mergeHeaders static method
Merges connector headers with request headers, request taking priority.
Returns a new map containing all entries from connector first, then all
entries from request. When the same key exists in both, the request
value wins. Either argument may be null.
Implementation
static Map<String, String> mergeHeaders(
Map<String, String>? connector,
Map<String, String>? request,
) {
return {
...?connector,
...?request,
};
}