Function with_runtime

compiler/src/main/mod.rs:107–109

SAFETY: single-threaded WASM; re-entrant callers route through `with_vm` to drop the borrow first.

(f: impl FnOnce(&mut WasmRuntime) -> R)

// SAFETY: single-threaded WASM; re-entrant callers route through `with_vm` to drop the borrow first.
pub(super) fn with_runtime<R>(f: impl FnOnce(&mut WasmRuntime) -> R) -> R {
    unsafe { f(&mut *core::ptr::addr_of_mut!(RUNTIME)) }
}

pub(super) fn put_val(v: Val) -> u32 { with_runtime(|rt| rt.handles.put(v.0)) }
pub(super) fn get_val(h: u32) -> Option<Val> { with_runtime(|rt| rt.handles.get(h).map(Val)) }