modelcontextprotocol/go-sdk
Watch
1
0
Fork
You've already forked go-sdk
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions 1

mcp: dedup wire type for image and audio (#149)

Browse source 
Factor out the wire type into a top-level struct.
This commit is contained in:
Jonathan Amsterdam 2025-07-21 11:40:32 -04:00 • committed by GitHub
commit 9ddad03891
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 11 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

25
mcp/content.go
View file

@ -63,13 +63,7 @@ func (c *ImageContent) MarshalJSON() ([]byte, error) {
if data == nil { if data == nil {
data = []byte{} data = []byte{}
} }
wire := struct { wire := imageAudioWire{
Type string `json:"type"`
MIMEType string `json:"mimeType"`
Data []byte `json:"data"`
Meta Meta `json:"_meta,omitempty"`
Annotations *Annotations `json:"annotations,omitempty"`
}{
Type: "image", Type: "image",
MIMEType: c.MIMEType, MIMEType: c.MIMEType,
Data: data, Data: data,
@ -100,13 +94,7 @@ func (c AudioContent) MarshalJSON() ([]byte, error) {
if data == nil { if data == nil {
data = []byte{} data = []byte{}
} }
wire := struct { wire := imageAudioWire{
Type string `json:"type"`
MIMEType string `json:"mimeType"`
Data []byte `json:"data"`
Meta Meta `json:"_meta,omitempty"`
Annotations *Annotations `json:"annotations,omitempty"`
}{
Type: "audio", Type: "audio",
MIMEType: c.MIMEType, MIMEType: c.MIMEType,
Data: data, Data: data,
@ -123,6 +111,15 @@ func (c *AudioContent) fromWire(wire *wireContent) {
c.Annotations = wire.Annotations c.Annotations = wire.Annotations
} }
// Custom wire format to ensure required fields are always included, even when empty.
type imageAudioWire struct {
Type string `json:"type"`
MIMEType string `json:"mimeType"`
Data []byte `json:"data"`
Meta Meta `json:"_meta,omitempty"`
Annotations *Annotations `json:"annotations,omitempty"`
}
// ResourceLink is a link to a resource // ResourceLink is a link to a resource
type ResourceLink struct { type ResourceLink struct {
URI string URI string