Merge commit 'd803bfe2b1fe7f5e219e50ac20d6801a0a58ac75' as 'vendor/ruvector'

vendor/ruvector/examples/ruvLLM/src/error.rs

@@ -0,0 +1,150 @@
+//! Error types for RuvLLM
+
+use thiserror::Error;
+
+/// Result type for RuvLLM operations
+pub type Result<T> = std::result::Result<T, Error>;
+
+/// Error types for RuvLLM
+#[derive(Error, Debug)]
+pub enum Error {
+    /// Configuration error
+    #[error("Configuration error: {0}")]
+    Config(String),
+
+    /// Memory/database error
+    #[error("Memory error: {0}")]
+    Memory(#[from] MemoryError),
+
+    /// Router error
+    #[error("Router error: {0}")]
+    Router(#[from] RouterError),
+
+    /// Embedding error
+    #[error("Embedding error: {0}")]
+    Embedding(String),
+
+    /// Inference error
+    #[error("Inference error: {0}")]
+    Inference(#[from] InferenceError),
+
+    /// Learning service error
+    #[error("Learning error: {0}")]
+    Learning(String),
+
+    /// Attention computation error
+    #[error("Attention error: {0}")]
+    Attention(String),
+
+    /// IO error
+    #[error("IO error: {0}")]
+    Io(#[from] std::io::Error),
+
+    /// Serialization error
+    #[error("Serialization error: {0}")]
+    Serialization(String),
+
+    /// Session not found
+    #[error("Session not found: {0}")]
+    SessionNotFound(String),
+
+    /// Rate limit exceeded
+    #[error("Rate limit exceeded")]
+    RateLimitExceeded,
+
+    /// Timeout
+    #[error("Operation timed out")]
+    Timeout,
+
+    /// Internal error
+    #[error("Internal error: {0}")]
+    Internal(String),
+}
+
+/// Memory-specific errors
+#[derive(Error, Debug)]
+pub enum MemoryError {
+    /// Node not found
+    #[error("Node not found: {0}")]
+    NodeNotFound(String),
+
+    /// Edge not found
+    #[error("Edge not found: {src} -> {dst}")]
+    EdgeNotFound { src: String, dst: String },
+
+    /// Index error
+    #[error("Index error: {0}")]
+    Index(String),
+
+    /// Storage error
+    #[error("Storage error: {0}")]
+    Storage(String),
+
+    /// Capacity exceeded
+    #[error("Memory capacity exceeded")]
+    CapacityExceeded,
+}
+
+/// Router-specific errors
+#[derive(Error, Debug)]
+pub enum RouterError {
+    /// Invalid feature vector
+    #[error("Invalid feature vector: expected {expected} dims, got {actual}")]
+    InvalidFeatures { expected: usize, actual: usize },
+
+    /// Model not available
+    #[error("Model not available: {0:?}")]
+    ModelNotAvailable(crate::types::ModelSize),
+
+    /// Weight loading error
+    #[error("Failed to load weights: {0}")]
+    WeightLoadError(String),
+
+    /// Training error
+    #[error("Training error: {0}")]
+    TrainingError(String),
+}
+
+/// Inference-specific errors
+#[derive(Error, Debug)]
+pub enum InferenceError {
+    /// Model loading error
+    #[error("Failed to load model: {0}")]
+    ModelLoadError(String),
+
+    /// Generation error
+    #[error("Generation failed: {0}")]
+    GenerationError(String),
+
+    /// Generation failed (alias)
+    #[error("Generation failed: {0}")]
+    GenerationFailed(String),
+
+    /// Initialization error
+    #[error("Initialization failed: {0}")]
+    InitFailed(String),
+
+    /// Out of memory
+    #[error("Out of memory for model {0:?}")]
+    OutOfMemory(crate::types::ModelSize),
+
+    /// Invalid prompt
+    #[error("Invalid prompt: {0}")]
+    InvalidPrompt(String),
+
+    /// Context too long
+    #[error("Context exceeds maximum length: {length} > {max}")]
+    ContextTooLong { length: usize, max: usize },
+}
+
+impl From<anyhow::Error> for Error {
+    fn from(err: anyhow::Error) -> Self {
+        Error::Internal(err.to_string())
+    }
+}
+
+impl From<serde_json::Error> for Error {
+    fn from(err: serde_json::Error) -> Self {
+        Error::Serialization(err.to_string())
+    }
+}