in packages/fbjs/src/core/getVendorPrefixedName.js [50:69]
function getVendorPrefixedName(property) {
const name = camelize(property);
if (memoized[name] === undefined) {
const capitalizedName = name.charAt(0).toUpperCase() + name.slice(1);
if (prefixRegex.test(capitalizedName)) {
invariant(
false,
'getVendorPrefixedName must only be called with unprefixed' +
'CSS property names. It was called with %s', property
);
}
if (ExecutionEnvironment.canUseDOM) {
memoized[name] =
(name in testStyle) ? name : getWithPrefix(capitalizedName);
} else {
memoized[name] = guessVendorPrefixedNameFromUserAgent(name);
}
}
return memoized[name];
}