allowed-external-types.toml

# Copyright The OpenTelemetry Authors
# SPDX-License-Identifier: Apache-2.0
# This is used with cargo-check-external-types to reduce the surface area of downstream crates from
# the public API. Ideally this can have a few exceptions as possible.
allowed_external_types = [
    "opentelemetry_http::*",
    "opentelemetry_sdk::*",
    # serde
    "serde::de::Deserialize",
    "serde::ser::Serialize",
    # tonic is a pre 1.0 crate
    "tonic::metadata::map::MetadataMap",
    "tonic::transport::channel::tls::ClientTlsConfig",
    "tonic::transport::tls::Certificate",
    "tonic::transport::tls::Identity",
    "tonic::transport::channel::Channel",
    "tonic::service::interceptor::Interceptor",
]