Method call

wasm-pdk/src/lib.rs:451–463

Invoke `recv. (args)`; argv handles stay owned by the caller.

(&self, name: &str, args: &[u32])

impl Handle {
    /// Invoke `recv.<name>(args)`; argv handles stay owned by the caller.
    pub fn call(&self, name: &str, args: &[u32]) -> Result<Handle> {
        let mut out: u32 = 0;
        let r = unsafe {
            edge_op(
                op::CALL, self.raw,
                name.as_ptr(), name.len() as u32,
                args.as_ptr(), args.len() as u32,
                &mut out as *mut u32,
            )
        };
        if r != 0 { return Err(last_error()); }
        Ok(Handle::from_raw(out))
    }

    /// `recv.<name>`, read attribute or bind builtin method.
    pub fn get_attr(&self, name: &str) -> Result<Handle> {