New generates an application error.

NewStatus generates new error containing only http status code.

Response writes an error response to client.

Response writes an error response to client.

BadRequest represents error for bad requests.

DB represents database related errors.

Forbidden represents access to forbidden resource error.

Generic error.

NotFound represents errors for not found resources.

Unauthorized represents errors for unauthorized requests.

APPError is the default error struct containing detailed information about the error.