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fix(lua): actually still need userdata

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what's up with weird userdata NULL ?? lets actually get serialized but
return userdata so we get best of all worlds. in the future we could
make overloads with multiple args which bypass serialization
This commit is contained in:
əlemi 2024-09-11 17:49:09 +02:00
parent 6559fcd5f3
commit 981e7218b5
Signed by: alemi
GPG key ID: A4895B84D311642C
1 changed files with 79 additions and 1 deletions
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80
src/ffi/lua.rs
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@ -173,6 +173,18 @@ macro_rules! a_sync {
};
}
macro_rules! from_lua_serde {
($($t:ty)*) => {
$(
impl FromLua for $t {
fn from_lua(value: LuaValue, lua: &Lua) -> LuaResult<$t> {
lua.from_value(value)
}
}
)*
};
}
fn spawn_runtime_driver(_: &Lua, ():()) -> LuaResult<Driver> {
let (tx, mut rx) = tokio::sync::mpsc::unbounded_channel();
let handle = std::thread::spawn(move || tokio().block_on(async move {
@ -308,6 +320,25 @@ impl LuaUserData for CodempWorkspace {
}
}
from_lua_serde! { CodempEvent }
impl LuaUserData for CodempEvent {
fn add_methods<M: LuaUserDataMethods<Self>>(methods: &mut M) {
methods.add_meta_method(LuaMetaMethod::ToString, |_, this, ()| Ok(format!("{:?}", this)));
}
fn add_fields<F: LuaUserDataFields<Self>>(fields: &mut F) {
fields.add_field_method_get("type", |_, this| match this {
CodempEvent::FileTreeUpdated(_) => Ok("filetree"),
CodempEvent::UserJoin(_) | CodempEvent::UserLeave(_) => Ok("user"),
});
fields.add_field_method_get("value", |_, this| match this {
CodempEvent::FileTreeUpdated(x) => Ok(x.clone()),
CodempEvent::UserJoin(x) | CodempEvent::UserLeave(x) => Ok(x.clone()),
});
}
}
impl LuaUserData for CodempCursorController {
fn add_methods<M: LuaUserDataMethods<Self>>(methods: &mut M) {
methods.add_meta_method(LuaMetaMethod::ToString, |_, this, ()| Ok(format!("{:?}", this)));
@ -331,6 +362,43 @@ impl LuaUserData for CodempCursorController {
}
}
from_lua_serde! { CodempCursor }
impl LuaUserData for Cursor {
fn add_methods<M: LuaUserDataMethods<Self>>(methods: &mut M) {
methods.add_meta_method(LuaMetaMethod::ToString, |_, this, ()| Ok(format!("{:?}", this)));
}
fn add_fields<F: LuaUserDataFields<Self>>(fields: &mut F) {
fields.add_field_method_get("user", |_, this| Ok(this.user.clone()));
fields.add_field_method_get("buffer", |_, this| Ok(this.buffer.clone()));
fields.add_field_method_get("start", |_, this| Ok(RowCol::from(this.start)));
fields.add_field_method_get("finish", |_, this| Ok(RowCol::from(this.end)));
}
}
#[derive(Debug, Clone, Copy)]
struct RowCol {
row: i32,
col: i32,
}
impl From<(i32, i32)> for RowCol {
fn from((row, col): (i32, i32)) -> Self {
Self { row, col }
}
}
impl LuaUserData for RowCol {
fn add_methods<M: LuaUserDataMethods<Self>>(methods: &mut M) {
methods.add_meta_method(LuaMetaMethod::ToString, |_, this, ()| Ok(format!("{:?}", this)));
}
fn add_fields<F: LuaUserDataFields<Self>>(fields: &mut F) {
fields.add_field_method_get("row", |_, this| Ok(this.row));
fields.add_field_method_get("col", |_, this| Ok(this.col));
}
}
impl LuaUserData for CodempBufferController {
fn add_methods<M: LuaUserDataMethods<Self>>(methods: &mut M) {
methods.add_meta_method(LuaMetaMethod::ToString, |_, this, ()| Ok(format!("{:?}", this)));
@ -355,6 +423,7 @@ impl LuaUserData for CodempBufferController {
}
}
from_lua_serde! { CodempTextChange }
impl LuaUserData for CodempTextChange {
fn add_fields<F: LuaUserDataFields<Self>>(fields: &mut F) {
fields.add_field_method_get("content", |_, this| Ok(this.content.clone()));
@ -369,7 +438,16 @@ impl LuaUserData for CodempTextChange {
}
}
from_lua_serde! { CodempConfig }
impl LuaUserData for CodempConfig {
fn add_fields<F: LuaUserDataFields<Self>>(fields: &mut F) {
fields.add_field_method_get("username", |_, this| Ok(this.username.clone()));
fields.add_field_method_get("password", |_, this| Ok(this.password.clone()));
fields.add_field_method_get("host", |_, this| Ok(this.host.clone()));
fields.add_field_method_get("port", |_, this| Ok(this.port));
fields.add_field_method_get("tls", |_, this| Ok(this.tls));
}
}
#[derive(Debug, Clone)]
struct LuaLoggerProducer(mpsc::UnboundedSender<String>);