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Continue making instructions optional. #107

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Merged
merged 2 commits into from
May 4, 2025
Merged

Continue making instructions optional. #107

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9c40d09
Continue making `instructions` optional.
domesticmouse May 3, 2025
53a73f8
Update CHANGELOG.md
domesticmouse May 3, 2025
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6 changes: 4 additions & 2 deletions pkgs/dart_mcp/CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -32,8 +32,10 @@
which has all supported versions and whether or not they are supported.
- **Breaking**: Change `InitializeRequest` and `InitializeResult` to take a
`ProtocolVersion` instead of a string.
- **Breaking**: Change the `InitializeResult`'s `instructions` to `String?` to reflect
that not all servers return instructions.
- **Breaking**: Change the `InitializeResult`'s `instructions` to `String?` to
reflect that not all servers return instructions.
- Change the `MCPServer.fromStreamChannel` constructor to make the `instructions`
parameter optional.
- **Breaking**: Change `MCPBase` to accept a `StreamChannel<String>` instead of
a `Peer`, and construct its own `Peer`.
- **Breaking**: Add `protocolLogSink` optional parameter to connect methods on
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4 changes: 2 additions & 2 deletions pkgs/dart_mcp/lib/src/server/server.dart
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Expand Up @@ -36,7 +36,7 @@ abstract base class MCPServer extends MCPBase {
/// Instructions for how to use this server, which are given to the client.
///
/// These may be used in system prompts.
final String instructions;
final String? instructions;

/// The negotiated protocol version.
///
Expand All @@ -62,7 +62,7 @@ abstract base class MCPServer extends MCPBase {
MCPServer.fromStreamChannel(
super.channel, {
required this.implementation,
required this.instructions,
this.instructions,
super.protocolLogSink,
}) {
registerRequestHandler(InitializeRequest.methodName, initialize);
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