lua-protobuf-rs 0.3.0

lua protobuf
Documentation 
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use crate::descriptor_proto::location::LuaLocation;
use crate::{
    add_message_dyn_trait_method, add_message_full_trait_method, add_message_trait_method,
};
use derive_more::{Deref, DerefMut, From, Into};
use mlua::prelude::LuaUserData;
use mlua::{MetaMethod, UserDataFields, UserDataMethods};
use protobuf::descriptor::SourceCodeInfo;

#[derive(PartialEq, Clone, Default, Debug, Deref, DerefMut, From, Into)]
pub struct LuaSourceCodeInfo(pub SourceCodeInfo);

impl LuaUserData for LuaSourceCodeInfo {
    fn add_fields<F: UserDataFields<Self>>(fields: &mut F) {
        fields.add_field_method_get("location", |_, this| {
            let location = this
                .location
                .iter()
                .map(Clone::clone)
                .map(Into::into)
                .collect::<Vec<LuaLocation>>();
            Ok(location)
        });
    }

    fn add_methods<M: UserDataMethods<Self>>(methods: &mut M) {
        methods.add_meta_method(MetaMethod::ToString, |_, this, ()| Ok(this.to_string()));

        add_message_trait_method!(methods, SourceCodeInfo, LuaSourceCodeInfo);

        add_message_dyn_trait_method!(methods, SourceCodeInfo, LuaSourceCodeInfo);

        add_message_full_trait_method!(methods, SourceCodeInfo, LuaSourceCodeInfo);
    }
}