Chore: add deploy script

Author: mysticatea

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-eslint-demo",
-  "version": "1.0.0",
+  "version": "0.1.0",
   "description": "The online demo to check `eslint-plugin-vue`.",
   "engines": {
     "node": ">=8"
@@ -26,6 +26,7 @@
     "monaco-editor": "^0.10.1",
     "npm-run-all": "^4.1.2",
     "rimraf": "^2.6.2",
+    "shelljs": "^0.7.8",
     "string-replace-loader": "^1.3.0",
     "vue": "^2.5.9",
     "vue-eslint-parser": "^2.0.1-beta.2",
@@ -40,7 +41,11 @@
     "build:js": "webpack --progress --hide-modules",
     "build:monaco": "cpx node_modules/monaco-editor/min/vs/**/* dist/vs",
     "build:manifest": "appcache-manifest \"dist/**/*.{css,html,js,svg}\" --prefix /vue-eslint-demo --network-star -o dist/index.appcache",
+    "build:versions": "node scripts/make-versions",
     "clean": "rimraf dist",
+    "deploy": "node scripts/deploy",
+    "preversion": "npm run build",
+    "postversion": "git push && git push --tags && npm run deploy",
     "watch": "cross-env NODE_ENV=development run-p watch:*",
     "watch:html": "cpx src/*.html dist --watch",
     "watch:js": "webpack-dev-server --open --hot",

scripts/deploy.js

@@ -0,0 +1,58 @@
+/*eslint-env node */
+
+const sh = require("shelljs")
+
+main()
+
+/**
+ * Main.
+ * @returns {void}
+ */
+function main() {
+    exec("npm run build")
+    exec("git checkout gh-pages")
+
+    if (String(sh.cat("dist/versions.json")) === String(sh.cat("versions.json"))) {
+        sh.echo("No update.")
+        exec("git checkout -")
+        return
+    }
+
+    rm("-rf", "vs", "index.*")
+    cp("dist/*", ".")
+    exec("git add -A")
+    exec("git commit -m \"Update: website\"")
+    exec("git push")
+    exec("git checkout -")
+}
+
+/**
+ * Execute `cp` command.
+ * @returns {void}
+ */
+function cp(...args) {
+    sh.echo(`> cp ${args.join(" ")}`)
+    sh.cp(...args)
+}
+
+/**
+ * Execute a command.
+ * @param {string} command The command to execute.
+ * @returns {void}
+ */
+function exec(command) {
+    sh.echo(`> ${command}`)
+    const code = sh.exec(command, { stdio: "inherit" }).code
+    if (code) {
+        throw new Error(`Exited with ${code}.`)
+    }
+}
+
+/**
+ * Execute `rm` command.
+ * @returns {void}
+ */
+function rm(...args) {
+    sh.echo(`> rm ${args.join(" ")}`)
+    sh.rm(...args)
+}

scripts/make-versions.js

@@ -0,0 +1,13 @@
+/*eslint-env node */
+
+const fs = require("fs")
+
+fs.writeFileSync(
+    "dist/versions.json",
+    JSON.stringify({
+        "eslint": require("eslint/package.json").version,
+        "eslint-plugin-vue": require("eslint-plugin-vue/package.json").version,
+        "vue-eslint-demo": require("../package.json").version,
+        "vue-eslint-parser": require("vue-eslint-parser/package.json").version,
+    })
+)