Method getConsentPolicy_

src/custom-element.js:1885–1903

* Get the consent policy to follow. * @return {?string}

()

     * @return {?string}
     */
    getConsentPolicy_() {
      let policyId = this.getAttribute('data-block-on-consent');
      if (policyId === null) {
        if (shouldBlockOnConsentByMeta(this)) {
          policyId = 'default';
          this.setAttribute('data-block-on-consent', policyId);
        } else {
          // data-block-on-consent attribute not set
          return null;
        }
      }
      if (policyId == '' || policyId == 'default') {
        // data-block-on-consent value not set, up to individual element
        // Note: data-block-on-consent and data-block-on-consent='default' is
        // treated exactly the same
        return devAssert(this.impl_).getConsentPolicy();
      }
      return policyId;
    }

    /**
     * Get the purpose consents that should be granted.