add update script

package.json

@@ -15,6 +15,7 @@
     "@babel/preset-env": "^7.3.1",
     "babel-core": "7.0.0-bridge.0",
     "babel-loader": "^8.0.5",
+    "plist": "^3.0.1",
     "webpack": "^4.16.4",
     "webpack-command": "^0.4.1"
   },

scripts/README.md

@@ -0,0 +1,10 @@
+# scripts
+
+## update-version
+
+```bash
+export TARGET_VERSION=<version>
+./scripts/update-version.js
+git commit -am "release: v${TARGET_VERSION}"
+git tag v${TARGET_VERSION}
+```

scripts/update-version.js

@@ -0,0 +1,43 @@
+#!/usr/bin/env node
+
+const path = require('path')
+const fs = require('fs')
+const assert = require('assert')
+const { execSync } = require('child_process')
+const plist = require('plist')
+
+const targetVersion = process.env.TARGET_VERSION
+assert(targetVersion, 'specify TARGET_VERSION envvar')
+
+// rewrite `docs/manifest.plist`
+const manifestPath = path.resolve(__dirname, '../docs/manifest.plist')
+console.log(`rewriting '${manifestPath}'`)
+const manifest = plist.parse(fs.readFileSync(manifestPath, 'utf8'))
+manifest['Extension Updates'][0]['CFBundleVersion'] = targetVersion
+manifest['Extension Updates'][0]['CFBundleShortVersionString'] = targetVersion
+manifest['Extension Updates'][0][
+  'URL'
+] = `https://github.com/uetchy/Polyglot/releases/download/v${targetVersion}/Polyglot.safariextz`
+fs.writeFileSync(manifestPath, plist.build(manifest))
+
+// rewrite `Polyglot.safariextension/Info.plist`
+const infoPath = path.resolve(
+  __dirname,
+  '../Polyglot.safariextension/Info.plist'
+)
+console.log(`rewriting '${infoPath}'`)
+const info = plist.parse(fs.readFileSync(infoPath, 'utf8'))
+info['CFBundleShortVersionString'] = targetVersion
+info['CFBundleVersion'] = targetVersion
+fs.writeFileSync(infoPath, plist.build(info))
+
+// rewrite `package.json`
+const packagePath = path.resolve(__dirname, '../package.json')
+console.log(`rewriting '${packagePath}'`)
+const package = require(packagePath)
+package.version = targetVersion
+fs.writeFileSync(packagePath, JSON.stringify(package, null, 2))
+
+// postprocess
+console.log(String(execSync('fixpack')))
+console.log(String(execSync('yarn')))