开发环境搭建

cli/build-entry.js

 /*
  * @Author: flyharvest
  * @Date: 2020-07-14 10:15:41
- * @LastEditTime: 2020-07-14 10:43:04
+ * @LastEditTime: 2020-07-14 12:11:34
  * @LastEditors: flyharvest
  */
 const fs = require('fs')
 const path = require('path')
 const chalk = require('chalk')
 
+function error (message) {
+  return new Error({
+    message
+  })
+}
+
 function commandArgs (string) {
   return process.env[string]
 }
@@ -17,7 +23,7 @@ function access (path) {
   return new Promise((resolve, reject) => {
     fs.access(path, (err) => {
       if (err) {
-        reject(`没有找到对应文件 ${path}`)
+        reject(error(`没有找到对应文件 ${path}`))
       } else {
         resolve(true)
       }
@@ -30,7 +36,7 @@ function writeFile (path, content) {
   return new Promise((resolve, reject) => {
     fs.writeFile(path, content, { encoding: 'utf8' }, (err) => {
       if (err) {
-        reject(`写入文件失败 ${path}`)
+        reject(error(`写入文件失败 ${path}`))
       } else {
         resolve(content)
       }
@@ -62,9 +68,10 @@ const env = process.env.NODE_ENV
 const autoWriteFileName = `${env} scripts`
 
 // 获取入口文件
-async function getEntry() {
+async function getEntry () {
   if (!lib) {
-    return Promise.reject(`开发模式下，必须指定包名 \n lib = xxx yarn serve`)
+    const message = '开发模式下，必须指定包名 \n lib = xxx yarn serve'
+    return Promise.reject(error(message))
   } else {
     const devPath = path.resolve(__dirname, '../test', lib, './index.js')
     let devHtml = path.resolve(__dirname, '../test', lib, './index.html')
@@ -74,9 +81,9 @@ async function getEntry() {
       devHtml = path.resolve(__dirname, '../test/public/index.html')
     }
     if (has[0] === false) {
-      return Promise.reject(`dev 下未找到${lib}/index.js`)
+      return Promise.reject(error(`test 下未找到${lib}/index.js`))
     } else if (has[2] === false) {
-      return Promise.reject(`src 下未找到${lib}/index.js`)
+      return Promise.reject(error(`src 下未找到${lib}/index.js`))
     }
     return [devPath, devHtml]
   }
@@ -108,8 +115,9 @@ function buildEntry () {
     .then(() => {
       buildInStep('入口文件构建完成， 开始 rollup 构建')
     })
-    .catch (err => {
-      buildError(err)
+    .catch(err => {
+      const { message = '未知错误' } = err
+      buildError(message)
     })
 }
 

cli/build.js

 /*
  * @Author: flyharvest
  * @Date: 2020-07-08 17:22:20
- * @LastEditTime: 2020-07-14 11:56:05
+ * @LastEditTime: 2020-07-14 12:30:10
  * @LastEditors: flyharvest
  */
 const { dotenv } = require('./util')