Method update_state

fendermint/testing/materializer/src/docker/mod.rs:335–342

Update the state, save it to JSON, then return whatever value the update returns.

(&mut self, f: F)

    /// Update the state, save it to JSON, then return whatever value the update returns.
    fn update_state<F, T>(&mut self, f: F) -> anyhow::Result<T>
    where
        F: FnOnce(&mut DockerMaterializerState) -> T,
    {
        let value = f(&mut self.state);
        self.save_state()?;
        Ok(value)
    }

    /// Write the state to a JSON file.
    fn save_state(&self) -> anyhow::Result<()> {