netview 0.1.0

Netview: mutual nearest neighbor graphs for genome-wide, fine-scale population structure determination and visualization
Documentation 
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use thiserror::Error;

/// An error that can occur in k-nearest neighbor calculations.
#[derive(Error, Debug)]
pub enum NetviewError {
    #[error("The distance matrix is invalid or empty.")]
    InvalidMatrix,
    #[error("The value of k is out of valid range.")]
    InvalidK,
    #[error("Input matrix is empty, but a non-empty matrix was expected.")]
    EmptyMatrix,
    #[error("Input matrix dimensions are incorrect or inconsistent for the expected operation.")]
    InvalidDimensions,
    #[error("Input matrix is not in a proper lower triangular format.")]
    InvalidLowerTriangularFormat,
    #[error("The matrix must be square for non-lower triangular matrices.")]
    NonSquareMatrix,
    #[error("Error setting up thread pool")]
    ThreadPoolBuildError,
    #[error("Matrix dimensions are inconsistent or invalid.")]
    InvalidMatrixDimensions,
    #[error("Failed to read the file.")]
    FileReadError,
    #[error("Failed to parse the matrix: {0}")]
    ParseError(String),
    #[error("The matrix is not symmetrical or properly lower triangular.")]
    MatrixFormatError,
    #[error("Error opening or creating the graph file: {0}")]
    GraphFileError(String),
    #[error("Error serializing the graph: {0}")]
    GraphSerializationError(String),
    #[error("Error writing to file: {0}")]
    WriteError(String),
    #[error("CSV serialization error: {0}")]
    CsvError(#[from] csv::Error),
    #[error("Error retrieving NodeIndex during graph construction")]
    NodeIndexError,
}