Method rep

crates/wasmtime/src/runtime/vm/component/resources.rs:107–129

(&self, access_ty: &TypedResourceIndex)

impl TypedResource {
    pub(super) fn rep(&self, access_ty: &TypedResourceIndex) -> Result<u32> {
        match (self, access_ty) {
            (Self::Host(rep), TypedResourceIndex::Host(_)) => Ok(*rep),
            (Self::Host(_), expected) => bail!(ResourceTypeMismatch {
                expected: *expected,
                found: "host resource",
            }),
            (Self::Component { rep, ty }, TypedResourceIndex::Component { ty: expected, .. }) => {
                if ty == expected {
                    Ok(*rep)
                } else {
                    bail!(ResourceTypeMismatch {
                        expected: *access_ty,
                        found: "a different guest-defined resource",
                    })
                }
            }
            (Self::Component { .. }, expected) => bail!(ResourceTypeMismatch {
                expected: *expected,
                found: "guest-defined resource",
            }),
        }
    }
}

/// An index used to access a resource.