backhopper-xref-graph 0.27.0

Whole-program call-graph primitives for backhopper-xref: vertices, relations, set algebra, transitive closure
Documentation 
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// Copyright (C) 2026 Michael S. Klishin and Contributors
// SPDX-License-Identifier: Apache-2.0 OR MIT
// See LICENSE-APACHE and LICENSE-MIT for details.

use thiserror::Error;

/// Errors the graph crate's public API may return.
///
/// Today the public surface is total: every operation always succeeds. This
/// type exists for forward compatibility: adding a variant later is a minor
/// version bump rather than a breaking one.
#[derive(Debug, Error)]
#[non_exhaustive]
pub enum GraphError {}