dharitri-vm-executor 2.0.0

DharitrI VM executor interface
Documentation 
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use crate::{ExecutorLegacy, VMHooksLegacy};

pub type ExecutorError = Box<dyn std::error::Error>;

pub trait ExecutorLastError {
    /// Updates the last known error.
    fn update_last_error_str(&mut self, err_str: String);

    /// Returns the last known error.
    fn get_last_error_string(&self) -> String;
}

pub trait ExecutorService: ExecutorLastError {
    /// Creates a new VM executor.
    fn new_executor(
        &self,
        vm_hooks_builder: Box<dyn VMHooksLegacy>,
    ) -> Result<Box<dyn ExecutorLegacy>, ExecutorError>;
}