apollo-router 2.13.1

A configurable, high-performance routing runtime for Apollo Federation 🚀
Documentation 
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use std::fmt::Debug;
use std::net::IpAddr;

use displaydoc::Display as DisplayDoc;
use thiserror::Error;
use tower::BoxError;

/// Error types for FederatedServer.
#[derive(Error, Debug, DisplayDoc)]
pub enum ApolloRouterError {
    /// failed to start server
    StartupError,

    /// failed to stop HTTP Server
    HttpServerLifecycleError,

    /// no valid configuration was supplied
    NoConfiguration,

    /// no valid schema was supplied
    NoSchema,

    /// no valid license was supplied
    NoLicense,

    /// license violation, the router is using features not available for your license: {0:?}
    LicenseViolation(Vec<String>),

    /// could not create router: {0}
    ServiceCreationError(BoxError),

    /// could not create the HTTP server: {0}
    ServerCreationError(std::io::Error),

    /// tried to bind {0} and {1} on port {2}
    DifferentListenAddrsOnSamePort(IpAddr, IpAddr, u16),

    /// tried to register two endpoints on `{0}:{1}{2}`
    SameRouteUsedTwice(IpAddr, u16, String),

    /// TLS configuration error: {0}
    Rustls(rustls::Error),

    /// Preview feature in supergraph schema not enabled via configuration
    FeatureGateViolation,
}