Enforce MCP spec compliance by default (0.3.0) - #9

Merged

akriaueno merged 37 commits into

feature/p0-spec-compliance

Jun 8, 2026

Commits on Jun 6, 2026

fix(dispatcher): make logging/setLevel a library builtin

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a554c20
feat(lifecycle): add enforce_initialized gating option

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d5e8ec6
feat(dispatcher): add tool_errors option for tool-result errors

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a30f115
feat(server): validate tool names and reject duplicates at compile time

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8499d5e
feat(transport): add sse_buffer_limit option

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0cb8e27
docs: scope the resumable SSE claim to the GET stream

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cd93951
docs: clarify :sse_buffer_limit default is nil (CodeRabbit)

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326b5c2
fix(dispatcher): harden logging/setLevel and restrict pre-init to ping

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3c7a282
test(transport): verify sse_buffer_limit reaches the session

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0d30892
fix(lifecycle): commit notifications/initialized and log level synchronously

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2cd9a5b
fix(dispatcher): accept string-keyed logging capability

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93eaa95
docs: scope duplicate-tool-name rejection to DSL-declared names

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453320a
fix(session): fall back to default replay buffer when buffer_limit is nil

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a0c393d
feat(dispatcher): default tool_errors to :result for spec compliance

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83600e5
fix(server): anchor tool-name validation with \A...\z

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389ee33
fix(dispatcher): clean error if the session dies during logging/setLevel

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dabe2f9
test(transport): cover tool_errors, logging/setLevel and notification wiring

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dddae9b
docs: tool-name regex, enforce_initialized strict mode, GET-only SSE replay

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3116120
docs: align transport docs with the tool_errors :result default

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ec45e88
test(transport): cover tool_errors :json_rpc path and init validation

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3e6bfac
fix(transport): handle a session that vanishes during notifications/initialized

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17961a7
feat(dispatcher): surface input-schema validation failures as tool errors

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e427c8c
fix(dispatcher): treat non-object tools/call arguments as a protocol error

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19ff1cc
feat!: enforce MCP spec compliance by default

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c112e25
docs: document spec-compliance-by-default and bump to 0.3.0

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b166276
fix(dispatcher): keep a raised Urchin.Error a JSON-RPC error in tools/call

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cb7fa32
docs: scope argument validation to DSL tools and clarify the tool-name convention

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0d8d0dc

Commits on Jun 8, 2026

fix(server): stop enforcing a tool-name pattern (match the spec)

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4b8b607
refactor(session): set the initialized flag only via mark_initialized/1

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df0482a
docs: note that MCP tool-name recommendations still apply

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b640c1c
test(dispatcher): mark logging/setLevel tests as the initialized path

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ac3bae9
docs: clarify that only non-Urchin.Error raises become isError results

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82e7768
fix(dispatcher): gate logging/setLevel before initialization

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4a887c5
docs: scope duplicate detection to literal names and fix the pre-init wording

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ff4e7b1
test(transport): cover DELETE with an unsupported protocol version

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615e736
feat(dispatcher): validate completion/complete params and result shape

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4440526
feat(tool): require object input and output schemas

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a21eb3f