DispatchCommon is being used internally to send commonly used data to the response writer with a smart way.

DispatchErr writes the error to the response.

DispatchFuncResult is being used internally to resolve and send the method function's output values to the context's response writer using a smart way which respects status code, content type, content, custom struct and an error type.

Resolve returns all the method funcs necessary information and actions to perform the request.

DefaultErrStatusCode is the default error status code (400) when the response contains an error which is not nil.

FuncInfo is part of the `TController`, it contains the index for a specific http method, taken from user's controller struct.

MethodFunc the handler function.

Result is a response dispatcher.