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mcp: NewClient and NewServer take Implementation (#113)

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Change the name and version arguments to NewClient and NewServer to a
`*Implementation`, to future-proof against the spec.

Fixes #109.
This commit is contained in:
Jonathan Amsterdam 2025-07-10 16:57:38 -04:00 • committed by GitHub
commit 6c6243c0b0
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1 changed files with 76 additions and 69 deletions
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8
mcp/protocol.go
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@ -292,7 +292,7 @@ type InitializeParams struct {
// attach additional metadata to their responses.
Meta `json:"_meta,omitempty"`
Capabilities *ClientCapabilities `json:"capabilities"`
ClientInfo *implementation `json:"clientInfo"`
ClientInfo *Implementation `json:"clientInfo"`
// The latest version of the Model Context Protocol that the client supports.
// The client may decide to support older versions as well.
ProtocolVersion string `json:"protocolVersion"`
@ -318,7 +318,7 @@ type InitializeResult struct {
// may not match the version that the client requested. If the client cannot
// support this version, it must disconnect.
ProtocolVersion string `json:"protocolVersion"`
ServerInfo *implementation `json:"serverInfo"`
ServerInfo *Implementation `json:"serverInfo"`
}
type InitializedParams struct {
@ -863,9 +863,9 @@ func (x *ToolListChangedParams) SetProgressToken(t any) { setProgressToken(x, t)
// TODO(jba): add ElicitRequest and related types.
// Describes the name and version of an MCP implementation, with an optional
// An Implementation describes the name and version of an MCP implementation, with an optional
// title for UI representation.
type implementation struct {
type Implementation struct {
// Intended for programmatic or logical use, but used as a display name in past
// specs or fallback (if title isn't present).
Name string `json:"name"`