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McpErrorCode

aster::mcp::error

Enum McpErrorCode 

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pub enum McpErrorCode {

Show 16 variants    ParseError = -32_700,
    InvalidRequest = -32_600,
    MethodNotFound = -32_601,
    InvalidParams = -32_602,
    InternalError = -32_603,
    ConnectionError = -32_000,
    TransportError = -32_001,
    ProtocolError = -32_002,
    TimeoutError = -32_003,
    CancelledError = -32_004,
    ValidationError = -32_005,
    ConfigError = -32_006,
    LifecycleError = -32_007,
    ToolError = -32_008,
    ResourceError = -32_009,
    PermissionDenied = -32_010,

}
Expand description

MCP error codes following the JSON-RPC 2.0 specification and MCP protocol extensions.

Variants§

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ParseError = -32_700

Invalid JSON was received

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InvalidRequest = -32_600

The JSON sent is not a valid Request object

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MethodNotFound = -32_601

The method does not exist / is not available

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InvalidParams = -32_602

Invalid method parameter(s)

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InternalError = -32_603

Internal JSON-RPC error

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ConnectionError = -32_000

Connection-related errors

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TransportError = -32_001

Transport layer errors

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ProtocolError = -32_002

Protocol negotiation or handshake errors

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TimeoutError = -32_003

Request timeout

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CancelledError = -32_004

Operation was cancelled

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ValidationError = -32_005

Configuration validation errors

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ConfigError = -32_006

Configuration loading/saving errors

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LifecycleError = -32_007

Server lifecycle errors

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ToolError = -32_008

Tool execution errors

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ResourceError = -32_009

Resource access errors

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PermissionDenied = -32_010

Permission denied errors

Implementations§

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impl McpErrorCode

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pub fn code(&self) -> i32

Returns the numeric code value

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pub fn description(&self) -> &'static str

Returns a human-readable description of the error code

Trait Implementations§

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impl Clone for McpErrorCode

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fn clone(&self) -> McpErrorCode

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for McpErrorCode

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl PartialEq for McpErrorCode

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fn eq(&self, other: &McpErrorCode) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for McpErrorCode

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impl Eq for McpErrorCode

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impl StructuralPartialEq for McpErrorCode

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fn into_request(self) -> Request<T>

Wrap the input message T in a tonic::Request
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