applyHeaders function
Apply given headers
to the request
if override
is true, it will erase already present headers with the new value
final newRequest = applyHeaders(request, {'foo': 'bar'});
Implementation
Request applyHeaders(
Request request,
Map<String, String> headers, {
bool override = true,
}) {
final h = Map<String, String>.from(request.headers);
for (var k in headers.keys) {
if (!override && h.containsKey(k)) continue;
h[k] = headers[k];
}
return request.replace(headers: h);
}