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fix: allow description field to be absent from Tool#159

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mattt merged 3 commits intomodelcontextprotocol:mainfrom
abcsnowwolf:fix/description_is_not_a_required_field
Sep 7, 2025
Merged

fix: allow description field to be absent from Tool#159
mattt merged 3 commits intomodelcontextprotocol:mainfrom
abcsnowwolf:fix/description_is_not_a_required_field

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@abcsnowwolf
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@abcsnowwolf abcsnowwolf commented Sep 6, 2025

  • description field is not a requried field of Tool

Motivation and Context

How Has This Been Tested?

Breaking Changes

Types of changes

  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds functionality)
  • Breaking change (fix or feature that would cause existing functionality to change)
  • Documentation update

Checklist

  • I have read the MCP Documentation
  • My code follows the repository's style guidelines
  • New and existing tests pass locally
  • I have added appropriate error handling
  • I have added or updated documentation as needed

Additional context

@abcsnowwolf
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see issue #158

* description field is not a requried field of Tool
@mattt mattt force-pushed the fix/description_is_not_a_required_field branch from 4a42963 to 187c7d7 Compare September 7, 2025 11:24
@mattt mattt merged commit fb6fffb into modelcontextprotocol:main Sep 7, 2025
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Velly69 added a commit to MacPaw/mcp-swift-sdk that referenced this pull request Mar 2, 2026
* Enable building with the Swift Linux SDK (modelcontextprotocol#151)

* Update README to document support for Alpine Linux (modelcontextprotocol#153)

* Adopt strict concurrency for project (modelcontextprotocol#157)

* Adopt strict concurrency for project

* Fix one warning related to that

* Add version-specific manifest for Swift 6.0

---------

Co-authored-by: Alexey Ivashko <a_ivashko@apple.com>
Co-authored-by: Mattt Zmuda <mattt@me.com>

* Make `Tool.description` optional (modelcontextprotocol#160)

* Make Tool.description optional

* Make description parameter in Tool initializer optional

* fix: allow description field to be absent from `Tool` (modelcontextprotocol#159)

* fix: allow description field to be absent from `Tool`
* description field is not a requried field of Tool

* Apply suggestions from code review

* Update Tests/MCPTests/ToolTests.swift

---------

Co-authored-by: Mattt <mattt@me.com>

* Add Mac Catalyst to target dependencies for EventSource. (modelcontextprotocol#163)

* chore: update licensing to Apache 2.0 for new contributions (modelcontextprotocol#177)

* Add SECURITY.md with GitHub Security Advisories guidance (modelcontextprotocol#200)

* V0.11.x (modelcontextprotocol#199)

* Support 2025-06-18 Spec (modelcontextprotocol#167)

* Support OpenAI _meta for Tool

* Update init

* Add title and outputSchema

* Concurreny issue

* General fields

* Add Generate Fields to Server elements

* 4 tab spacing

* Update Version

* Elicitation

* Format

* More tests and inits

* Elicitation in README

* Fix orphaned test

* Add title to more structs

* Public init

* Fix meta validation and make tests more generic

* Format and make Result properties public again

* Revert more visibility changes

* feat: 2025-11-25 phase 1, includes Version, Icon, Progress (modelcontextprotocol#181)

* chore: fixed unit tests

* feat: added icon and progess base structs

* feat: added progress notification and meta to callTool

* feat: added tests

* feat: simplified RequestMeta encoding/decoding

* tests: added unit test to track progress

* chore: rebased v0.11.x

* feat: implemented cancellation

* feat: added overloaded callTool method

* fix: encoding Response _meta fix

* chore: added old version to the versions list

* feat: 2025-11-25 phase 2; added Logging and Completions (modelcontextprotocol#196)

* feat: added Logging and Completions

* feat: updated EmbeddedResource for the latest spec

* chore: changed encoding of meta in Prompts to encodeIfPresent

* feat: compliance tests + http server transport (modelcontextprotocol#197)

* feat: http server transport

* feat: added http server transport

* feat: removed unused files

* feat: added conformance tests

* feat: improved conformace testing

* chore: removed redundant files

* feat/2025-11-25: sampling, elicitation, roots (modelcontextprotocol#198)

* feat: Roots implementation

* feat: added unit testing

* feat: improved unit tests and fixed NetworkTransport crash

* feat: implemented sampling and elicitation

* feat: improved sampling tests

* feat: improved elicitation tests

* feat: improved confirmance tests

* feat: improved Prompts unit tests

* feat: removed test code

* feat: updated conformance tests

* chore: removed redundant commas

* chore: removed 6.0.3 swift version from ci

* chore: improved unit tests a little bit

* chore: update README.md

* chore: add server progress tracking example to README.md

* chore: updated README.md

* chore: updated transports table formatting

* chore: updated MockNetworkConnection

---------

Co-authored-by: Austin Evans <austinjevans@me.com>
Co-authored-by: yehorsobko <yehorsobko@macpaw.com>

---------

Co-authored-by: Tobias <t089@users.noreply.github.com>
Co-authored-by: Mattt <mattt@me.com>
Co-authored-by: Alexey Ivashko <mcivashko@gmail.com>
Co-authored-by: Alexey Ivashko <a_ivashko@apple.com>
Co-authored-by: Yifan Liu <liuyf1117@hotmail.com>
Co-authored-by: Semen Kudriavtsev <sam@kudr.me>
Co-authored-by: adam jones <domdomegg+git@gmail.com>
Co-authored-by: Den Delimarsky <53200638+localden@users.noreply.github.com>
Co-authored-by: Maksym Mova <maks.mova@gmail.com>
Co-authored-by: Austin Evans <austinjevans@me.com>
Co-authored-by: yehorsobko <yehorsobko@macpaw.com>
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2 participants