Function checkAttributeStringCoercion

packages/shared/CheckStringCoercion.js:74–89

(
  value: mixed,
  attributeName: string,
)

}

export function checkAttributeStringCoercion(
  value: mixed,
  attributeName: string,
): void | string {
  if (__DEV__) {
    if (willCoercionThrow(value)) {
      console.error(
        'The provided `%s` attribute is an unsupported type %s.' +
          ' This value must be coerced to a string before using it here.',
        attributeName,
        typeName(value),
      );
      return testStringCoercion(value); // throw (to help callers find troubleshooting comments)
    }
  }
}

export function checkKeyStringCoercion(value: mixed): void | string {
  if (__DEV__) {