recall_vm_api 1.0.0

Abstract virtual machine interface used for testing FVM native wasm actors
Documentation 
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use std::{error::Error, fmt};

#[derive(Debug)]
pub struct VMError {
    msg: String,
}

impl fmt::Display for VMError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.msg)
    }
}

impl Error for VMError {
    fn description(&self) -> &str {
        &self.msg
    }
}

impl From<fvm_ipld_hamt::Error> for VMError {
    fn from(h_err: fvm_ipld_hamt::Error) -> Self {
        vm_err(h_err.to_string().as_str())
    }
}

pub fn vm_err(msg: &str) -> VMError {
    VMError { msg: msg.to_string() }
}