Function hasAttr

packages/core/src/compiler/timingCompiler.ts:73–75

(tag: string, attr: string)

}

function hasAttr(tag: string, attr: string): boolean {
  return new RegExp(`\\s${attr}(?:\\s|=|>|/)`).test(tag);
}

function injectAttr(tag: string, attr: string, value: string): string {
  return tag.replace(/>$/, ` ${attr}="${value}">`);