cargo::util::auth

Function auth_token_optional

Source 
fn auth_token_optional(
    gctx: &GlobalContext,
    sid: &SourceId,
    operation: Operation<'_>,
    headers: Vec<String>,
    require_cred_provider_config: bool,
) -> CargoResult<Option<Secret<String>>>
Expand description

Returns the token to use for the given registry.