Function validateMetaDefinition

packages/platform-browser/src/browser/meta.ts:188–199

(tag: MetaDefinition)

}

function validateMetaDefinition(tag: MetaDefinition): void {
  for (const prop of Object.keys(tag)) {
    const attributeName = getMetaKeyMap(prop);
    if (attributeName.toLowerCase().startsWith('on')) {
      throw new RuntimeError(
        RuntimeErrorCode.INVALID_EVENT_ATTRIBUTE,
        (typeof ngDevMode === 'undefined' || ngDevMode) &&
          `The Meta service does not allow setting event handler attribute '${attributeName}' for security reasons.`,
      );
    }
  }
}

function parseSelector(tag: MetaDefinition): string {
  const attr: string = tag.name ? 'name' : 'property';