chore: Install node-dev for a nicer dev server

2 files changed, 219 insertions, 5 deletions

diff --git a/package.json b/package.json
index 9fe5283..e61f127 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,7 @@
     ]
   },
   "scripts": {
+    "dev": "node-dev .",
     "dev:assist": "auto-install --yarn",
     "format": "prettier-standard 'src/**/*.js' 'test/**/*.js'",
     "precommit": "lint-staged",
@@ -31,6 +32,7 @@
     "eslint-plugin-standard": "^3.0.1",
     "husky": "^0.13.4",
     "lint-staged": "^3.6.1",
+    "node-dev": "^3.1.3",
     "prettier-standard": "^5.1.0",
     "standard": "^10.0.2",
     "supertest": "^3.0.0"
diff --git a/yarn.lock b/yarn.lock
index 9060a49..a1f5a83 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -119,6 +119,10 @@ ansi-wrap@0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/ansi-wrap/-/ansi-wrap-0.1.0.tgz#a82250ddb0015e9a27ca82e82ea603bbfa45efaf"
 
+ansicolors@~0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/ansicolors/-/ansicolors-0.2.1.tgz#be089599097b74a5c9c4a84a0cdbcdb62bd87aef"
+
 any-promise@^1.0.0, any-promise@^1.1.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/any-promise/-/any-promise-1.3.0.tgz#abc6afeedcea52e809cdc0376aed3ce39635d17f"
@@ -782,6 +786,13 @@ capture-stack-trace@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/capture-stack-trace/-/capture-stack-trace-1.0.0.tgz#4a6fa07399c26bba47f0b2496b4d0fb408c5550d"
 
+cardinal@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/cardinal/-/cardinal-1.0.0.tgz#50e21c1b0aa37729f9377def196b5a9cec932ee9"
+  dependencies:
+    ansicolors "~0.2.1"
+    redeyed "~1.0.0"
+
 caseless@~0.11.0:
   version "0.11.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.11.0.tgz#715b96ea9841593cc33067923f5ec60ebda4f7d7"
@@ -878,6 +889,12 @@ cli-spinners@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/cli-spinners/-/cli-spinners-1.0.0.tgz#ef987ed3d48391ac3dab9180b406a742180d6e6a"
 
+cli-table@^0.3.1:
+  version "0.3.1"
+  resolved "https://registry.yarnpkg.com/cli-table/-/cli-table-0.3.1.tgz#f53b05266a8b1a0b934b3d0821e6e2dc5914ae23"
+  dependencies:
+    colors "1.0.3"
+
 cli-truncate@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/cli-truncate/-/cli-truncate-0.2.1.tgz#9f15cfbb0705005369216c626ac7d05ab90dd574"
@@ -892,6 +909,13 @@ cli-truncate@^1.0.0:
     slice-ansi "0.0.4"
     string-width "^2.0.0"
 
+cli-usage@^0.1.1:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/cli-usage/-/cli-usage-0.1.4.tgz#7c01e0dc706c234b39c933838c8e20b2175776e2"
+  dependencies:
+    marked "^0.3.6"
+    marked-terminal "^1.6.2"
+
 cli-width@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.1.0.tgz#b234ca209b29ef66fc518d9b98d5847b00edf00a"
@@ -938,6 +962,10 @@ color-name@^1.1.1:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.2.tgz#5c8ab72b64bd2215d617ae9559ebb148475cf98d"
 
+colors@1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/colors/-/colors-1.0.3.tgz#0433f44d809680fdeb60ed260f1b0c262e82a40b"
+
 colors@1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/colors/-/colors-1.1.2.tgz#168a4701756b6a7f51a12ce0c97bfa28c084ed63"
@@ -1178,6 +1206,17 @@ date-time@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/date-time/-/date-time-0.1.1.tgz#ed2f6d93d9790ce2fd66d5b5ff3edd5bbcbf3b07"
 
+dateformat@~1.0.4-1.2.3:
+  version "1.0.12"
+  resolved "https://registry.yarnpkg.com/dateformat/-/dateformat-1.0.12.tgz#9f124b67594c937ff706932e4a642cca8dbbfee9"
+  dependencies:
+    get-stdin "^4.0.1"
+    meow "^3.3.0"
+
+debounce@^1.0.0:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/debounce/-/debounce-1.0.2.tgz#503cc674d8d7f737099664fb75ddbd36b9626dc6"
+
 debug-log@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/debug-log/-/debug-log-1.0.1.tgz#2307632d4c04382b8df8a32f70b895046d52745f"
@@ -1391,6 +1430,12 @@ duplexer3@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/duplexer3/-/duplexer3-0.1.4.tgz#ee01dd1cac0ed3cbc7fdbea37dc0a8f1ce002ce2"
 
+dynamic-dedupe@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/dynamic-dedupe/-/dynamic-dedupe-0.2.0.tgz#50f7c28684831ecf1c170aab67a1d5311cdd76ce"
+  dependencies:
+    xtend "~2.0.6"
+
 ecc-jsbn@~0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz#0fc73a9ed5f0d53c38193398523ef7e543777505"
@@ -1727,6 +1772,10 @@ esprima@^3.1.1:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.1.3.tgz#fdca51cee6133895e3c88d535ce49dbff62a4633"
 
+esprima@~3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.0.0.tgz#53cf247acda77313e551c3aa2e73342d3fb4f7d9"
+
 espurify@^1.5.0, espurify@^1.6.0:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/espurify/-/espurify-1.7.0.tgz#1c5cf6cbccc32e6f639380bd4f991fab9ba9d226"
@@ -1880,6 +1929,12 @@ filename-regex@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.1.tgz#c1c4b9bee3e09725ddb106b75c1e301fe2f18b26"
 
+filewatcher@~3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/filewatcher/-/filewatcher-3.0.1.tgz#f4a1957355ddaf443ccd78a895f3d55e23c8a034"
+  dependencies:
+    debounce "^1.0.0"
+
 fill-range@^2.1.0:
   version "2.2.3"
   resolved "https://registry.yarnpkg.com/fill-range/-/fill-range-2.2.3.tgz#50b77dfd7e469bc7492470963699fe7a8485a723"
@@ -1954,7 +2009,7 @@ for-own@^0.1.4:
   dependencies:
     for-in "^1.0.1"
 
-foreach@^2.0.5:
+foreach@^2.0.5, foreach@~2.0.1:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/foreach/-/foreach-2.0.5.tgz#0bee005018aeb260d0a3af3ae658dd0136ec1b99"
 
@@ -2207,6 +2262,10 @@ gray-matter@^2.1.1:
     js-yaml "^3.8.1"
     toml "^2.3.2"
 
+growly@^1.2.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"
+
 har-schema@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/har-schema/-/har-schema-1.0.5.tgz#d263135f43307c02c602afc8fe95970c0151369e"
@@ -2440,6 +2499,10 @@ indent-string@^3.0.0, indent-string@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/indent-string/-/indent-string-3.1.0.tgz#08ff4334603388399b329e6b9538dc7a3cf5de7d"
 
+indexof@~0.0.1:
+  version "0.0.1"
+  resolved "https://registry.yarnpkg.com/indexof/-/indexof-0.0.1.tgz#82dc336d232b9062179d05ab3293a66059fd435d"
+
 inflight@^1.0.4:
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/inflight/-/inflight-1.0.6.tgz#49bd6331d7d02d0c09bc910a1075ba8165b56df9"
@@ -2625,6 +2688,10 @@ is-obj@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-obj/-/is-obj-1.0.1.tgz#3e4729ac1f5fde025cd7d83a896dab9f4f67db0f"
 
+is-object@~0.1.2:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/is-object/-/is-object-0.1.2.tgz#00efbc08816c33cfc4ac8251d132e10dc65098d7"
+
 is-observable@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/is-observable/-/is-observable-0.2.0.tgz#b361311d83c6e5d726cabf5e250b0237106f5ae2"
@@ -2707,6 +2774,10 @@ is-utf8@^0.2.0, is-utf8@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-utf8/-/is-utf8-0.2.1.tgz#4b0da1442104d1b336340e80797e865cf39f7d72"
 
+is@~0.2.6:
+  version "0.2.7"
+  resolved "https://registry.yarnpkg.com/is/-/is-0.2.7.tgz#3b34a2c48f359972f35042849193ae7264b63562"
+
 isarray@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"
@@ -3073,10 +3144,63 @@ locate-path@^2.0.0:
     p-locate "^2.0.0"
     path-exists "^3.0.0"
 
+lodash._arraycopy@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/lodash._arraycopy/-/lodash._arraycopy-3.0.0.tgz#76e7b7c1f1fb92547374878a562ed06a3e50f6e1"
+
+lodash._arrayeach@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/lodash._arrayeach/-/lodash._arrayeach-3.0.0.tgz#bab156b2a90d3f1bbd5c653403349e5e5933ef9e"
+
+lodash._baseassign@^3.0.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/lodash._baseassign/-/lodash._baseassign-3.2.0.tgz#8c38a099500f215ad09e59f1722fd0c52bfe0a4e"
+  dependencies:
+    lodash._basecopy "^3.0.0"
+    lodash.keys "^3.0.0"
+
+lodash._baseclone@^3.0.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/lodash._baseclone/-/lodash._baseclone-3.3.0.tgz#303519bf6393fe7e42f34d8b630ef7794e3542b7"
+  dependencies:
+    lodash._arraycopy "^3.0.0"
+    lodash._arrayeach "^3.0.0"
+    lodash._baseassign "^3.0.0"
+    lodash._basefor "^3.0.0"
+    lodash.isarray "^3.0.0"
+    lodash.keys "^3.0.0"
+
+lodash._basecopy@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/lodash._basecopy/-/lodash._basecopy-3.0.1.tgz#8da0e6a876cf344c0ad8a54882111dd3c5c7ca36"
+
+lodash._basefor@^3.0.0:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/lodash._basefor/-/lodash._basefor-3.0.3.tgz#7550b4e9218ef09fad24343b612021c79b4c20c2"
+
+lodash._bindcallback@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/lodash._bindcallback/-/lodash._bindcallback-3.0.1.tgz#e531c27644cf8b57a99e17ed95b35c748789392e"
+
+lodash._getnative@^3.0.0:
+  version "3.9.1"
+  resolved "https://registry.yarnpkg.com/lodash._getnative/-/lodash._getnative-3.9.1.tgz#570bc7dede46d61cdcde687d65d3eecbaa3aaff5"
+
+lodash.assign@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/lodash.assign/-/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
+
 lodash.chunk@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/lodash.chunk/-/lodash.chunk-4.2.0.tgz#66e5ce1f76ed27b4303d8c6512e8d1216e8106bc"
 
+lodash.clonedeep@^3.0.0:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/lodash.clonedeep/-/lodash.clonedeep-3.0.2.tgz#a0a1e40d82a5ea89ff5b147b8444ed63d92827db"
+  dependencies:
+    lodash._baseclone "^3.0.0"
+    lodash._bindcallback "^3.0.0"
+
 lodash.clonedeep@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
@@ -3105,10 +3229,26 @@ lodash.flattendeep@^4.4.0:
   version "4.4.0"
   resolved "https://registry.yarnpkg.com/lodash.flattendeep/-/lodash.flattendeep-4.4.0.tgz#fb030917f86a3134e5bc9bec0d69e0013ddfedb2"
 
+lodash.isarguments@^3.0.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/lodash.isarguments/-/lodash.isarguments-3.1.0.tgz#2f573d85c6a24289ff00663b491c1d338ff3458a"
+
+lodash.isarray@^3.0.0:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/lodash.isarray/-/lodash.isarray-3.0.4.tgz#79e4eb88c36a8122af86f844aa9bcd851b5fbb55"
+
 lodash.isequal@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.isequal/-/lodash.isequal-4.5.0.tgz#415c4478f2bcc30120c22ce10ed3226f7d3e18e0"
 
+lodash.keys@^3.0.0:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/lodash.keys/-/lodash.keys-3.1.2.tgz#4dbc0472b156be50a0b286855d1bd0b0c656098a"
+  dependencies:
+    lodash._getnative "^3.0.0"
+    lodash.isarguments "^3.0.0"
+    lodash.isarray "^3.0.0"
+
 lodash.memoize@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
@@ -3199,6 +3339,20 @@ markdown-it@^8.3.1:
     mdurl "^1.0.1"
     uc.micro "^1.0.3"
 
+marked-terminal@^1.6.2:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/marked-terminal/-/marked-terminal-1.7.0.tgz#c8c460881c772c7604b64367007ee5f77f125904"
+  dependencies:
+    cardinal "^1.0.0"
+    chalk "^1.1.3"
+    cli-table "^0.3.1"
+    lodash.assign "^4.2.0"
+    node-emoji "^1.4.1"
+
+marked@^0.3.6:
+  version "0.3.6"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-0.3.6.tgz#b2c6c618fccece4ef86c4fc6cb8a7cbf5aeda8d7"
+
 matcher@^0.1.1:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/matcher/-/matcher-0.1.2.tgz#ef20cbde64c24c50cc61af5b83ee0b1b8ff00101"
@@ -3229,7 +3383,7 @@ media-typer@0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
 
-meow@3.7.0, meow@^3.7.0:
+meow@3.7.0, meow@^3.3.0, meow@^3.7.0:
   version "3.7.0"
   resolved "https://registry.yarnpkg.com/meow/-/meow-3.7.0.tgz#72cb668b425228290abbfa856892587308a801fb"
   dependencies:
@@ -3308,7 +3462,7 @@ minimist@0.0.8:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
-minimist@^1.1.0, minimist@^1.1.3, minimist@^1.2.0:
+minimist@^1.1.0, minimist@^1.1.1, minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
@@ -3367,6 +3521,35 @@ nocache@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/nocache/-/nocache-2.0.0.tgz#202b48021a0c4cbde2df80de15a17443c8b43980"
 
+node-dev@^3.1.3:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/node-dev/-/node-dev-3.1.3.tgz#582719223ebdef5d63059e6a7fbcd2399fc0f84d"
+  dependencies:
+    dateformat "~1.0.4-1.2.3"
+    dynamic-dedupe "^0.2.0"
+    filewatcher "~3.0.0"
+    minimist "^1.1.3"
+    node-notifier "^4.0.2"
+    resolve "^1.0.0"
+
+node-emoji@^1.4.1:
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/node-emoji/-/node-emoji-1.5.1.tgz#fd918e412769bf8c448051238233840b2aff16a1"
+  dependencies:
+    string.prototype.codepointat "^0.2.0"
+
+node-notifier@^4.0.2:
+  version "4.6.1"
+  resolved "https://registry.yarnpkg.com/node-notifier/-/node-notifier-4.6.1.tgz#056d14244f3dcc1ceadfe68af9cff0c5473a33f3"
+  dependencies:
+    cli-usage "^0.1.1"
+    growly "^1.2.0"
+    lodash.clonedeep "^3.0.0"
+    minimist "^1.1.1"
+    semver "^5.1.0"
+    shellwords "^0.1.0"
+    which "^1.0.5"
+
 node-pre-gyp@^0.6.36:
   version "0.6.36"
   resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.6.36.tgz#db604112cb74e0d477554e9b505b17abddfab786"
@@ -3484,6 +3667,14 @@ object-keys@^1.0.10, object-keys@^1.0.8:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.0.11.tgz#c54601778ad560f1142ce0e01bcca8b56d13426d"
 
+object-keys@~0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-0.2.0.tgz#cddec02998b091be42bf1035ae32e49f1cb6ea67"
+  dependencies:
+    foreach "~2.0.1"
+    indexof "~0.0.1"
+    is "~0.2.6"
+
 object.assign@^4.0.4:
   version "4.0.4"
   resolved "https://registry.yarnpkg.com/object.assign/-/object.assign-4.0.4.tgz#b1c9cc044ef1b9fe63606fc141abbb32e14730cc"
@@ -4045,6 +4236,12 @@ redent@^1.0.0:
     indent-string "^2.1.0"
     strip-indent "^1.0.1"
 
+redeyed@~1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/redeyed/-/redeyed-1.0.1.tgz#e96c193b40c0816b00aec842698e61185e55498a"
+  dependencies:
+    esprima "~3.0.0"
+
 referrer-policy@1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/referrer-policy/-/referrer-policy-1.1.0.tgz#35774eb735bf50fb6c078e83334b472350207d79"
@@ -4228,7 +4425,7 @@ resolve-path@^1.3.3:
     http-errors "~1.5.0"
     path-is-absolute "1.0.1"
 
-resolve@^1.1.6, resolve@^1.1.7:
+resolve@^1.0.0, resolve@^1.1.6, resolve@^1.1.7:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.3.3.tgz#655907c3469a8680dc2de3a275a8fdd69691f0e5"
   dependencies:
@@ -4351,6 +4548,10 @@ shelljs@^0.7.5:
     interpret "^1.0.0"
     rechoir "^0.6.2"
 
+shellwords@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/shellwords/-/shellwords-0.1.0.tgz#66afd47b6a12932d9071cbfd98a52e785cd0ba14"
+
 signal-exit@^3.0.0, signal-exit@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.2.tgz#b5fdc08f1287ea1178628e415e25132b73646c6d"
@@ -4475,6 +4676,10 @@ string-width@^2.0.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^3.0.0"
 
+string.prototype.codepointat@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/string.prototype.codepointat/-/string.prototype.codepointat-0.2.0.tgz#6b26e9bd3afcaa7be3b4269b526de1b82000ac78"
+
 string_decoder@~0.10.x:
   version "0.10.31"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
@@ -4837,7 +5042,7 @@ which-module@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-1.0.0.tgz#bba63ca861948994ff307736089e3b96026c2a4f"
 
-which@^1.2.10, which@^1.2.8, which@^1.2.9:
+which@^1.0.5, which@^1.2.10, which@^1.2.8, which@^1.2.9:
   version "1.2.14"
   resolved "https://registry.yarnpkg.com/which/-/which-1.2.14.tgz#9a87c4378f03e827cecaf1acdf56c736c01c14e5"
   dependencies:
@@ -4926,6 +5131,13 @@ xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
 
+xtend@~2.0.6:
+  version "2.0.6"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-2.0.6.tgz#5ea657a6dba447069c2e59c58a1138cb0c5e6cee"
+  dependencies:
+    is-object "~0.1.2"
+    object-keys "~0.2.0"
+
 y18n@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"