feat: improve inspect output

packages/@vue/cli-service/lib/commands/inspect.js

@@ -25,7 +25,18 @@ module.exports = (api, options) => {
  res = config
  }
 
- // TODO improve stringification for loaders, plugins etc.
- console.log(stringify(res, null, 2))
+ const pluginRE = /(?:function|class) (\w+Plugin)/
+ console.log(stringify(res, (value, indent, stringify) => {
+ if (typeof value === 'function' && value.toString().length > 100) {
+ return `function () { /* omitted long function */ }`
+ }
+ if (value && typeof value.constructor === 'function') {
+ const match = value.constructor.toString().match(pluginRE)
+ if (match) {
+ return `/* ${match[1]} */ ` + stringify(value)
+ }
+ }
+ return stringify(value)
+ }, 2))
  })
 }