# Function rustc_session::parse::add_feature_diagnostics_for_issue

source ·

    pub fn add_feature_diagnostics_for_issue<G: EmissionGuarantee>(
        err: &mut Diag<'_, G>,
        sess: &Session,
        feature: Symbol,
        issue: GateIssue,
        feature_from_cli: bool,
        inject_span: Option<Span>,
    )

Expand description

Adds the diagnostics for a feature to an existing error.

This variant allows you to control whether it is a library or language feature. Almost always, you want to use this for a language feature. If so, prefer `add_feature_diagnostics`.