Method get

compiler/src/abi.rs:109–114

Look up a value by handle, or `None` if invalid / freed.

(&self, h: u32)

    // Look up a value by handle, or `None` if invalid / freed.
    pub fn get(&self, h: u32) -> Option<u64> {
        if h == 0 { return None; }
        self.slots.get((h - 1) as usize)
            .filter(|s| s.rc > 0)
            .map(|s| s.val)
    }

    // Decrements rc; frees slot at 0. Safe against double-release.
    pub fn release(&mut self, h: u32) {