Add json marshal tags to irma.SessionResult for consistency with other messages

internal/servercore/helpers.go

@@ -43,7 +43,7 @@ func (session *session) onUpdate() {
 func (session *session) fail(err server.Error, message string) *irma.RemoteError {
 	rerr := server.RemoteError(err, message)
 	session.setStatus(server.StatusCancelled)
-	session.result = &server.SessionResult{Err: rerr, Token: session.token, Status: server.StatusCancelled}
+	session.result = &server.SessionResult{Err: rerr, Token: session.token, Status: server.StatusCancelled, Type: session.action}
 	return rerr
 }
 

server/api.go

@@ -52,13 +52,13 @@ type Configuration struct {
 // SessionResult contains session information such as the session status, type, possible errors,
 // and disclosed attributes or attribute-based signature if appropriate to the session type.
 type SessionResult struct {
-	Token       string
-	Status      Status
-	Type        irma.Action
-	ProofStatus irma.ProofStatus
-	Disclosed   []*irma.DisclosedAttribute
-	Signature   *irma.SignedMessage
-	Err         *irma.RemoteError
+	Token       string                     `json:"token"`
+	Status      Status                     `json:"status"`
+	Type        irma.Action                `json:"type"'`
+	ProofStatus irma.ProofStatus           `json:"proofStatus,omitempty"`
+	Disclosed   []*irma.DisclosedAttribute `json:"disclosed,omitempty"`
+	Signature   *irma.SignedMessage        `json:"signature,omitempty"`
+	Err         *irma.RemoteError          `json:"error,omitempty"`
 }
 
 // Status is the status of an IRMA session.