Enum syntax::feature_gate::AttributeGate
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[src]
pub enum AttributeGate { Gated(Stability, &'static str, &'static str, fn(_: &Features) -> bool), Ungated, }
Variants
Gated(Stability, &'static str, &'static str, fn(_: &Features) -> bool)
Is gated by a given feature gate, reason and function to check if enabled
Ungated
Ungated attribute, can be used on all release channels