export function isTrustedOpener()

in src/common/helper.js [118:126]

• 8 lines of code
• 3 McCabe index (conditional complexity)

export function isTrustedOpener() {
  try {
    return (
      window.opener && window.opener.origin === 'https://echarts.apache.org'
    );
  } catch {
    // CORS
  }
}