Function assertValidProps

code/styling/public/app.js:15140–15156

(tag, props, getStack)

var HTML$1 = '__html';

function assertValidProps(tag, props, getStack) {
  if (!props) {
    return;
  }
  // Note the use of `==` which checks for null or undefined.
  if (voidElementTags[tag]) {
    !(props.children == null && props.dangerouslySetInnerHTML == null) ? invariant(false, '%s is a void element tag and must neither have `children` nor use `dangerouslySetInnerHTML`.%s', tag, getStack()) : void 0;
  }
  if (props.dangerouslySetInnerHTML != null) {
    !(props.children == null) ? invariant(false, 'Can only set one of `children` or `props.dangerouslySetInnerHTML`.') : void 0;
    !(typeof props.dangerouslySetInnerHTML === 'object' && HTML$1 in props.dangerouslySetInnerHTML) ? invariant(false, '`props.dangerouslySetInnerHTML` must be in the form `{__html: ...}`. Please visit https://fb.me/react-invariant-dangerously-set-inner-html for more information.') : void 0;
  }
  {
    warning(props.suppressContentEditableWarning || !props.contentEditable || props.children == null, 'A component is `contentEditable` and contains `children` managed by ' + 'React. It is now your responsibility to guarantee that none of ' + 'those nodes are unexpectedly modified or duplicated. This is ' + 'probably not intentional.%s', getStack());
  }
  !(props.style == null || typeof props.style === 'object') ? invariant(false, 'The `style` prop expects a mapping from style properties to values, not a string. For example, style={{marginRight: spacing + \'em\'}} when using JSX.%s', getStack()) : void 0;
}

function isCustomComponent(tagName, props) {
  if (tagName.indexOf('-') === -1) {