Merge commit 'd803bfe2b1fe7f5e219e50ac20d6801a0a58ac75' as 'vendor/ruvector'

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

@@ -0,0 +1,58 @@
+//! Error types for DNA analysis operations
+
+use thiserror::Error;
+
+/// DNA analysis error types
+#[derive(Error, Debug)]
+pub enum DnaError {
+    /// Invalid DNA sequence (e.g., non-ACGTN characters)
+    #[error("Invalid DNA sequence: {0}")]
+    InvalidSequence(String),
+
+    /// K-mer indexing error
+    #[error("K-mer index error: {0}")]
+    IndexError(String),
+
+    /// Sequence alignment error
+    #[error("Alignment error: {0}")]
+    AlignmentError(String),
+
+    /// Variant calling error
+    #[error("Variant calling error: {0}")]
+    VariantCallError(String),
+
+    /// Analysis pipeline error
+    #[error("Pipeline error: {0}")]
+    PipelineError(String),
+
+    /// I/O error
+    #[error("I/O error: {0}")]
+    IoError(#[from] std::io::Error),
+
+    /// RuVector core error
+    #[error("Vector database error: {0}")]
+    VectorDbError(#[from] ruvector_core::RuvectorError),
+
+    /// Dimension mismatch
+    #[error("Dimension mismatch: expected {expected}, got {actual}")]
+    DimensionMismatch { expected: usize, actual: usize },
+
+    /// Empty sequence
+    #[error("Empty sequence provided")]
+    EmptySequence,
+
+    /// Invalid quality score
+    #[error("Invalid quality score: {0}")]
+    InvalidQuality(u8),
+
+    /// Invalid k-mer size
+    #[error("Invalid k-mer size: {0}")]
+    InvalidKmerSize(usize),
+
+    /// 23andMe file parse error
+    #[error("Parse error: {0}")]
+    ParseError(String),
+}
+
+/// Result type for DNA analysis operations
+pub type Result<T> = std::result::Result<T, DnaError>;