use std::collections::HashMap;
use neovim_lib::Value;

pub trait ValueMapExt {
    fn to_attrs_map(&self) -> Result<HashMap<&str, Value>, String>;
}

impl ValueMapExt for Vec<(Value, Value)> {
    fn to_attrs_map(&self) -> Result<HashMap<&str, Value>, String> {
        self.iter()
            .map(|p| {
                p.0
                    .as_str()
                    .ok_or_else(|| "Can't convert map key to string".to_owned())
                    .map(|key| (key, p.1.clone()))
            })
        .collect::<Result<HashMap<&str, Value>, String>>()

    }
}