Method get

wasm-pdk/src/lib.rs:202–207

Decode `name` from kwargs as primitive `T`. Returns `Ok(None)` if absent or kwargs slot empty; `Ok(Some(_))` on hit; `Err` on decode failure. Use `get_handle` for non-primitive values (callables, tuples, lists).

(&self, name: &str)

impl Kwargs {
    /// Decode `name` from kwargs as primitive `T`. Returns `Ok(None)` if absent or kwargs slot empty; `Ok(Some(_))` on hit; `Err` on decode failure. Use `get_handle` for non-primitive values (callables, tuples, lists).
    pub fn get<T: FromValue>(&self, name: &str) -> Result<Option<T>> {
        match self.get_handle(name)? {
            None => Ok(None),
            Some(h) => T::from_handle(h.into_raw()).map(Some),
        }
    }

    /// Borrow the value for `name` as a raw `Handle`. Returns `Ok(None)` if absent. Use for callables, tuples, lists, dicts, anything `get::<T>` can't decode.
    pub fn get_handle(&self, name: &str) -> Result<Option<Handle>> {