2.tgz#b0e2bfd401d339ce0e6c05690206d1e11502ce2c"
-  integrity sha512-8fRE76xNwNttVEF2TwxJDGBLWthUkHWSldmfuBzVRmEDWOtu4XdINTgN7TDWzuLg4bbeIMLvfMFD9we5YcWkRQ==
-  dependencies:
-    "@babel/code-frame" "^7.5.5"
-    "@babel/generator" "^7.6.2"
-    "@babel/helper-function-name" "^7.1.0"
-    "@babel/helper-split-export-declaration" "^7.4.4"
-    "@babel/parser" "^7.6.2"
-    "@babel/types" "^7.6.0"
-    debug "^4.1.0"
-    globals "^11.1.0"
-    lodash "^4.17.13"
-
-"@babel/traverse@^7.7.4":
+"@babel/traverse@^7.0.0", "@babel/traverse@^7.1.0", "@babel/traverse@^7.4.3", "@babel/traverse@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.7.4.tgz#9c1e7c60fb679fe4fcfaa42500833333c2058558"
   integrity sha512-P1L58hQyupn8+ezVA2z5KBm4/Zr4lCC8dwKCMYzsa5jFMDMQAzaBNy9W5VjB+KAmBjb40U7a/H6ao+Xo+9saIw==
@@ -842,7 +780,7 @@
     globals "^11.1.0"
     lodash "^4.17.13"
 
-"@babel/types@^7.0.0", "@babel/types@^7.3.0", "@babel/types@^7.4.0", "@babel/types@^7.4.4", "@babel/types@^7.6.0", "@babel/types@^7.7.4":
+"@babel/types@^7.0.0", "@babel/types@^7.3.0", "@babel/types@^7.4.0", "@babel/types@^7.7.4":
   version "7.7.4"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.7.4.tgz#516570d539e44ddf308c07569c258ff94fde9193"
   integrity sha512-cz5Ji23KCi4T+YIE/BolWosrJuSmoZeN1EFnRtBwF+KKLi8GG/Z2c2hOJJeCXPk4mwk4QFvTmwIodJowXgttRA==
@@ -2341,10 +2279,10 @@ constants-browserify@^1.0.0:
   resolved "https://registry.yarnpkg.com/constants-browserify/-/constants-browserify-1.0.0.tgz#c20b96d8c617748aaf1c16021760cd27fcb8cb75"
   integrity sha1-wguW2MYXdIqvHBYCF2DNJ/y4y3U=
 
-convert-source-map@^1.1.0, convert-source-map@^1.4.0, convert-source-map@^1.5.0:
-  version "1.6.0"
-  resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.6.0.tgz#51b537a8c43e0f04dec1993bffcdd504e758ac20"
-  integrity sha512-eFu7XigvxdZ1ETfbgPBohgyQ/Z++C0eEhTor0qRwBw9unw+L0/6V8wkSuGgzdThkiS5lSpdptOQPD8Ak40a+7A==
+convert-source-map@^1.4.0, convert-source-map@^1.5.0, convert-source-map@^1.7.0:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/convert-source-map/-/convert-source-map-1.7.0.tgz#17a2cb882d7f77d3490585e2ce6c524424a3a442"
+  integrity sha512-4FJkXzKXEDB1snCFZlLP4gpC3JILicCpGbzG9f9G7tGqGCzETQ2hWPrcinA9oU4wtf2biUaEH5065UnMeR33oA==
   dependencies:
     safe-buffer "~5.1.1"