Meituan-Dianping/mpvue · info

[Vue tip]: ${msg}

Error message

[Vue tip]: ${msg}

What it means

This is not an error but a tip: the compiler's tip() helper prints [Vue tip]: <msg> via console.warn when a console exists and config.silent is false. Tips convey non-critical developer guidance during compilation, unlike warn() which prints [Vue warn] via console.error.

Source

Thrown at packages/weex-template-compiler/build.js:954

  var hasConsole = typeof console !== 'undefined';
  var classifyRE = /(?:^|[-_])(\w)/g;
  var classify = function (str) { return str
    .replace(classifyRE, function (c) { return c.toUpperCase(); })
    .replace(/[-_]/g, ''); };

  warn$1 = function (msg, vm) {
    var trace = vm ? generateComponentTrace(vm) : '';

    if (config.warnHandler) {
      config.warnHandler.call(null, msg, vm, trace);
    } else if (hasConsole && (!config.silent)) {
      console.error(("[Vue warn]: " + msg + trace));
    }
  };

  tip = function (msg, vm) {
    if (hasConsole && (!config.silent)) {
      console.warn("[Vue tip]: " + msg + (
        vm ? generateComponentTrace(vm) : ''
      ));
    }
  };

  formatComponentName = function (vm, includeFile) {
    if (vm.$root === vm) {
      return '<Root>'
    }
    var name = typeof vm === 'string'
      ? vm
      : typeof vm === 'function' && vm.options
        ? vm.options.name
        : vm._isVue
          ? vm.$options.name || vm.$options._componentTag
          : vm.name;

    var file = vm._isVue && vm.$options.__file;

View on GitHub (pinned to 6c5d78ee04)

Solutions

1. Read the tip text after the prefix and apply the suggested guidance
2. Set Vue.config.silent = true to suppress tips and warnings
3. Filter console.warn output prefixed with [Vue tip] in CI logs

Example fix

// before
// console noise from tips during compile
// after
Vue.config.silent = true; // suppresses [Vue tip]/[Vue warn] output

if (!Vue.config.silent && process.env.NODE_ENV === 'production') {
  Vue.config.silent = true; // suppress dev tips in production builds
}

When it happens

Trigger: Any compilation path that calls tip(msg, vm) in development mode with config.silent === false and a working console; the tip text follows the prefix in the message.

Common situations: Seeing dev-time guidance messages in the console during template compilation; developers sometimes mistake them for errors or want to suppress them in noisy CI logs.

Related errors

• tag <${tag}> has no matching end tag.
• passive and prevent can't be used together. Passive handler
• Templates should only be responsible for mapping the state t
• <template> cannot be keyed. Place the key on real elements i
• Invalid v-for expression: ${exp}

AI-assisted analysis of Meituan-Dianping/mpvue@6c5d78ee04 (2026-09-02). Data as JSON: /api/errors/52352b643c9f2513. Report an issue: GitHub.