//! Caller graph: who calls a target symbol.
//!
//! - [`single`] — direct call sites (one-hop).
//! - [`bfs`] — transitive caller graph (multi-hop, `--depth N`).
//!
//! Public surface is re-exported here for stable `crate::search::callers::*`
//! paths; both submodules are private.
// Submodules are crate-private; external paths use the re-exports below.
pub use ;
pub use find_callers_batch;
pub use ;