hinge 0.1.0

SQL-native ELT engine — dependency graph resolved automatically from FROM/JOIN clauses, parallel execution, single binary
Documentation 
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use thiserror::Error;

/// Errors returned when building a [`Graph`](crate::Graph).
#[derive(Debug, Error)]
pub enum GraphError {
    #[error("graph is empty")]
    EmptyGraph,

    #[error("cycle detected")]
    CycleDetected,

    #[error("node depends on itself: {0}")]
    SelfDependency(String),
}