Function getEscapedPropName

packages/compiler-sfc/src/script/utils.ts:139–141

(key: string)

  /[ !"#$%&'()*+,./:;<=>?@[\\\]^`{|}~\-]/

export function getEscapedPropName(key: string): string {
  return propNameEscapeSymbolsRE.test(key) ? JSON.stringify(key) : key
}

export const isJS = (...langs: (string | null | undefined)[]): boolean =>
  langs.some(lang => lang === 'js' || lang === 'jsx')