add pre commit package.

package.json

@@ -32,6 +32,10 @@
     "lint": "eslint --ext .js,.vue src test/unit/specs",
     "prepublishOnly": "yarn build"
   },
+  "pre-commit": [
+    "lint",
+    "test"
+  ],
   "dependencies": {},
   "peerDependencies": {
     "vue": "^2.3.0"
@@ -66,6 +70,7 @@
     "opn": "^4.0.2",
     "ora": "^1.2.0",
     "parse5": "^2.1.0",
+    "pre-commit": "^1.2.2",
     "rimraf": "^2.6.0",
     "rollup": "^0.57.1",
     "rollup-plugin-buble": "^0.19.2",

yarn.lock

@@ -1243,6 +1243,10 @@ buble@^0.19.2:
     os-homedir "^1.0.1"
     vlq "^1.0.0"
 
+buffer-from@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.0.tgz#87fcaa3a298358e0ade6e442cfce840740d1ad04"
+
 builtin-modules@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
@@ -1580,6 +1584,15 @@ [email protected]:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
 
+concat-stream@^1.4.7:
+  version "1.6.2"
+  resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.2.tgz#904bdf194cd3122fc675c77fc4ac3d4ff0fd1a34"
+  dependencies:
+    buffer-from "^1.0.0"
+    inherits "^2.0.3"
+    readable-stream "^2.2.2"
+    typedarray "^0.0.6"
+
 concat-stream@^1.5.2:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.0.tgz#0aac662fd52be78964d5532f694784e70110acf7"
@@ -4480,6 +4493,10 @@ os-locale@^2.0.0:
     lcid "^1.0.0"
     mem "^1.1.0"
 
+os-shim@^0.1.2:
+  version "0.1.3"
+  resolved "https://registry.yarnpkg.com/os-shim/-/os-shim-0.1.3.tgz#6b62c3791cf7909ea35ed46e17658bb417cb3917"
+
 os-tmpdir@^1.0.0, os-tmpdir@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
@@ -4992,6 +5009,14 @@ posthtml@^0.10.1:
     posthtml-parser "^0.3.0"
     posthtml-render "^1.0.5"
 
+pre-commit@^1.2.2:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/pre-commit/-/pre-commit-1.2.2.tgz#dbcee0ee9de7235e57f79c56d7ce94641a69eec6"
+  dependencies:
+    cross-spawn "^5.0.1"
+    spawn-sync "^1.0.15"
+    which "1.2.x"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
@@ -5941,6 +5966,13 @@ sourcemap-codec@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/sourcemap-codec/-/sourcemap-codec-1.4.1.tgz#c8fd92d91889e902a07aee392bdd2c5863958ba2"
 
+spawn-sync@^1.0.15:
+  version "1.0.15"
+  resolved "https://registry.yarnpkg.com/spawn-sync/-/spawn-sync-1.0.15.tgz#b00799557eb7fb0c8376c29d44e8a1ea67e57476"
+  dependencies:
+    concat-stream "^1.4.7"
+    os-shim "^0.1.2"
+
 spdx-correct@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/spdx-correct/-/spdx-correct-1.0.2.tgz#4b3073d933ff51f3912f03ac5519498a4150db40"
@@ -6552,7 +6584,7 @@ which@1, which@^1.2.12, which@^1.3.0:
   dependencies:
     isexe "^2.0.0"
 
-which@^1.2.9:
+which@1.2.x, which@^1.2.9:
   version "1.2.14"
   resolved "https://registry.yarnpkg.com/which/-/which-1.2.14.tgz#9a87c4378f03e827cecaf1acdf56c736c01c14e5"
   dependencies: