Function installLegacyConfigWarnings

packages/runtime-core/src/compat/globalConfig.ts:39–63

(config: AppConfig)

// dev only
export function installLegacyConfigWarnings(config: AppConfig): void {
  const legacyConfigOptions: Record<string, DeprecationTypes> = {
    silent: DeprecationTypes.CONFIG_SILENT,
    devtools: DeprecationTypes.CONFIG_DEVTOOLS,
    ignoredElements: DeprecationTypes.CONFIG_IGNORED_ELEMENTS,
    keyCodes: DeprecationTypes.CONFIG_KEY_CODES,
    productionTip: DeprecationTypes.CONFIG_PRODUCTION_TIP,
  }

  Object.keys(legacyConfigOptions).forEach(key => {
    let val = (config as any)[key]
    Object.defineProperty(config, key, {
      enumerable: true,
      get() {
        return val
      },
      set(newVal) {
        if (!isCopyingConfig) {
          warnDeprecation(legacyConfigOptions[key], null)
        }
        val = newVal
      },
    })
  })
}

export function installLegacyOptionMergeStrats(config: AppConfig): void {
  config.optionMergeStrategies = new Proxy({} as any, {