utility get-header-value.ts

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100% Branches 2/2

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  import HTTP from 'http';
 
import HttpHeader from 'http/enum/header';
 
function getHeaderValue(
	request: HTTP.IncomingMessage,
	header: HttpHeader
): string | undefined {
	const value = request.headers[header];
 
	if (Array.isArray(value)) {
		return value[0];
	}
 
	return value;
}
 
export default getHeaderValue;