//! Error message granularity existence strategies.
//!
//! Each module implements one strategy that detects existence through
//! response body content differentials -- different error messages,
//! content types, or error structures for existing vs nonexistent resources.
pub use EmgAppVsServer404;
pub use EmgBola;
pub use EmgFkViolation;
pub use EmgQueryValidation;
pub use EmgSchemaValidationPatch;
pub use EmgSchemaValidationPut;
pub use EmgStateConflict;