Function combineHeaders

app/utils/misc.tsx:108–119

(
	...headers: Array<ResponseInit['headers'] | null | undefined>
)

 * Combine multiple header objects into one (uses append so headers are not overridden)
 */
export function combineHeaders(
	...headers: Array<ResponseInit['headers'] | null | undefined>
) {
	const combined = new Headers()
	for (const header of headers) {
		if (!header) continue
		for (const [key, value] of new Headers(header).entries()) {
			combined.append(key, value)
		}
	}
	return combined
}

/**
 * Combine multiple response init objects into one (uses combineHeaders)