diff --git a/package.json b/package.json
index f6695e2..2b6b1fd 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "eslint-plugin-unicorn": "4.0.3",
     "husky": "1.0.0-rc.8",
     "identity-obj-proxy": "3.0.0",
-    "jest": "22.4.3",
+    "jest": "23.0.1",
     "koa-connect": "2.0.1",
     "postcss-calc": "6.0.1",
     "postcss-color-function": "4.0.1",
diff --git a/yarn.lock b/yarn.lock
index 863678a..5c8e2b8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -979,12 +979,12 @@ babel-helpers@^6.24.1:
     babel-runtime "^6.22.0"
     babel-template "^6.24.1"
 
-babel-jest@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-22.4.3.tgz#4b7a0b6041691bbd422ab49b3b73654a49a6627a"
+babel-jest@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-23.0.1.tgz#bbad3bf523fb202da05ed0a6540b48c84eed13a6"
   dependencies:
-    babel-plugin-istanbul "^4.1.5"
-    babel-preset-jest "^22.4.3"
+    babel-plugin-istanbul "^4.1.6"
+    babel-preset-jest "^23.0.1"
 
 babel-messages@^6.23.0:
   version "6.23.0"
@@ -992,7 +992,7 @@ babel-messages@^6.23.0:
   dependencies:
     babel-runtime "^6.22.0"
 
-babel-plugin-istanbul@^4.1.5, babel-plugin-istanbul@^4.1.6:
+babel-plugin-istanbul@^4.1.6:
   version "4.1.6"
   resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-4.1.6.tgz#36c59b2192efce81c5b378321b74175add1c9a45"
   dependencies:
@@ -1005,6 +1005,10 @@ babel-plugin-jest-hoist@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-22.4.3.tgz#7d8bcccadc2667f96a0dcc6afe1891875ee6c14a"
 
+babel-plugin-jest-hoist@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-23.0.1.tgz#eaa11c964563aea9c21becef2bdf7853f7f3c148"
+
 babel-plugin-syntax-object-rest-spread@^6.13.0:
   version "6.13.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-syntax-object-rest-spread/-/babel-plugin-syntax-object-rest-spread-6.13.0.tgz#fd6536f2bce13836ffa3a5458c4903a597bb3bf5"
@@ -1032,6 +1036,13 @@ babel-preset-jest@^22.4.3:
     babel-plugin-jest-hoist "^22.4.3"
     babel-plugin-syntax-object-rest-spread "^6.13.0"
 
+babel-preset-jest@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-23.0.1.tgz#631cc545c6cf021943013bcaf22f45d87fe62198"
+  dependencies:
+    babel-plugin-jest-hoist "^23.0.1"
+    babel-plugin-syntax-object-rest-spread "^6.13.0"
+
 babel-register@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-register/-/babel-register-6.26.0.tgz#6ed021173e2fcb486d7acb45c6009a856f647071"
@@ -2332,6 +2343,17 @@ expect@^22.4.3:
     jest-message-util "^22.4.3"
     jest-regex-util "^22.4.3"
 
+expect@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/expect/-/expect-23.0.1.tgz#99131f2fd9115595f8cc3697401e7f0734d45fef"
+  dependencies:
+    ansi-styles "^3.2.0"
+    jest-diff "^23.0.1"
+    jest-get-type "^22.1.0"
+    jest-matcher-utils "^23.0.1"
+    jest-message-util "^23.0.0"
+    jest-regex-util "^23.0.0"
+
 extend-shallow@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/extend-shallow/-/extend-shallow-2.0.1.tgz#51af7d614ad9a9f610ea1bafbb989d6b1c56890f"
@@ -3330,7 +3352,7 @@ isstream@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
 
-istanbul-api@^1.1.14:
+istanbul-api@^1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/istanbul-api/-/istanbul-api-1.3.1.tgz#4c3b05d18c0016d1022e079b98dc82c40f488954"
   dependencies:
@@ -3347,7 +3369,7 @@ istanbul-api@^1.1.14:
     mkdirp "^0.5.1"
     once "^1.4.0"
 
-istanbul-lib-coverage@^1.1.1, istanbul-lib-coverage@^1.1.2, istanbul-lib-coverage@^1.2.0:
+istanbul-lib-coverage@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-1.2.0.tgz#f7d8f2e42b97e37fe796114cb0f9d68b5e3a4341"
 
@@ -3357,7 +3379,7 @@ istanbul-lib-hook@^1.2.0:
   dependencies:
     append-transform "^0.4.0"
 
-istanbul-lib-instrument@^1.10.1, istanbul-lib-instrument@^1.8.0:
+istanbul-lib-instrument@^1.10.1:
   version "1.10.1"
   resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-1.10.1.tgz#724b4b6caceba8692d3f1f9d0727e279c401af7b"
   dependencies:
@@ -3378,16 +3400,6 @@ istanbul-lib-report@^1.1.4:
     path-parse "^1.0.5"
     supports-color "^3.1.2"
 
-istanbul-lib-source-maps@^1.2.1:
-  version "1.2.3"
-  resolved "https://registry.yarnpkg.com/istanbul-lib-source-maps/-/istanbul-lib-source-maps-1.2.3.tgz#20fb54b14e14b3fb6edb6aca3571fd2143db44e6"
-  dependencies:
-    debug "^3.1.0"
-    istanbul-lib-coverage "^1.1.2"
-    mkdirp "^0.5.1"
-    rimraf "^2.6.1"
-    source-map "^0.5.3"
-
 istanbul-lib-source-maps@^1.2.4:
   version "1.2.4"
   resolved "https://registry.yarnpkg.com/istanbul-lib-source-maps/-/istanbul-lib-source-maps-1.2.4.tgz#cc7ccad61629f4efff8e2f78adb8c522c9976ec7"
@@ -3404,15 +3416,15 @@ istanbul-reports@^1.3.0:
   dependencies:
     handlebars "^4.0.3"
 
-jest-changed-files@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-changed-files/-/jest-changed-files-22.4.3.tgz#8882181e022c38bd46a2e4d18d44d19d90a90fb2"
+jest-changed-files@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-changed-files/-/jest-changed-files-23.0.1.tgz#f79572d0720844ea5df84c2a448e862c2254f60c"
   dependencies:
     throat "^4.0.0"
 
-jest-cli@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-cli/-/jest-cli-22.4.3.tgz#bf16c4a5fb7edc3fa5b9bb7819e34139e88a72c7"
+jest-cli@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-cli/-/jest-cli-23.0.1.tgz#351a5ba51cf28ecf20336d97a30b970d1f530a56"
   dependencies:
     ansi-escapes "^3.0.0"
     chalk "^2.0.1"
@@ -3421,24 +3433,24 @@ jest-cli@^22.4.3:
     graceful-fs "^4.1.11"
     import-local "^1.0.0"
     is-ci "^1.0.10"
-    istanbul-api "^1.1.14"
-    istanbul-lib-coverage "^1.1.1"
-    istanbul-lib-instrument "^1.8.0"
-    istanbul-lib-source-maps "^1.2.1"
-    jest-changed-files "^22.4.3"
-    jest-config "^22.4.3"
-    jest-environment-jsdom "^22.4.3"
-    jest-get-type "^22.4.3"
-    jest-haste-map "^22.4.3"
-    jest-message-util "^22.4.3"
-    jest-regex-util "^22.4.3"
-    jest-resolve-dependencies "^22.4.3"
-    jest-runner "^22.4.3"
-    jest-runtime "^22.4.3"
-    jest-snapshot "^22.4.3"
-    jest-util "^22.4.3"
-    jest-validate "^22.4.3"
-    jest-worker "^22.4.3"
+    istanbul-api "^1.3.1"
+    istanbul-lib-coverage "^1.2.0"
+    istanbul-lib-instrument "^1.10.1"
+    istanbul-lib-source-maps "^1.2.4"
+    jest-changed-files "^23.0.1"
+    jest-config "^23.0.1"
+    jest-environment-jsdom "^23.0.1"
+    jest-get-type "^22.1.0"
+    jest-haste-map "^23.0.1"
+    jest-message-util "^23.0.0"
+    jest-regex-util "^23.0.0"
+    jest-resolve-dependencies "^23.0.1"
+    jest-runner "^23.0.1"
+    jest-runtime "^23.0.1"
+    jest-snapshot "^23.0.1"
+    jest-util "^23.0.1"
+    jest-validate "^23.0.1"
+    jest-worker "^23.0.1"
     micromatch "^2.3.11"
     node-notifier "^5.2.1"
     realpath-native "^1.0.0"
@@ -3447,7 +3459,7 @@ jest-cli@^22.4.3:
     string-length "^2.0.0"
     strip-ansi "^4.0.0"
     which "^1.2.12"
-    yargs "^10.0.3"
+    yargs "^11.0.0"
 
 jest-config@^22.4.3:
   version "22.4.3"
@@ -3465,6 +3477,24 @@ jest-config@^22.4.3:
     jest-validate "^22.4.3"
     pretty-format "^22.4.3"
 
+jest-config@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-config/-/jest-config-23.0.1.tgz#6798bff1247c7a390b1327193305001582fc58fa"
+  dependencies:
+    babel-core "^6.0.0"
+    babel-jest "^23.0.1"
+    chalk "^2.0.1"
+    glob "^7.1.1"
+    jest-environment-jsdom "^23.0.1"
+    jest-environment-node "^23.0.1"
+    jest-get-type "^22.1.0"
+    jest-jasmine2 "^23.0.1"
+    jest-regex-util "^23.0.0"
+    jest-resolve "^23.0.1"
+    jest-util "^23.0.1"
+    jest-validate "^23.0.1"
+    pretty-format "^23.0.1"
+
 jest-diff@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-22.4.3.tgz#e18cc3feff0aeef159d02310f2686d4065378030"
@@ -3474,12 +3504,28 @@ jest-diff@^22.4.3:
     jest-get-type "^22.4.3"
     pretty-format "^22.4.3"
 
-jest-docblock@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-docblock/-/jest-docblock-22.4.3.tgz#50886f132b42b280c903c592373bb6e93bb68b19"
+jest-diff@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-diff/-/jest-diff-23.0.1.tgz#3d49137cee12c320a4b4d2b4a6fa6e82d491a16a"
+  dependencies:
+    chalk "^2.0.1"
+    diff "^3.2.0"
+    jest-get-type "^22.1.0"
+    pretty-format "^23.0.1"
+
+jest-docblock@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-docblock/-/jest-docblock-23.0.1.tgz#deddd18333be5dc2415260a04ef3fce9276b5725"
   dependencies:
     detect-newline "^2.1.0"
 
+jest-each@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-each/-/jest-each-23.0.1.tgz#a6e5dbf530afc6bf9d74792dde69d8db70f84706"
+  dependencies:
+    chalk "^2.0.1"
+    pretty-format "^23.0.1"
+
 jest-environment-jsdom@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-environment-jsdom/-/jest-environment-jsdom-22.4.3.tgz#d67daa4155e33516aecdd35afd82d4abf0fa8a1e"
@@ -3488,6 +3534,14 @@ jest-environment-jsdom@^22.4.3:
     jest-util "^22.4.3"
     jsdom "^11.5.1"
 
+jest-environment-jsdom@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-environment-jsdom/-/jest-environment-jsdom-23.0.1.tgz#da689eb9358dc16e5708abb208f4eb26a439575c"
+  dependencies:
+    jest-mock "^23.0.1"
+    jest-util "^23.0.1"
+    jsdom "^11.5.1"
+
 jest-environment-node@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-environment-node/-/jest-environment-node-22.4.3.tgz#54c4eaa374c83dd52a9da8759be14ebe1d0b9129"
@@ -3495,19 +3549,26 @@ jest-environment-node@^22.4.3:
     jest-mock "^22.4.3"
     jest-util "^22.4.3"
 
-jest-get-type@^22.4.3:
+jest-environment-node@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-environment-node/-/jest-environment-node-23.0.1.tgz#676b740e205f1f2be77241969e7812be824ee795"
+  dependencies:
+    jest-mock "^23.0.1"
+    jest-util "^23.0.1"
+
+jest-get-type@^22.1.0, jest-get-type@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-22.4.3.tgz#e3a8504d8479342dd4420236b322869f18900ce4"
 
-jest-haste-map@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-haste-map/-/jest-haste-map-22.4.3.tgz#25842fa2ba350200767ac27f658d58b9d5c2e20b"
+jest-haste-map@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-haste-map/-/jest-haste-map-23.0.1.tgz#cd89052abfc8cba01f560bbec09d4f36aec25d4f"
   dependencies:
     fb-watchman "^2.0.0"
     graceful-fs "^4.1.11"
-    jest-docblock "^22.4.3"
-    jest-serializer "^22.4.3"
-    jest-worker "^22.4.3"
+    jest-docblock "^23.0.1"
+    jest-serializer "^23.0.1"
+    jest-worker "^23.0.1"
     micromatch "^2.3.11"
     sane "^2.0.0"
 
@@ -3527,11 +3588,27 @@ jest-jasmine2@^22.4.3:
     jest-util "^22.4.3"
     source-map-support "^0.5.0"
 
-jest-leak-detector@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-leak-detector/-/jest-leak-detector-22.4.3.tgz#2b7b263103afae8c52b6b91241a2de40117e5b35"
+jest-jasmine2@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-jasmine2/-/jest-jasmine2-23.0.1.tgz#16d875356e6360872bba48426f7d31fdc1b0bcea"
   dependencies:
-    pretty-format "^22.4.3"
+    chalk "^2.0.1"
+    co "^4.6.0"
+    expect "^23.0.1"
+    is-generator-fn "^1.0.0"
+    jest-diff "^23.0.1"
+    jest-each "^23.0.1"
+    jest-matcher-utils "^23.0.1"
+    jest-message-util "^23.0.0"
+    jest-snapshot "^23.0.1"
+    jest-util "^23.0.1"
+    pretty-format "^23.0.1"
+
+jest-leak-detector@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-leak-detector/-/jest-leak-detector-23.0.1.tgz#9dba07505ac3495c39d3ec09ac1e564599e861a0"
+  dependencies:
+    pretty-format "^23.0.1"
 
 jest-matcher-utils@^22.4.3:
   version "22.4.3"
@@ -3541,6 +3618,14 @@ jest-matcher-utils@^22.4.3:
     jest-get-type "^22.4.3"
     pretty-format "^22.4.3"
 
+jest-matcher-utils@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-matcher-utils/-/jest-matcher-utils-23.0.1.tgz#0c6c0daedf9833c2a7f36236069efecb4c3f6e5f"
+  dependencies:
+    chalk "^2.0.1"
+    jest-get-type "^22.1.0"
+    pretty-format "^23.0.1"
+
 jest-message-util@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-22.4.3.tgz#cf3d38aafe4befddbfc455e57d65d5239e399eb7"
@@ -3551,19 +3636,38 @@ jest-message-util@^22.4.3:
     slash "^1.0.0"
     stack-utils "^1.0.1"
 
+jest-message-util@^23.0.0:
+  version "23.0.0"
+  resolved "https://registry.yarnpkg.com/jest-message-util/-/jest-message-util-23.0.0.tgz#073f3d76c701f7c718a4b9af1eb7f138792c4796"
+  dependencies:
+    "@babel/code-frame" "^7.0.0-beta.35"
+    chalk "^2.0.1"
+    micromatch "^2.3.11"
+    slash "^1.0.0"
+    stack-utils "^1.0.1"
+
 jest-mock@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-22.4.3.tgz#f63ba2f07a1511772cdc7979733397df770aabc7"
 
+jest-mock@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-23.0.1.tgz#1569f477968c668fc728273a17c3767773b46357"
+
 jest-regex-util@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-22.4.3.tgz#a826eb191cdf22502198c5401a1fc04de9cef5af"
 
-jest-resolve-dependencies@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-resolve-dependencies/-/jest-resolve-dependencies-22.4.3.tgz#e2256a5a846732dc3969cb72f3c9ad7725a8195e"
+jest-regex-util@^23.0.0:
+  version "23.0.0"
+  resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-23.0.0.tgz#dd5c1fde0c46f4371314cf10f7a751a23f4e8f76"
+
+jest-resolve-dependencies@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-resolve-dependencies/-/jest-resolve-dependencies-23.0.1.tgz#d01a10ddad9152c4cecdf5eac2b88571c4b6a64d"
   dependencies:
-    jest-regex-util "^22.4.3"
+    jest-regex-util "^23.0.0"
+    jest-snapshot "^23.0.1"
 
 jest-resolve@^22.4.3:
   version "22.4.3"
@@ -3572,50 +3676,61 @@ jest-resolve@^22.4.3:
     browser-resolve "^1.11.2"
     chalk "^2.0.1"
 
-jest-runner@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-runner/-/jest-runner-22.4.3.tgz#298ddd6a22b992c64401b4667702b325e50610c3"
+jest-resolve@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-resolve/-/jest-resolve-23.0.1.tgz#3f8403462b10a34c2df1d47aab5574c4935bcd24"
+  dependencies:
+    browser-resolve "^1.11.2"
+    chalk "^2.0.1"
+    realpath-native "^1.0.0"
+
+jest-runner@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-runner/-/jest-runner-23.0.1.tgz#b176ae3ecf9e194aa4b84a7fcf70d1b8db231aa7"
   dependencies:
     exit "^0.1.2"
-    jest-config "^22.4.3"
-    jest-docblock "^22.4.3"
-    jest-haste-map "^22.4.3"
-    jest-jasmine2 "^22.4.3"
-    jest-leak-detector "^22.4.3"
-    jest-message-util "^22.4.3"
-    jest-runtime "^22.4.3"
-    jest-util "^22.4.3"
-    jest-worker "^22.4.3"
+    graceful-fs "^4.1.11"
+    jest-config "^23.0.1"
+    jest-docblock "^23.0.1"
+    jest-haste-map "^23.0.1"
+    jest-jasmine2 "^23.0.1"
+    jest-leak-detector "^23.0.1"
+    jest-message-util "^23.0.0"
+    jest-runtime "^23.0.1"
+    jest-util "^23.0.1"
+    jest-worker "^23.0.1"
+    source-map-support "^0.5.6"
     throat "^4.0.0"
 
-jest-runtime@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-runtime/-/jest-runtime-22.4.3.tgz#b69926c34b851b920f666c93e86ba2912087e3d0"
+jest-runtime@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-runtime/-/jest-runtime-23.0.1.tgz#b1d765fb03fb6d4043805af270676a693f504d57"
   dependencies:
     babel-core "^6.0.0"
-    babel-jest "^22.4.3"
-    babel-plugin-istanbul "^4.1.5"
+    babel-plugin-istanbul "^4.1.6"
     chalk "^2.0.1"
     convert-source-map "^1.4.0"
     exit "^0.1.2"
+    fast-json-stable-stringify "^2.0.0"
     graceful-fs "^4.1.11"
-    jest-config "^22.4.3"
-    jest-haste-map "^22.4.3"
-    jest-regex-util "^22.4.3"
-    jest-resolve "^22.4.3"
-    jest-util "^22.4.3"
-    jest-validate "^22.4.3"
-    json-stable-stringify "^1.0.1"
+    jest-config "^23.0.1"
+    jest-haste-map "^23.0.1"
+    jest-message-util "^23.0.0"
+    jest-regex-util "^23.0.0"
+    jest-resolve "^23.0.1"
+    jest-snapshot "^23.0.1"
+    jest-util "^23.0.1"
+    jest-validate "^23.0.1"
     micromatch "^2.3.11"
     realpath-native "^1.0.0"
     slash "^1.0.0"
     strip-bom "3.0.0"
     write-file-atomic "^2.1.0"
-    yargs "^10.0.3"
+    yargs "^11.0.0"
 
-jest-serializer@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-serializer/-/jest-serializer-22.4.3.tgz#a679b81a7f111e4766235f4f0c46d230ee0f7436"
+jest-serializer@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-serializer/-/jest-serializer-23.0.1.tgz#a3776aeb311e90fe83fab9e533e85102bd164165"
 
 jest-snapshot@^22.4.3:
   version "22.4.3"
@@ -3628,6 +3743,17 @@ jest-snapshot@^22.4.3:
     natural-compare "^1.4.0"
     pretty-format "^22.4.3"
 
+jest-snapshot@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-snapshot/-/jest-snapshot-23.0.1.tgz#6674fa19b9eb69a99cabecd415bddc42d6af3e7e"
+  dependencies:
+    chalk "^2.0.1"
+    jest-diff "^23.0.1"
+    jest-matcher-utils "^23.0.1"
+    mkdirp "^0.5.1"
+    natural-compare "^1.4.0"
+    pretty-format "^23.0.1"
+
 jest-util@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-22.4.3.tgz#c70fec8eec487c37b10b0809dc064a7ecf6aafac"
@@ -3640,6 +3766,18 @@ jest-util@^22.4.3:
     mkdirp "^0.5.1"
     source-map "^0.6.0"
 
+jest-util@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-23.0.1.tgz#68ea5bd7edb177d3059f9797259f8e0dacce2f99"
+  dependencies:
+    callsites "^2.0.0"
+    chalk "^2.0.1"
+    graceful-fs "^4.1.11"
+    is-ci "^1.0.10"
+    jest-message-util "^23.0.0"
+    mkdirp "^0.5.1"
+    source-map "^0.6.0"
+
 jest-validate@^22.4.3:
   version "22.4.3"
   resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-22.4.3.tgz#0780954a5a7daaeec8d3c10834b9280865976b30"
@@ -3650,18 +3788,27 @@ jest-validate@^22.4.3:
     leven "^2.1.0"
     pretty-format "^22.4.3"
 
-jest-worker@^22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-22.4.3.tgz#5c421417cba1c0abf64bf56bd5fb7968d79dd40b"
+jest-validate@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-23.0.1.tgz#cd9f01a89d26bb885f12a8667715e9c865a5754f"
+  dependencies:
+    chalk "^2.0.1"
+    jest-get-type "^22.1.0"
+    leven "^2.1.0"
+    pretty-format "^23.0.1"
+
+jest-worker@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-23.0.1.tgz#9e649dd963ff4046026f91c4017f039a6aa4a7bc"
   dependencies:
     merge-stream "^1.0.1"
 
-jest@22.4.3:
-  version "22.4.3"
-  resolved "https://registry.yarnpkg.com/jest/-/jest-22.4.3.tgz#2261f4b117dc46d9a4a1a673d2150958dee92f16"
+jest@23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/jest/-/jest-23.0.1.tgz#0d083290ee4112cecfb780df6ff81332ed373201"
   dependencies:
     import-local "^1.0.0"
-    jest-cli "^22.4.3"
+    jest-cli "^23.0.1"
 
 js-base64@^2.1.9:
   version "2.4.3"
@@ -3748,12 +3895,6 @@ json-stable-stringify-without-jsonify@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
 
-json-stable-stringify@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz#9a759d39c5f2ff503fd5300646ed445f88c4f9af"
-  dependencies:
-    jsonify "~0.0.0"
-
 json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
@@ -5224,6 +5365,13 @@ pretty-format@^22.0.3, pretty-format@^22.4.3:
     ansi-regex "^3.0.0"
     ansi-styles "^3.2.0"
 
+pretty-format@^23.0.1:
+  version "23.0.1"
+  resolved "https://registry.yarnpkg.com/pretty-format/-/pretty-format-23.0.1.tgz#d61d065268e4c759083bccbca27a01ad7c7601f4"
+  dependencies:
+    ansi-regex "^3.0.0"
+    ansi-styles "^3.2.0"
+
 private@^0.1.6, private@^0.1.8:
   version "0.1.8"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.8.tgz#2381edb3689f7a53d653190060fcf822d2f368ff"
@@ -6028,7 +6176,7 @@ source-map-support@^0.5.0:
     buffer-from "^1.0.0"
     source-map "^0.6.0"
 
-source-map-support@^0.5.5:
+source-map-support@^0.5.5, source-map-support@^0.5.6:
   version "0.5.6"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.6.tgz#4435cee46b1aab62b8e8610ce60f788091c51c13"
   dependencies:
@@ -6876,7 +7024,7 @@ yargs-parser@^10.0.0:
   dependencies:
     camelcase "^4.1.0"
 
-yargs-parser@^8.0.0, yargs-parser@^8.1.0:
+yargs-parser@^8.0.0:
   version "8.1.0"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-8.1.0.tgz#f1376a33b6629a5d063782944da732631e966950"
   dependencies:
@@ -6905,23 +7053,6 @@ yargs@10.0.3:
     y18n "^3.2.1"
     yargs-parser "^8.0.0"
 
-yargs@^10.0.3:
-  version "10.1.2"
-  resolved "https://registry.yarnpkg.com/yargs/-/yargs-10.1.2.tgz#454d074c2b16a51a43e2fb7807e4f9de69ccb5c5"
-  dependencies:
-    cliui "^4.0.0"
-    decamelize "^1.1.1"
-    find-up "^2.1.0"
-    get-caller-file "^1.0.1"
-    os-locale "^2.0.0"
-    require-directory "^2.1.1"
-    require-main-filename "^1.0.1"
-    set-blocking "^2.0.0"
-    string-width "^2.0.0"
-    which-module "^2.0.0"
-    y18n "^3.2.1"
-    yargs-parser "^8.1.0"
-
 yargs@^11.0.0:
   version "11.0.0"
   resolved "https://registry.yarnpkg.com/yargs/-/yargs-11.0.0.tgz#c052931006c5eee74610e5fc0354bedfd08a201b"