update build process

build/plugin/exec.js

@@ -0,0 +1,19 @@
+const { exec } = require('child_process')
+
+function doExec (execString, maxBuffer = 1024 ** 5) {
+  return new Promise(resolve => {
+    exec(execString, {
+      maxBuffer
+    }, err => {
+      if (err) {
+        console.error(err)
+
+        resolve(false)
+      } else {
+        resolve(true)
+      }
+    })
+  })
+}
+
+module.exports = doExec

build/plugin/print.js

@@ -0,0 +1,22 @@
+const print = {
+  log (info) {
+    console.log(info)
+  },
+  warn (info) {
+    console.log('\033[31;33m' + info + '\033[0m')
+  },
+  error (info) {
+    console.log('\033[31;40m' + info + '\033[0m')
+  },
+  tip (info) {
+    console.log('\033[40;32m' + info + '\033[0m')
+  },
+  success (info) {
+    console.log('\033[42;30m' + info + '\033[0m')
+  },
+  yellow (info) {
+    console.log('\033[31;33m' + info + '\033[0m')
+  }
+}
+
+module.exports = print