Method as_ref

crates/wasmtime/src/runtime/types.rs:272–277

(&self)

    /// type.
    #[inline]
    pub fn as_ref(&self) -> Option<&RefType> {
        match self {
            ValType::Ref(r) => Some(r),
            _ => None,
        }
    }

    /// Get the underlying reference type, panicking if this value type is not a
    /// reference type.