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CHANGELOG.md

@@ -8,6 +8,31 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Added
+
+- Added support for non-UTF8 strings in arguments to `process.exec` and `process.spawn`
+
+### Changed
+
+- Improved cross-platform compatibility and correctness for values in `process.args` and `process.env`, especially on Windows
+
+### Fixed
+
+- Fixed various crashes during require that had the error `cannot mutably borrow app data container`
+
+## `0.9.2` - April 30th, 2025
+
+### Changed
+
+- Improved performance of `net.request` and `net.serve` when handling large request bodies
+- Improved performance and memory usage of `task.spawn`, `task.defer`, and `task.delay`
+
+### Fixed
+
+- Fixed accidental breakage of `net.request` in version `0.9.1`
+
 ## `0.9.1` - April 29th, 2025
 
 ### Added

Cargo.lock

@@ -1655,7 +1655,7 @@ dependencies = [
 
 [[package]]
 name = "lune"
-version = "0.9.1"
+version = "0.9.2"
 dependencies = [
  "anyhow",
  "async-fs",
@@ -1670,6 +1670,7 @@ dependencies = [
  "lune-utils",
  "mlua",
  "mlua-luau-scheduler",
+ "rustls",
  "rustyline",
  "serde",
  "serde_json",
@@ -1682,7 +1683,7 @@ dependencies = [
 
 [[package]]
 name = "lune-roblox"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "glam",
  "lune-utils",
@@ -1698,7 +1699,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "async-channel",
  "async-fs",
@@ -1722,7 +1723,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-datetime"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "chrono",
  "chrono_lc",
@@ -1733,7 +1734,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-fs"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "async-fs",
  "bstr",
@@ -1745,7 +1746,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-luau"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "lune-utils",
  "mlua",
@@ -1753,7 +1754,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-net"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "async-channel",
  "async-executor",
@@ -1763,6 +1764,7 @@ dependencies = [
  "async-tungstenite",
  "blocking",
  "bstr",
+ "form_urlencoded",
  "futures",
  "futures-lite",
  "futures-rustls",
@@ -1783,7 +1785,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-process"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "async-channel",
  "async-lock",
@@ -1797,13 +1799,12 @@ dependencies = [
  "lune-utils",
  "mlua",
  "mlua-luau-scheduler",
- "os_str_bytes",
  "pin-project",
 ]
 
 [[package]]
 name = "lune-std-regex"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "lune-utils",
  "mlua",
@@ -1813,7 +1814,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-roblox"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "lune-roblox",
  "lune-utils",
@@ -1825,7 +1826,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-serde"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "async-compression",
  "blake3",
@@ -1849,7 +1850,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-stdio"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "async-io",
  "async-lock",
@@ -1863,7 +1864,7 @@ dependencies = [
 
 [[package]]
 name = "lune-std-task"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "async-io",
  "futures-lite",
@@ -1874,11 +1875,12 @@ dependencies = [
 
 [[package]]
 name = "lune-utils"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "console",
  "dunce",
  "mlua",
+ "os_str_bytes",
  "parking_lot",
  "path-clean",
  "pathdiff",
@@ -1986,14 +1988,12 @@ dependencies = [
 
 [[package]]
 name = "mlua-luau-scheduler"
-version = "0.1.1"
+version = "0.1.2"
 dependencies = [
  "async-executor",
  "async-fs",
  "async-io",
  "blocking",
- "concurrent-queue",
- "event-listener",
  "futures-lite",
  "mlua",
  "rustc-hash 2.1.1",

crates/lune-roblox/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-roblox"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -25,4 +25,4 @@ rbx_reflection = "5.0"
 rbx_reflection_database = "1.0"
 rbx_xml = "1.0"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }

crates/lune-std-datetime/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-datetime"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -19,4 +19,4 @@ thiserror = "2.0"
 chrono = "0.4.38"
 chrono_lc = "0.1.6"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }

crates/lune-std-fs/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-fs"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -19,5 +19,5 @@ async-fs = "2.1"
 bstr = "1.9"
 futures-lite = "2.6"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
-lune-std-datetime = { version = "0.2.1", path = "../lune-std-datetime" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }
+lune-std-datetime = { version = "0.2.2", path = "../lune-std-datetime" }

crates/lune-std-luau/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-luau"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -15,4 +15,4 @@ workspace = true
 [dependencies]
 mlua = { version = "0.10.3", features = ["luau", "luau-jit"] }
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }

crates/lune-std-net/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-net"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -14,7 +14,7 @@ workspace = true
 
 [dependencies]
 mlua = { version = "0.10.3", features = ["luau"] }
-mlua-luau-scheduler = { version = "0.1.1", path = "../mlua-luau-scheduler" }
+mlua-luau-scheduler = { version = "0.1.2", path = "../mlua-luau-scheduler" }
 
 async-channel = "2.3"
 async-executor = "1.13"
@@ -24,6 +24,7 @@ async-net = "2.0"
 async-tungstenite = "0.29"
 blocking = "1.6"
 bstr = "1.9"
+form_urlencoded = "1.2"
 futures = { version = "0.3", default-features = false, features = ["std"] }
 futures-lite = "2.6"
 futures-rustls = "0.26"
@@ -37,5 +38,5 @@ urlencoding = "2.1"
 webpki = "0.22"
 webpki-roots = "0.26"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
-lune-std-serde = { version = "0.2.1", path = "../lune-std-serde" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }
+lune-std-serde = { version = "0.2.2", path = "../lune-std-serde" }

crates/lune-std-net/src/body/cursor.rs

@@ -0,0 +1,59 @@
+use hyper::body::{Buf, Bytes};
+
+use super::inner::ReadableBodyInner;
+
+/**
+    The cursor keeping track of inner data and its position for a readable body.
+*/
+#[derive(Debug, Clone)]
+pub struct ReadableBodyCursor {
+    inner: ReadableBodyInner,
+    start: usize,
+}
+
+impl ReadableBodyCursor {
+    pub fn len(&self) -> usize {
+        self.inner.len()
+    }
+
+    pub fn as_slice(&self) -> &[u8] {
+        &self.inner.as_slice()[self.start..]
+    }
+
+    pub fn advance(&mut self, cnt: usize) {
+        self.start += cnt;
+        if self.start > self.inner.len() {
+            self.start = self.inner.len();
+        }
+    }
+
+    pub fn into_bytes(self) -> Bytes {
+        self.inner.into_bytes()
+    }
+}
+
+impl Buf for ReadableBodyCursor {
+    fn remaining(&self) -> usize {
+        self.len().saturating_sub(self.start)
+    }
+
+    fn chunk(&self) -> &[u8] {
+        self.as_slice()
+    }
+
+    fn advance(&mut self, cnt: usize) {
+        self.advance(cnt);
+    }
+}
+
+impl<T> From<T> for ReadableBodyCursor
+where
+    T: Into<ReadableBodyInner>,
+{
+    fn from(value: T) -> Self {
+        Self {
+            inner: value.into(),
+            start: 0,
+        }
+    }
+}

crates/lune-std-net/src/body/incoming.rs

@@ -1,4 +1,4 @@
-use http_body_util::{BodyExt, Full};
+use http_body_util::BodyExt;
 use hyper::{
     body::{Bytes, Incoming},
     header::CONTENT_ENCODING,
@@ -33,11 +33,3 @@ pub async fn handle_incoming_body(
 
     Ok((body, was_decompressed))
 }
-
-pub fn bytes_to_full(bytes: Bytes) -> Full<Bytes> {
-    if bytes.is_empty() {
-        Full::default()
-    } else {
-        Full::new(bytes)
-    }
-}

crates/lune-std-net/src/body/inner.rs

@@ -0,0 +1,110 @@
+use hyper::body::{Buf as _, Bytes};
+use mlua::{prelude::*, Buffer as LuaBuffer};
+
+/**
+    The inner data for a readable body.
+*/
+#[derive(Debug, Clone)]
+pub enum ReadableBodyInner {
+    Bytes(Bytes),
+    String(String),
+    LuaString(LuaString),
+    LuaBuffer(LuaBuffer),
+}
+
+impl ReadableBodyInner {
+    pub fn len(&self) -> usize {
+        match self {
+            Self::Bytes(b) => b.len(),
+            Self::String(s) => s.len(),
+            Self::LuaString(s) => s.as_bytes().len(),
+            Self::LuaBuffer(b) => b.len(),
+        }
+    }
+
+    pub fn as_slice(&self) -> &[u8] {
+        /*
+            SAFETY: Reading lua strings and lua buffers as raw slices is safe while we can
+            guarantee that the inner Lua value + main lua struct has not yet been dropped
+
+            1. Buffers are fixed-size and guaranteed to never resize
+            2. We do not expose any method for writing to the body, only reading
+            3. We guarantee that net.request and net.serve futures are only driven forward
+                while we also know that the Lua + scheduler pair have not yet been dropped
+            4. Any writes from within lua to a buffer, are considered user error,
+               and are not unsafe, since the only possible outcome with the above
+               guarantees is invalid / mangled contents in request / response bodies
+        */
+        match self {
+            Self::Bytes(b) => b.chunk(),
+            Self::String(s) => s.as_bytes(),
+            Self::LuaString(s) => unsafe {
+                // BorrowedBytes would not let us return a plain slice here,
+                // which is what the Buf implementation below needs - we need to
+                // do a little hack here to re-create the slice without a lifetime
+                let b = s.as_bytes();
+
+                let ptr = b.as_ptr();
+                let len = b.len();
+
+                std::slice::from_raw_parts(ptr, len)
+            },
+            Self::LuaBuffer(b) => unsafe {
+                // Similar to above, we need to get the raw slice for the buffer,
+                // which is a bit trickier here because Buffer has a read + write
+                // interface instead of using slices for some unknown reason
+                let v = LuaValue::Buffer(b.clone());
+
+                let ptr = v.to_pointer().cast::<u8>();
+                let len = b.len();
+
+                std::slice::from_raw_parts(ptr, len)
+            },
+        }
+    }
+
+    pub fn into_bytes(self) -> Bytes {
+        match self {
+            Self::Bytes(b) => b,
+            Self::String(s) => Bytes::from(s),
+            Self::LuaString(s) => Bytes::from(s.as_bytes().to_vec()),
+            Self::LuaBuffer(b) => Bytes::from(b.to_vec()),
+        }
+    }
+}
+
+impl From<&'static str> for ReadableBodyInner {
+    fn from(value: &'static str) -> Self {
+        Self::Bytes(Bytes::from(value))
+    }
+}
+
+impl From<Vec<u8>> for ReadableBodyInner {
+    fn from(value: Vec<u8>) -> Self {
+        Self::Bytes(Bytes::from(value))
+    }
+}
+
+impl From<Bytes> for ReadableBodyInner {
+    fn from(value: Bytes) -> Self {
+        Self::Bytes(value)
+    }
+}
+
+impl From<String> for ReadableBodyInner {
+    fn from(value: String) -> Self {
+        Self::String(value)
+    }
+}
+
+impl From<LuaString> for ReadableBodyInner {
+    fn from(value: LuaString) -> Self {
+        Self::LuaString(value)
+    }
+}
+
+impl From<LuaBuffer> for ReadableBodyInner {
+    fn from(value: LuaBuffer) -> Self {
+        Self::LuaBuffer(value)
+    }
+}

crates/lune-std-net/src/body/mod.rs

@@ -0,0 +1,11 @@
+#![allow(unused_imports)]
+
+mod cursor;
+mod incoming;
+mod inner;
+mod readable;
+
+pub use self::cursor::ReadableBodyCursor;
+pub use self::incoming::handle_incoming_body;
+pub use self::inner::ReadableBodyInner;
+pub use self::readable::ReadableBody;

crates/lune-std-net/src/body/readable.rs

@@ -0,0 +1,105 @@
+use std::convert::Infallible;
+use std::pin::Pin;
+use std::task::{Context, Poll};
+
+use hyper::body::{Body, Bytes, Frame, SizeHint};
+use mlua::prelude::*;
+
+use super::cursor::ReadableBodyCursor;
+
+/**
+    Zero-copy wrapper for a readable body.
+
+    Provides methods to read bytes that can be safely used if, and only
+    if, the respective Lua struct for the body has not yet been dropped.
+
+    If the body was created from a `Vec<u8>`, `Bytes`, or a `String`, reading
+    bytes is always safe and does not go through any additional indirections.
+*/
+#[derive(Debug, Clone)]
+pub struct ReadableBody {
+    cursor: Option<ReadableBodyCursor>,
+}
+
+impl ReadableBody {
+    pub const fn empty() -> Self {
+        Self { cursor: None }
+    }
+
+    pub fn as_slice(&self) -> &[u8] {
+        match self.cursor.as_ref() {
+            Some(cursor) => cursor.as_slice(),
+            None => &[],
+        }
+    }
+
+    pub fn into_bytes(self) -> Bytes {
+        match self.cursor {
+            Some(cursor) => cursor.into_bytes(),
+            None => Bytes::new(),
+        }
+    }
+}
+
+impl Body for ReadableBody {
+    type Data = ReadableBodyCursor;
+    type Error = Infallible;
+
+    fn poll_frame(
+        mut self: Pin<&mut Self>,
+        _cx: &mut Context<'_>,
+    ) -> Poll<Option<Result<Frame<Self::Data>, Self::Error>>> {
+        Poll::Ready(self.cursor.take().map(|d| Ok(Frame::data(d))))
+    }
+
+    fn is_end_stream(&self) -> bool {
+        self.cursor.is_none()
+    }
+
+    fn size_hint(&self) -> SizeHint {
+        self.cursor.as_ref().map_or_else(
+            || SizeHint::with_exact(0),
+            |c| SizeHint::with_exact(c.len() as u64),
+        )
+    }
+}
+
+impl<T> From<T> for ReadableBody
+where
+    T: Into<ReadableBodyCursor>,
+{
+    fn from(value: T) -> Self {
+        Self {
+            cursor: Some(value.into()),
+        }
+    }
+}
+
+impl<T> From<Option<T>> for ReadableBody
+where
+    T: Into<ReadableBodyCursor>,
+{
+    fn from(value: Option<T>) -> Self {
+        Self {
+            cursor: value.map(Into::into),
+        }
+    }
+}
+
+impl FromLua for ReadableBody {
+    fn from_lua(value: LuaValue, _: &Lua) -> LuaResult<Self> {
+        match value {
+            LuaValue::Nil => Ok(Self::empty()),
+            LuaValue::String(str) => Ok(Self::from(str)),
+            LuaValue::Buffer(buf) => Ok(Self::from(buf)),
+            v => Err(LuaError::FromLuaConversionError {
+                from: v.type_name(),
+                to: "Body".to_string(),
+                message: Some(format!(
+                    "Invalid body - expected string or buffer, got {}",
+                    v.type_name()
+                )),
+            }),
+        }
+    }
+}

crates/lune-std-net/src/client/mod.rs

@@ -1,5 +1,6 @@
+use http_body_util::Full;
 use hyper::{
-    body::{Bytes, Incoming},
+    body::Incoming,
     client::conn::http1::handshake,
     header::{HeaderValue, ACCEPT, CONTENT_LENGTH, HOST, LOCATION, USER_AGENT},
     Method, Request as HyperRequest, Response as HyperResponse, Uri,
@@ -9,6 +10,7 @@ use mlua::prelude::*;
 use url::Url;
 
 use crate::{
+    body::ReadableBody,
     client::{http_stream::HttpStream, ws_stream::WsStream},
     shared::{
         headers::create_user_agent_header,
@@ -45,7 +47,7 @@ pub async fn send_request(mut request: Request, lua: Lua) -> LuaResult<Response>
         .uri()
         .to_string()
         .parse::<Url>()
-        .expect("uri is valid");
+        .into_lua_err()?;
 
     // Some headers are required by most if not
     // all servers, make sure those are present...
@@ -61,7 +63,7 @@ pub async fn send_request(mut request: Request, lua: Lua) -> LuaResult<Response>
         request.inner.headers_mut().insert(USER_AGENT, ua);
     }
     if !request.headers().contains_key(CONTENT_LENGTH.as_str()) && request.method() != Method::GET {
-        let len = request.inner.body().len().to_string();
+        let len = request.body().len().to_string();
         let len = HeaderValue::from_str(&len).into_lua_err()?;
         request.inner.headers_mut().insert(CONTENT_LENGTH, len);
     }
@@ -78,18 +80,19 @@ pub async fn send_request(mut request: Request, lua: Lua) -> LuaResult<Response>
 
         HyperExecutor::execute(lua.clone(), conn);
 
-        let incoming = sender
-            .send_request(request.as_full())
-            .await
-            .into_lua_err()?;
+        let (parts, body) = request.clone_inner().into_parts();
+        let data = HyperRequest::from_parts(parts, Full::new(body.into_bytes()));
+        let incoming = sender.send_request(data).await.into_lua_err()?;
 
-        if let Some((new_method, new_uri)) = check_redirect(&request.inner, &incoming) {
+        if let Some((new_method, new_uri)) =
+            check_redirect(request.inner.method().clone(), &incoming)
+        {
             if request.redirects.is_some_and(|r| r >= MAX_REDIRECTS) {
                 return Err(LuaError::external("Too many redirects"));
             }
 
             if new_method == Method::GET {
-                *request.inner.body_mut() = Bytes::new();
+                *request.inner.body_mut() = ReadableBody::empty();
             }
 
             *request.inner.method_mut() = new_method;
@@ -104,10 +107,7 @@ pub async fn send_request(mut request: Request, lua: Lua) -> LuaResult<Response>
     }
 }
 
-fn check_redirect(
-    request: &HyperRequest<Bytes>,
-    response: &HyperResponse<Incoming>,
-) -> Option<(Method, Uri)> {
+fn check_redirect(method: Method, response: &HyperResponse<Incoming>) -> Option<(Method, Uri)> {
     if !response.status().is_redirection() {
         return None;
     }
@@ -118,7 +118,7 @@ fn check_redirect(
 
     let method = match response.status().as_u16() {
         301..=303 => Method::GET,
-        _ => request.method().clone(),
+        _ => method,
     };
 
     Some((method, location))

crates/lune-std-net/src/client/rustls.rs

@@ -1,8 +1,22 @@
-use std::sync::{Arc, LazyLock};
+use std::sync::{
+    atomic::{AtomicBool, Ordering},
+    Arc, LazyLock,
+};
 
-use rustls::ClientConfig;
+use rustls::{crypto::ring, ClientConfig};
+
+static PROVIDER_INITIALIZED: AtomicBool = AtomicBool::new(false);
+
+pub fn initialize_provider() {
+    if !PROVIDER_INITIALIZED.load(Ordering::Relaxed) {
+        PROVIDER_INITIALIZED.store(true, Ordering::Relaxed);
+        // Only errors if already installed, which is fine
+        ring::default_provider().install_default().ok();
+    }
+}
 
 pub static CLIENT_CONFIG: LazyLock<Arc<ClientConfig>> = LazyLock::new(|| {
+    initialize_provider();
     rustls::ClientConfig::builder()
         .with_root_certificates(rustls::RootCertStore {
             roots: webpki_roots::TLS_SERVER_ROOTS.to_vec(),

crates/lune-std-net/src/lib.rs

@@ -3,6 +3,7 @@
 use lune_utils::TableBuilder;
 use mlua::prelude::*;
 
+pub(crate) mod body;
 pub(crate) mod client;
 pub(crate) mod server;
 pub(crate) mod shared;
@@ -32,6 +33,8 @@ pub fn typedefs() -> String {
     Errors when out of memory.
 */
 pub fn module(lua: Lua) -> LuaResult<LuaTable> {
+    // No initial rustls setup is necessary, the respective
+    // functions lazily initialize anything there as needed
     TableBuilder::new(lua)?
         .with_async_function("request", net_request)?
         .with_async_function("socket", net_socket)?

crates/lune-std-net/src/server/service.rs

@@ -1,17 +1,16 @@
 use std::{future::Future, net::SocketAddr, pin::Pin};
 
 use async_tungstenite::{tungstenite::protocol::Role, WebSocketStream};
-use http_body_util::Full;
 use hyper::{
-    body::{Bytes, Incoming},
-    service::Service as HyperService,
-    Request as HyperRequest, Response as HyperResponse, StatusCode,
+    body::Incoming, service::Service as HyperService, Request as HyperRequest,
+    Response as HyperResponse, StatusCode,
 };
 
 use mlua::prelude::*;
 use mlua_luau_scheduler::{LuaSchedulerExt, LuaSpawnExt};
 
 use crate::{
+    body::ReadableBody,
     server::{
         config::ServeConfig,
         upgrade::{is_upgrade_request, make_upgrade_response},
@@ -27,7 +26,7 @@ pub(super) struct Service {
 }
 
 impl HyperService<HyperRequest<Incoming>> for Service {
-    type Response = HyperResponse<Full<Bytes>>;
+    type Response = HyperResponse<ReadableBody>;
     type Error = LuaError;
     type Future = Pin<Box<dyn Future<Output = Result<Self::Response, Self::Error>>>>;
 
@@ -41,7 +40,7 @@ impl HyperService<HyperRequest<Incoming>> for Service {
                         Err(err) => {
                             return Ok(HyperResponse::builder()
                                 .status(StatusCode::BAD_REQUEST)
-                                .body(Full::new(Bytes::from(err.to_string())))
+                                .body(ReadableBody::from(err.to_string()))
                                 .unwrap())
                         }
                     };
@@ -70,7 +69,7 @@ impl HyperService<HyperRequest<Incoming>> for Service {
                     // TODO: Propagate the error somehow?
                     Ok(HyperResponse::builder()
                         .status(StatusCode::INTERNAL_SERVER_ERROR)
-                        .body(Full::new(Bytes::from("Lune: Internal server error")))
+                        .body(ReadableBody::from("Lune: Internal server error"))
                         .unwrap())
                 }
             }
@@ -83,7 +82,7 @@ async fn handle_request(
     handler: LuaFunction,
     request: HyperRequest<Incoming>,
     address: SocketAddr,
-) -> LuaResult<HyperResponse<Full<Bytes>>> {
+) -> LuaResult<HyperResponse<ReadableBody>> {
     let request = Request::from_incoming(request, true)
         .await?
         .with_address(address);
@@ -97,7 +96,7 @@ async fn handle_request(
         .expect("Missing handler thread result")?;
 
     let response = Response::from_lua_multi(thread_res, &lua)?;
-    Ok(response.into_full())
+    Ok(response.into_inner())
 }
 
 async fn handle_websocket(

crates/lune-std-net/src/server/upgrade.rs

@@ -1,12 +1,13 @@
 use async_tungstenite::tungstenite::{error::ProtocolError, handshake::derive_accept_key};
-use http_body_util::Full;
 
 use hyper::{
-    body::{Bytes, Incoming},
+    body::Incoming,
     header::{HeaderName, CONNECTION, UPGRADE},
     HeaderMap, Request as HyperRequest, Response as HyperResponse, StatusCode,
 };
 
+use crate::body::ReadableBody;
+
 const SEC_WEBSOCKET_VERSION: HeaderName = HeaderName::from_static("sec-websocket-version");
 const SEC_WEBSOCKET_KEY: HeaderName = HeaderName::from_static("sec-websocket-key");
 const SEC_WEBSOCKET_ACCEPT: HeaderName = HeaderName::from_static("sec-websocket-accept");
@@ -31,7 +32,7 @@ pub fn is_upgrade_request(request: &HyperRequest<Incoming>) -> bool {
 
 pub fn make_upgrade_response(
     request: &HyperRequest<Incoming>,
-) -> Result<HyperResponse<Full<Bytes>>, ProtocolError> {
+) -> Result<HyperResponse<ReadableBody>, ProtocolError> {
     let key = request
         .headers()
         .get(SEC_WEBSOCKET_KEY)
@@ -50,6 +51,6 @@ pub fn make_upgrade_response(
         .header(CONNECTION, "upgrade")
         .header(UPGRADE, "websocket")
         .header(SEC_WEBSOCKET_ACCEPT, derive_accept_key(key.as_bytes()))
-        .body(Full::new(Bytes::from("switching to websocket protocol")))
+        .body(ReadableBody::from("switching to websocket protocol"))
         .unwrap())
 }

crates/lune-std-net/src/shared/lua.rs

@@ -1,25 +1,9 @@
 use hyper::{
-    body::Bytes,
     header::{HeaderName, HeaderValue},
     HeaderMap, Method,
 };
-use mlua::prelude::*;
 
-pub fn lua_value_to_bytes(value: &LuaValue) -> LuaResult<Bytes> {
-    match value {
-        LuaValue::Nil => Ok(Bytes::new()),
-        LuaValue::Buffer(buf) => Ok(Bytes::from(buf.to_vec())),
-        LuaValue::String(str) => Ok(Bytes::copy_from_slice(&str.as_bytes())),
-        v => Err(LuaError::FromLuaConversionError {
-            from: v.type_name(),
-            to: "Bytes".to_string(),
-            message: Some(format!(
-                "Invalid body - expected string or buffer, got {}",
-                v.type_name()
-            )),
-        }),
-    }
-}
+use mlua::prelude::*;
 
 pub fn lua_value_to_method(value: &LuaValue) -> LuaResult<Method> {
     match value {

crates/lune-std-net/src/shared/mod.rs

@@ -1,4 +1,3 @@
-pub mod body;
 pub mod futures;
 pub mod headers;
 pub mod hyper;

crates/lune-std-net/src/shared/request.rs

@@ -1,19 +1,17 @@
 use std::{collections::HashMap, net::SocketAddr};
 
-use http_body_util::Full;
 use url::Url;
 
-use hyper::{
-    body::{Bytes, Incoming},
-    HeaderMap, Method, Request as HyperRequest,
-};
+use hyper::{body::Incoming, HeaderMap, Method, Request as HyperRequest};
 
 use mlua::prelude::*;
 
-use crate::shared::{
-    body::{bytes_to_full, handle_incoming_body},
-    headers::{hash_map_to_table, header_map_to_table},
-    lua::{lua_table_to_header_map, lua_value_to_bytes, lua_value_to_method},
+use crate::{
+    body::{handle_incoming_body, ReadableBody},
+    shared::{
+        headers::{hash_map_to_table, header_map_to_table},
+        lua::{lua_table_to_header_map, lua_value_to_method},
+    },
 };
 
 #[derive(Debug, Clone)]
@@ -57,9 +55,7 @@ impl FromLua for RequestOptions {
 
 #[derive(Debug, Clone)]
 pub struct Request {
-    // NOTE: We use Bytes instead of Full<Bytes> to avoid
-    // needing async when getting a reference to the body
-    pub(crate) inner: HyperRequest<Bytes>,
+    pub(crate) inner: HyperRequest<ReadableBody>,
     pub(crate) address: Option<SocketAddr>,
     pub(crate) redirects: Option<usize>,
     pub(crate) decompress: bool,
@@ -78,7 +74,7 @@ impl Request {
         let (body, decompress) = handle_incoming_body(&parts.headers, body, decompress).await?;
 
         Ok(Self {
-            inner: HyperRequest::from_parts(parts, body),
+            inner: HyperRequest::from_parts(parts, ReadableBody::from(body)),
             address: None,
             redirects: None,
             decompress,
@@ -114,15 +110,18 @@ impl Request {
     */
     pub fn query(&self) -> HashMap<String, Vec<String>> {
         let uri = self.inner.uri();
-        let url = uri.to_string().parse::<Url>().expect("uri is valid");
 
         let mut result = HashMap::<String, Vec<String>>::new();
-        for (key, value) in url.query_pairs() {
-            result
-                .entry(key.into_owned())
-                .or_default()
-                .push(value.into_owned());
+
+        if let Some(query) = uri.query() {
+            for (key, value) in form_urlencoded::parse(query.as_bytes()) {
+                result
+                    .entry(key.to_string())
+                    .or_default()
+                    .push(value.to_string());
+            }
         }
+
         result
     }
 
@@ -137,37 +136,23 @@ impl Request {
         Returns the body of the request.
     */
     pub fn body(&self) -> &[u8] {
-        self.inner.body()
+        self.inner.body().as_slice()
     }
 
     /**
-        Clones the inner `hyper` request with its body
-        type modified to `Full<Bytes>` for sending.
+        Clones the inner `hyper` request.
     */
     #[allow(dead_code)]
-    pub fn as_full(&self) -> HyperRequest<Full<Bytes>> {
-        let mut builder = HyperRequest::builder()
-            .version(self.inner.version())
-            .method(self.inner.method())
-            .uri(self.inner.uri());
-
-        builder
-            .headers_mut()
-            .expect("request was valid")
-            .extend(self.inner.headers().clone());
-
-        let body = bytes_to_full(self.inner.body().clone());
-        builder.body(body).expect("request was valid")
+    pub fn clone_inner(&self) -> HyperRequest<ReadableBody> {
+        self.inner.clone()
     }
 
     /**
-        Takes the inner `hyper` request with its body
-        type modified to `Full<Bytes>` for sending.
+        Takes the inner `hyper` request by ownership.
     */
     #[allow(dead_code)]
-    pub fn into_full(self) -> HyperRequest<Full<Bytes>> {
-        let (parts, body) = self.inner.into_parts();
-        HyperRequest::from_parts(parts, bytes_to_full(body))
+    pub fn into_inner(self) -> HyperRequest<ReadableBody> {
+        self.inner
     }
 }
 
@@ -179,7 +164,7 @@ impl FromLua for Request {
             let uri = s.to_str()?;
             let uri = uri.parse().into_lua_err()?;
 
-            let mut request = HyperRequest::new(Bytes::new());
+            let mut request = HyperRequest::new(ReadableBody::empty());
             *request.uri_mut() = uri;
 
             Ok(Self {
@@ -221,8 +206,7 @@ impl FromLua for Request {
                 .unwrap_or_default();
 
             // Extract body
-            let body = tab.get::<LuaValue>("body")?;
-            let body = lua_value_to_bytes(&body)?;
+            let body = tab.get::<ReadableBody>("body")?;
 
             // Build the full request
             let mut request = HyperRequest::new(body);

crates/lune-std-net/src/shared/response.rs

@@ -1,24 +1,19 @@
-use http_body_util::Full;
-
 use hyper::{
-    body::{Bytes, Incoming},
+    body::Incoming,
     header::{HeaderValue, CONTENT_TYPE},
     HeaderMap, Response as HyperResponse, StatusCode,
 };
 
 use mlua::prelude::*;
 
-use crate::shared::{
-    body::{bytes_to_full, handle_incoming_body},
-    headers::header_map_to_table,
-    lua::{lua_table_to_header_map, lua_value_to_bytes},
+use crate::{
+    body::{handle_incoming_body, ReadableBody},
+    shared::{headers::header_map_to_table, lua::lua_table_to_header_map},
 };
 
 #[derive(Debug, Clone)]
 pub struct Response {
-    // NOTE: We use Bytes instead of Full<Bytes> to avoid
-    // needing async when getting a reference to the body
-    pub(crate) inner: HyperResponse<Bytes>,
+    pub(crate) inner: HyperResponse<ReadableBody>,
     pub(crate) decompressed: bool,
 }
 
@@ -35,7 +30,7 @@ impl Response {
         let (body, decompressed) = handle_incoming_body(&parts.headers, body, decompress).await?;
 
         Ok(Self {
-            inner: HyperResponse::from_parts(parts, body),
+            inner: HyperResponse::from_parts(parts, ReadableBody::from(body)),
             decompressed,
         })
     }
@@ -72,42 +67,29 @@ impl Response {
         Returns the body of the response.
     */
     pub fn body(&self) -> &[u8] {
-        self.inner.body()
+        self.inner.body().as_slice()
     }
 
     /**
-        Clones the inner `hyper` response with its body
-        type modified to `Full<Bytes>` for sending.
+        Clones the inner `hyper` response.
     */
     #[allow(dead_code)]
-    pub fn as_full(&self) -> HyperResponse<Full<Bytes>> {
-        let mut builder = HyperResponse::builder()
-            .version(self.inner.version())
-            .status(self.inner.status());
-
-        builder
-            .headers_mut()
-            .expect("request was valid")
-            .extend(self.inner.headers().clone());
-
-        let body = bytes_to_full(self.inner.body().clone());
-        builder.body(body).expect("request was valid")
+    pub fn clone_inner(&self) -> HyperResponse<ReadableBody> {
+        self.inner.clone()
     }
 
     /**
-        Takes the inner `hyper` response with its body
-        type modified to `Full<Bytes>` for sending.
+        Takes the inner `hyper` response by ownership.
     */
     #[allow(dead_code)]
-    pub fn into_full(self) -> HyperResponse<Full<Bytes>> {
-        let (parts, body) = self.inner.into_parts();
-        HyperResponse::from_parts(parts, bytes_to_full(body))
+    pub fn into_inner(self) -> HyperResponse<ReadableBody> {
+        self.inner
     }
 }
 
 impl FromLua for Response {
-    fn from_lua(value: LuaValue, _: &Lua) -> LuaResult<Self> {
-        if let Ok(body) = lua_value_to_bytes(&value) {
+    fn from_lua(value: LuaValue, lua: &Lua) -> LuaResult<Self> {
+        if let Ok(body) = ReadableBody::from_lua(value.clone(), lua) {
             // String or buffer is always a 200 text/plain response
             let mut response = HyperResponse::new(body);
             response
@@ -130,8 +112,7 @@ impl FromLua for Response {
                 .unwrap_or_default();
 
             // Extract body
-            let body = tab.get::<LuaValue>("body")?;
-            let body = lua_value_to_bytes(&body)?;
+            let body = tab.get::<ReadableBody>("body")?;
 
             // Build the full response
             let mut response = HyperResponse::new(body);

crates/lune-std-process/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-process"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -14,11 +14,10 @@ workspace = true
 
 [dependencies]
 mlua = { version = "0.10.3", features = ["luau"] }
-mlua-luau-scheduler = { version = "0.1.1", path = "../mlua-luau-scheduler" }
+mlua-luau-scheduler = { version = "0.1.2", path = "../mlua-luau-scheduler" }
 
 directories = "6.0"
 pin-project = "1.0"
-os_str_bytes = { version = "7.0", features = ["conversions"] }
 
 bstr = "1.9"
 bytes = "1.6.0"
@@ -30,4 +29,4 @@ blocking = "1.6"
 futures-lite = "2.6"
 futures-util = "0.3" # Needed for select! macro...
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }

crates/lune-std-process/src/lib.rs

@@ -1,10 +1,7 @@
 #![allow(clippy::cargo_common_metadata)]
 
 use std::{
-    env::{
-        self,
-        consts::{ARCH, OS},
-    },
+    env::consts::{ARCH, OS},
     path::MAIN_SEPARATOR,
     process::Stdio,
 };
@@ -12,9 +9,11 @@ use std::{
 use mlua::prelude::*;
 use mlua_luau_scheduler::Functions;
 
-use os_str_bytes::RawOsString;
-
-use lune_utils::{path::get_current_dir, TableBuilder};
+use lune_utils::{
+    path::get_current_dir,
+    process::{ProcessArgs, ProcessEnv},
+    TableBuilder,
+};
 
 mod create;
 mod exec;
@@ -58,25 +57,15 @@ pub fn module(lua: Lua) -> LuaResult<LuaTable> {
         "little"
     })?;
 
-    // Create readonly args array
-    let args_vec = lua
-        .app_data_ref::<Vec<String>>()
-        .ok_or_else(|| LuaError::runtime("Missing args vec in Lua app data"))?
+    // Extract stored userdatas for args + env, the runtime struct should always provide this
+    let process_args = lua
+        .app_data_ref::<ProcessArgs>()
+        .ok_or_else(|| LuaError::runtime("Missing process args in Lua app data"))?
+        .clone();
+    let process_env = lua
+        .app_data_ref::<ProcessEnv>()
+        .ok_or_else(|| LuaError::runtime("Missing process env in Lua app data"))?
         .clone();
-    let args_tab = TableBuilder::new(lua.clone())?
-        .with_sequential_values(args_vec)?
-        .build_readonly()?;
-
-    // Create proxied table for env that gets & sets real env vars
-    let env_tab = TableBuilder::new(lua.clone())?
-        .with_metatable(
-            TableBuilder::new(lua.clone())?
-                .with_function(LuaMetaMethod::Index.name(), process_env_get)?
-                .with_function(LuaMetaMethod::NewIndex.name(), process_env_set)?
-                .with_function(LuaMetaMethod::Iter.name(), process_env_iter)?
-                .build_readonly()?,
-        )?
-        .build_readonly()?;
 
     // Create our process exit function, the scheduler crate provides this
     let fns = Functions::new(lua.clone())?;
@@ -87,73 +76,18 @@ pub fn module(lua: Lua) -> LuaResult<LuaTable> {
         .with_value("os", os)?
         .with_value("arch", arch)?
         .with_value("endianness", endianness)?
-        .with_value("args", args_tab)?
+        .with_value("args", process_args)?
         .with_value("cwd", cwd_str)?
-        .with_value("env", env_tab)?
+        .with_value("env", process_env)?
         .with_value("exit", process_exit)?
         .with_async_function("exec", process_exec)?
         .with_function("create", process_create)?
         .build_readonly()
 }
 
-fn process_env_get(lua: &Lua, (_, key): (LuaValue, String)) -> LuaResult<LuaValue> {
-    match env::var_os(key) {
-        Some(value) => {
-            let raw_value = RawOsString::new(value);
-            Ok(LuaValue::String(
-                lua.create_string(raw_value.to_raw_bytes())?,
-            ))
-        }
-        None => Ok(LuaValue::Nil),
-    }
-}
-
-fn process_env_set(_: &Lua, (_, key, value): (LuaValue, String, Option<String>)) -> LuaResult<()> {
-    // Make sure key is valid, otherwise set_var will panic
-    if key.is_empty() {
-        Err(LuaError::RuntimeError("Key must not be empty".to_string()))
-    } else if key.contains('=') {
-        Err(LuaError::RuntimeError(
-            "Key must not contain the equals character '='".to_string(),
-        ))
-    } else if key.contains('\0') {
-        Err(LuaError::RuntimeError(
-            "Key must not contain the NUL character".to_string(),
-        ))
-    } else if let Some(value) = value {
-        // Make sure value is valid, otherwise set_var will panic
-        if value.contains('\0') {
-            Err(LuaError::RuntimeError(
-                "Value must not contain the NUL character".to_string(),
-            ))
-        } else {
-            env::set_var(&key, &value);
-            Ok(())
-        }
-    } else {
-        env::remove_var(&key);
-        Ok(())
-    }
-}
-
-fn process_env_iter(lua: &Lua, (_, ()): (LuaValue, ())) -> LuaResult<LuaFunction> {
-    let mut vars = env::vars_os().collect::<Vec<_>>().into_iter();
-    lua.create_function_mut(move |lua, (): ()| match vars.next() {
-        Some((key, value)) => {
-            let raw_key = RawOsString::new(key);
-            let raw_value = RawOsString::new(value);
-            Ok((
-                LuaValue::String(lua.create_string(raw_key.to_raw_bytes())?),
-                LuaValue::String(lua.create_string(raw_value.to_raw_bytes())?),
-            ))
-        }
-        None => Ok((LuaValue::Nil, LuaValue::Nil)),
-    })
-}
-
 async fn process_exec(
     lua: Lua,
-    (program, args, mut options): (String, Option<Vec<String>>, ProcessSpawnOptions),
+    (program, args, mut options): (String, ProcessArgs, ProcessSpawnOptions),
 ) -> LuaResult<LuaTable> {
     let stdin = options.stdio.stdin.take();
     let stdout = options.stdio.stdout;
@@ -171,7 +105,7 @@ async fn process_exec(
 
 fn process_create(
     lua: &Lua,
-    (program, args, options): (String, Option<Vec<String>>, ProcessSpawnOptions),
+    (program, args, options): (String, ProcessArgs, ProcessSpawnOptions),
 ) -> LuaResult<LuaValue> {
     let child = options
         .into_command(program, args)

crates/lune-std-process/src/options/mod.rs

@@ -1,9 +1,11 @@
 use std::{
     collections::HashMap,
     env::{self},
+    ffi::OsString,
     path::PathBuf,
 };
 
+use lune_utils::process::ProcessArgs;
 use mlua::prelude::*;
 
 use async_process::Command;
@@ -129,31 +131,24 @@ impl FromLua for ProcessSpawnOptions {
 }
 
 impl ProcessSpawnOptions {
-    pub fn into_command(self, program: impl Into<String>, args: Option<Vec<String>>) -> Command {
-        let mut program = program.into();
+    pub fn into_command(self, program: impl Into<OsString>, args: ProcessArgs) -> Command {
+        let mut program: OsString = program.into();
+        let mut args = args.into_iter().collect::<Vec<_>>();
 
         // Run a shell using the command param if wanted
-        let pargs = match self.shell {
-            None => args,
-            Some(shell) => {
-                let shell_args = match args {
-                    Some(args) => vec!["-c".to_string(), format!("{} {}", program, args.join(" "))],
-                    None => vec!["-c".to_string(), program.to_string()],
-                };
-                program = shell.to_string();
-                Some(shell_args)
+        if let Some(shell) = self.shell {
+            let mut shell_command = program.clone();
+            for arg in args {
+                shell_command.push(" ");
+                shell_command.push(arg);
             }
-        };
+            args = vec![OsString::from("-c"), shell_command];
+            program = shell.into();
+        }
 
         // Create command with the wanted options
-        let mut cmd = match pargs {
-            None => Command::new(program),
-            Some(args) => {
-                let mut cmd = Command::new(program);
-                cmd.args(args);
-                cmd
-            }
-        };
+        let mut cmd = Command::new(program);
+        cmd.args(args);
 
         // Set dir to run in and env variables
         if let Some(cwd) = self.cwd {

crates/lune-std-regex/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-regex"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -18,4 +18,4 @@ mlua = { version = "0.10.3", features = ["luau"] }
 regex = "1.10"
 self_cell = "1.0"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }

crates/lune-std-roblox/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-roblox"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -14,10 +14,10 @@ workspace = true
 
 [dependencies]
 mlua = { version = "0.10.3", features = ["luau"] }
-mlua-luau-scheduler = { version = "0.1.1", path = "../mlua-luau-scheduler" }
+mlua-luau-scheduler = { version = "0.1.2", path = "../mlua-luau-scheduler" }
 
 rbx_cookie = { version = "0.1.4", default-features = false }
 roblox_install = "1.0"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
-lune-roblox = { version = "0.2.1", path = "../lune-roblox" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }
+lune-roblox = { version = "0.2.2", path = "../lune-roblox" }

crates/lune-std-serde/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-serde"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -42,4 +42,4 @@ sha3 = "0.10.8"
 # Check before updating it.
 blake3 = { version = "=1.5.0", features = ["traits-preview"] }
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }

crates/lune-std-stdio/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-stdio"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -14,7 +14,7 @@ workspace = true
 
 [dependencies]
 mlua = { version = "0.10.3", features = ["luau", "error-send"] }
-mlua-luau-scheduler = { version = "0.1.1", path = "../mlua-luau-scheduler" }
+mlua-luau-scheduler = { version = "0.1.2", path = "../mlua-luau-scheduler" }
 
 async-io = "2.4"
 async-lock = "3.4"
@@ -22,4 +22,4 @@ blocking = "1.6"
 dialoguer = "0.11"
 futures-lite = "2.6"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }

crates/lune-std-task/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std-task"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -14,9 +14,9 @@ workspace = true
 
 [dependencies]
 mlua = { version = "0.10.3", features = ["luau"] }
-mlua-luau-scheduler = { version = "0.1.1", path = "../mlua-luau-scheduler" }
+mlua-luau-scheduler = { version = "0.1.2", path = "../mlua-luau-scheduler" }
 
 async-io = "2.4"
 futures-lite = "2.6"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }

crates/lune-std/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-std"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -39,7 +39,7 @@ task = ["dep:lune-std-task"]
 
 [dependencies]
 mlua = { version = "0.10.3", features = ["luau"] }
-mlua-luau-scheduler = { version = "0.1.1", path = "../mlua-luau-scheduler" }
+mlua-luau-scheduler = { version = "0.1.2", path = "../mlua-luau-scheduler" }
 
 async-channel = "2.3"
 async-fs = "2.1"
@@ -48,15 +48,15 @@ async-lock = "3.4"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }
 
-lune-std-datetime = { optional = true, version = "0.2.1", path = "../lune-std-datetime" }
-lune-std-fs = { optional = true, version = "0.2.1", path = "../lune-std-fs" }
-lune-std-luau = { optional = true, version = "0.2.1", path = "../lune-std-luau" }
-lune-std-net = { optional = true, version = "0.2.1", path = "../lune-std-net" }
-lune-std-process = { optional = true, version = "0.2.1", path = "../lune-std-process" }
-lune-std-regex = { optional = true, version = "0.2.1", path = "../lune-std-regex" }
-lune-std-roblox = { optional = true, version = "0.2.1", path = "../lune-std-roblox" }
-lune-std-serde = { optional = true, version = "0.2.1", path = "../lune-std-serde" }
-lune-std-stdio = { optional = true, version = "0.2.1", path = "../lune-std-stdio" }
-lune-std-task = { optional = true, version = "0.2.1", path = "../lune-std-task" }
+lune-std-datetime = { optional = true, version = "0.2.2", path = "../lune-std-datetime" }
+lune-std-fs = { optional = true, version = "0.2.2", path = "../lune-std-fs" }
+lune-std-luau = { optional = true, version = "0.2.2", path = "../lune-std-luau" }
+lune-std-net = { optional = true, version = "0.2.2", path = "../lune-std-net" }
+lune-std-process = { optional = true, version = "0.2.2", path = "../lune-std-process" }
+lune-std-regex = { optional = true, version = "0.2.2", path = "../lune-std-regex" }
+lune-std-roblox = { optional = true, version = "0.2.2", path = "../lune-std-roblox" }
+lune-std-serde = { optional = true, version = "0.2.2", path = "../lune-std-serde" }
+lune-std-stdio = { optional = true, version = "0.2.2", path = "../lune-std-stdio" }
+lune-std-task = { optional = true, version = "0.2.2", path = "../lune-std-task" }

crates/lune-std/src/globals/require/mod.rs

@@ -35,7 +35,18 @@ pub fn create(lua: Lua) -> LuaResult<LuaValue> {
         3. The lua chunk we are require-ing from
     */
 
-    let require_fn = lua.create_async_function(require)?;
+    let require_fn = lua.create_async_function(|lua, (source, path)| {
+        // NOTE: We need to make sure that the app data reference does not
+        // live through the entire require call, to prevent panicking from
+        // being unable to borrow other app data in the main body of scripts
+        let context = {
+            let context = lua
+                .app_data_ref::<RequireContext>()
+                .expect("Failed to get RequireContext from app data");
+            context.clone()
+        };
+        require(lua, context, source, path)
+    })?;
     let get_source_fn = lua.create_function(move |lua, (): ()| match lua.inspect_stack(2) {
         None => Err(LuaError::runtime(
             "Failed to get stack info for require source",
@@ -60,7 +71,12 @@ pub fn create(lua: Lua) -> LuaResult<LuaValue> {
         .into_lua(&lua)
 }
 
-async fn require(lua: Lua, (source, path): (LuaString, LuaString)) -> LuaResult<LuaMultiValue> {
+async fn require(
+    lua: Lua,
+    context: RequireContext,
+    source: LuaString,
+    path: LuaString,
+) -> LuaResult<LuaMultiValue> {
     let source = source
         .to_str()
         .into_lua_err()
@@ -73,11 +89,6 @@ async fn require(lua: Lua, (source, path): (LuaString, LuaString)) -> LuaResult<
         .context("Failed to parse require path as string")?
         .to_string();
 
-    let context = lua
-        .app_data_ref::<RequireContext>()
-        .expect("Failed to get RequireContext from app data")
-        .clone();
-
     if let Some(builtin_name) = path.strip_prefix("@lune/").map(str::to_ascii_lowercase) {
         library::require(lua, &context, &builtin_name)
     } else if let Some(self_path) = path.strip_prefix("@self/") {

crates/lune-utils/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune-utils"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -17,6 +17,7 @@ mlua = { version = "0.10.3", features = ["luau", "async"] }
 
 console = "0.15"
 dunce = "1.0"
+os_str_bytes = { version = "7.0", features = ["conversions"] }
 path-clean = "1.0"
 pathdiff = "0.2"
 parking_lot = "0.12.3"

crates/lune-utils/src/lib.rs

@@ -4,8 +4,13 @@ mod table_builder;
 mod version_string;
 
 pub mod fmt;
-pub mod jit;
 pub mod path;
+pub mod process;
 
 pub use self::table_builder::TableBuilder;
 pub use self::version_string::get_version_string;
+
+// TODO: Remove this in the next major semver
+pub mod jit {
+    pub use super::process::ProcessJitEnablement as JitEnablement;
+}

crates/lune-utils/src/process/args.rs

@@ -0,0 +1,252 @@
+#![allow(clippy::missing_panics_doc)]
+
+use std::{
+    env::args_os,
+    ffi::OsString,
+    sync::{Arc, Mutex},
+};
+
+use mlua::prelude::*;
+use os_str_bytes::OsStringBytes;
+
+// Inner (shared) struct
+
+#[derive(Debug, Default)]
+struct ProcessArgsInner {
+    values: Vec<OsString>,
+}
+
+impl FromIterator<OsString> for ProcessArgsInner {
+    fn from_iter<T: IntoIterator<Item = OsString>>(iter: T) -> Self {
+        Self {
+            values: iter.into_iter().collect(),
+        }
+    }
+}
+
+/**
+    A struct that can be easily shared, stored in Lua app data,
+    and that also guarantees the values are valid OS strings
+    that can be used for process arguments.
+
+    Usable directly from Lua, implementing both `FromLua` and `LuaUserData`.
+
+    Also provides convenience methods for working with the arguments
+    as either `OsString` or `Vec<u8>`, where using the latter implicitly
+    converts to an `OsString` and fails if the conversion is not possible.
+*/
+#[derive(Debug, Clone)]
+pub struct ProcessArgs {
+    inner: Arc<Mutex<ProcessArgsInner>>,
+}
+
+impl ProcessArgs {
+    #[must_use]
+    pub fn empty() -> Self {
+        Self {
+            inner: Arc::new(Mutex::new(ProcessArgsInner::default())),
+        }
+    }
+
+    #[must_use]
+    pub fn current() -> Self {
+        Self {
+            inner: Arc::new(Mutex::new(args_os().collect())),
+        }
+    }
+
+    #[must_use]
+    pub fn len(&self) -> usize {
+        let inner = self.inner.lock().unwrap();
+        inner.values.len()
+    }
+
+    #[must_use]
+    pub fn is_empty(&self) -> bool {
+        let inner = self.inner.lock().unwrap();
+        inner.values.is_empty()
+    }
+
+    // OS strings
+
+    #[must_use]
+    pub fn all(&self) -> Vec<OsString> {
+        let inner = self.inner.lock().unwrap();
+        inner.values.clone()
+    }
+
+    #[must_use]
+    pub fn get(&self, index: usize) -> Option<OsString> {
+        let inner = self.inner.lock().unwrap();
+        inner.values.get(index).cloned()
+    }
+
+    pub fn set(&self, index: usize, val: impl Into<OsString>) {
+        let mut inner = self.inner.lock().unwrap();
+        if let Some(arg) = inner.values.get_mut(index) {
+            *arg = val.into();
+        }
+    }
+
+    pub fn push(&self, val: impl Into<OsString>) {
+        let mut inner = self.inner.lock().unwrap();
+        inner.values.push(val.into());
+    }
+
+    #[must_use]
+    pub fn pop(&self) -> Option<OsString> {
+        let mut inner = self.inner.lock().unwrap();
+        inner.values.pop()
+    }
+
+    pub fn insert(&self, index: usize, val: impl Into<OsString>) {
+        let mut inner = self.inner.lock().unwrap();
+        if index <= inner.values.len() {
+            inner.values.insert(index, val.into());
+        }
+    }
+
+    #[must_use]
+    pub fn remove(&self, index: usize) -> Option<OsString> {
+        let mut inner = self.inner.lock().unwrap();
+        if index < inner.values.len() {
+            Some(inner.values.remove(index))
+        } else {
+            None
+        }
+    }
+
+    // Bytes wrappers
+
+    #[must_use]
+    pub fn all_bytes(&self) -> Vec<Vec<u8>> {
+        self.all()
+            .into_iter()
+            .filter_map(OsString::into_io_vec)
+            .collect()
+    }
+
+    #[must_use]
+    pub fn get_bytes(&self, index: usize) -> Option<Vec<u8>> {
+        let val = self.get(index)?;
+        val.into_io_vec()
+    }
+
+    pub fn set_bytes(&self, index: usize, val: impl Into<Vec<u8>>) {
+        if let Some(val_os) = OsString::from_io_vec(val.into()) {
+            self.set(index, val_os);
+        }
+    }
+
+    pub fn push_bytes(&self, val: impl Into<Vec<u8>>) {
+        if let Some(val_os) = OsString::from_io_vec(val.into()) {
+            self.push(val_os);
+        }
+    }
+
+    #[must_use]
+    pub fn pop_bytes(&self) -> Option<Vec<u8>> {
+        self.pop().and_then(OsString::into_io_vec)
+    }
+
+    pub fn insert_bytes(&self, index: usize, val: impl Into<Vec<u8>>) {
+        if let Some(val_os) = OsString::from_io_vec(val.into()) {
+            self.insert(index, val_os);
+        }
+    }
+
+    pub fn remove_bytes(&self, index: usize) -> Option<Vec<u8>> {
+        self.remove(index).and_then(OsString::into_io_vec)
+    }
+}
+
+// Iterator implementations
+
+impl IntoIterator for ProcessArgs {
+    type Item = OsString;
+    type IntoIter = std::vec::IntoIter<OsString>;
+
+    fn into_iter(self) -> Self::IntoIter {
+        let inner = self.inner.lock().unwrap();
+        inner.values.clone().into_iter()
+    }
+}
+
+impl<S: Into<OsString>> FromIterator<S> for ProcessArgs {
+    fn from_iter<T: IntoIterator<Item = S>>(iter: T) -> Self {
+        Self {
+            inner: Arc::new(Mutex::new(iter.into_iter().map(Into::into).collect())),
+        }
+    }
+}
+
+impl<S: Into<OsString>> Extend<S> for ProcessArgs {
+    fn extend<T: IntoIterator<Item = S>>(&mut self, iter: T) {
+        let mut inner = self.inner.lock().unwrap();
+        inner.values.extend(iter.into_iter().map(Into::into));
+    }
+}
+
+// Lua implementations
+
+impl FromLua for ProcessArgs {
+    fn from_lua(value: LuaValue, _: &Lua) -> LuaResult<Self> {
+        if let LuaValue::Nil = value {
+            Ok(Self::from_iter([] as [OsString; 0]))
+        } else if let LuaValue::Boolean(true) = value {
+            Ok(Self::current())
+        } else if let Some(u) = value.as_userdata().and_then(|u| u.borrow::<Self>().ok()) {
+            Ok(u.clone())
+        } else if let LuaValue::Table(arr) = value {
+            let mut args = Vec::new();
+            for pair in arr.pairs::<LuaValue, LuaValue>() {
+                let val_res = pair.map(|p| p.1.clone());
+                let val = super::lua_value_to_os_string(val_res, "ProcessArgs")?;
+
+                super::validate_os_value(&val)?;
+
+                args.push(val);
+            }
+            Ok(Self::from_iter(args))
+        } else {
+            Err(LuaError::FromLuaConversionError {
+                from: value.type_name(),
+                to: String::from("ProcessArgs"),
+                message: Some(format!(
+                    "Invalid type for process args - expected table or nil, got '{}'",
+                    value.type_name()
+                )),
+            })
+        }
+    }
+}
+
+impl LuaUserData for ProcessArgs {
+    fn add_methods<M: LuaUserDataMethods<Self>>(methods: &mut M) {
+        methods.add_meta_method(LuaMetaMethod::Len, |_, this, (): ()| Ok(this.len()));
+        methods.add_meta_method(LuaMetaMethod::Index, |_, this, index: usize| {
+            if index == 0 {
+                Ok(None)
+            } else {
+                Ok(this.get(index - 1))
+            }
+        });
+        methods.add_meta_method(LuaMetaMethod::NewIndex, |_, _, (): ()| {
+            Err::<(), _>(LuaError::runtime("ProcessArgs is read-only"))
+        });
+        methods.add_meta_method(LuaMetaMethod::Iter, |lua, this, (): ()| {
+            let mut vars = this
+                .clone()
+                .into_iter()
+                .filter_map(OsStringBytes::into_io_vec)
+                .enumerate();
+            lua.create_function_mut(move |lua, (): ()| match vars.next() {
+                None => Ok((LuaValue::Nil, LuaValue::Nil)),
+                Some((index, value)) => Ok((
+                    LuaValue::Integer(index as i32),
+                    LuaValue::String(lua.create_string(value)?),
+                )),
+            })
+        });
+    }
+}

crates/lune-utils/src/process/env.rs

@@ -0,0 +1,254 @@
+#![allow(clippy::missing_panics_doc)]
+
+use std::{
+    collections::BTreeMap,
+    env::vars_os,
+    ffi::{OsStr, OsString},
+    sync::{Arc, Mutex},
+};
+
+use mlua::prelude::*;
+use os_str_bytes::{OsStrBytes, OsStringBytes};
+
+// Inner (shared) struct
+
+#[derive(Debug, Default)]
+struct ProcessEnvInner {
+    values: BTreeMap<OsString, OsString>,
+}
+
+impl FromIterator<(OsString, OsString)> for ProcessEnvInner {
+    fn from_iter<T: IntoIterator<Item = (OsString, OsString)>>(iter: T) -> Self {
+        Self {
+            values: iter.into_iter().collect(),
+        }
+    }
+}
+
+/**
+    A struct that can be easily shared, stored in Lua app data,
+    and that also guarantees the pairs are valid OS strings
+    that can be used for process environment variables.
+
+    Usable directly from Lua, implementing both `FromLua` and `LuaUserData`.
+
+    Also provides convenience methods for working with the variables
+    as either `OsString` or `Vec<u8>`, where using the latter implicitly
+    converts to an `OsString` and fails if the conversion is not possible.
+*/
+#[derive(Debug, Clone)]
+pub struct ProcessEnv {
+    inner: Arc<Mutex<ProcessEnvInner>>,
+}
+
+impl ProcessEnv {
+    #[must_use]
+    pub fn empty() -> Self {
+        Self {
+            inner: Arc::new(Mutex::new(ProcessEnvInner::default())),
+        }
+    }
+
+    #[must_use]
+    pub fn current() -> Self {
+        Self {
+            inner: Arc::new(Mutex::new(vars_os().collect())),
+        }
+    }
+
+    #[must_use]
+    pub fn len(&self) -> usize {
+        let inner = self.inner.lock().unwrap();
+        inner.values.len()
+    }
+
+    #[must_use]
+    pub fn is_empty(&self) -> bool {
+        let inner = self.inner.lock().unwrap();
+        inner.values.is_empty()
+    }
+
+    // OS strings
+
+    #[must_use]
+    pub fn get_all(&self) -> Vec<(OsString, OsString)> {
+        let inner = self.inner.lock().unwrap();
+        inner.values.clone().into_iter().collect()
+    }
+
+    #[must_use]
+    pub fn get_value(&self, key: impl AsRef<OsStr>) -> Option<OsString> {
+        let key = key.as_ref();
+
+        super::validate_os_key(key).ok()?;
+
+        let inner = self.inner.lock().unwrap();
+        inner.values.get(key).cloned()
+    }
+
+    pub fn set_value(&self, key: impl Into<OsString>, val: impl Into<OsString>) {
+        let key = key.into();
+        let val = val.into();
+
+        if super::validate_os_pair((&key, &val)).is_err() {
+            return;
+        }
+
+        let mut inner = self.inner.lock().unwrap();
+        inner.values.insert(key, val);
+    }
+
+    pub fn remove_value(&self, key: impl AsRef<OsStr>) {
+        let key = key.as_ref();
+
+        if super::validate_os_key(key).is_err() {
+            return;
+        }
+
+        let mut inner = self.inner.lock().unwrap();
+        inner.values.remove(key);
+    }
+
+    // Bytes wrappers
+
+    #[must_use]
+    pub fn get_all_bytes(&self) -> Vec<(Vec<u8>, Vec<u8>)> {
+        self.get_all()
+            .into_iter()
+            .filter_map(|(k, v)| Some((k.into_io_vec()?, v.into_io_vec()?)))
+            .collect()
+    }
+
+    #[must_use]
+    pub fn get_value_bytes(&self, key: impl AsRef<[u8]>) -> Option<Vec<u8>> {
+        let key = OsStr::from_io_bytes(key.as_ref())?;
+        let val = self.get_value(key)?;
+        val.into_io_vec()
+    }
+
+    pub fn set_value_bytes(&self, key: impl AsRef<[u8]>, val: impl Into<Vec<u8>>) {
+        let key = OsStr::from_io_bytes(key.as_ref());
+        let val = OsString::from_io_vec(val.into());
+        if let (Some(key), Some(val)) = (key, val) {
+            self.set_value(key, val);
+        }
+    }
+
+    pub fn remove_value_bytes(&self, key: impl AsRef<[u8]>) {
+        let key = OsStr::from_io_bytes(key.as_ref());
+        if let Some(key) = key {
+            self.remove_value(key);
+        }
+    }
+}
+
+// Iterator implementations
+
+impl IntoIterator for ProcessEnv {
+    type Item = (OsString, OsString);
+    type IntoIter = std::collections::btree_map::IntoIter<OsString, OsString>;
+
+    fn into_iter(self) -> Self::IntoIter {
+        let inner = self.inner.lock().unwrap();
+        inner.values.clone().into_iter()
+    }
+}
+
+impl<K: Into<OsString>, V: Into<OsString>> FromIterator<(K, V)> for ProcessEnv {
+    fn from_iter<T: IntoIterator<Item = (K, V)>>(iter: T) -> Self {
+        Self {
+            inner: Arc::new(Mutex::new(
+                iter.into_iter()
+                    .map(|(k, v)| (k.into(), v.into()))
+                    .filter(|(k, v)| super::validate_os_pair((k, v)).is_ok())
+                    .collect(),
+            )),
+        }
+    }
+}
+
+impl<K: Into<OsString>, V: Into<OsString>> Extend<(K, V)> for ProcessEnv {
+    fn extend<T: IntoIterator<Item = (K, V)>>(&mut self, iter: T) {
+        let mut inner = self.inner.lock().unwrap();
+        inner.values.extend(
+            iter.into_iter()
+                .map(|(k, v)| (k.into(), v.into()))
+                .filter(|(k, v)| super::validate_os_pair((k, v)).is_ok()),
+        );
+    }
+}
+
+// Lua implementations
+
+impl FromLua for ProcessEnv {
+    fn from_lua(value: LuaValue, _: &Lua) -> LuaResult<Self> {
+        if let LuaValue::Nil = value {
+            Ok(Self::from_iter([] as [(OsString, OsString); 0]))
+        } else if let LuaValue::Boolean(true) = value {
+            Ok(Self::current())
+        } else if let Some(u) = value.as_userdata().and_then(|u| u.borrow::<Self>().ok()) {
+            Ok(u.clone())
+        } else if let LuaValue::Table(arr) = value {
+            let mut args = Vec::new();
+            for pair in arr.pairs::<LuaValue, LuaValue>() {
+                let (key_res, val_res) = match pair {
+                    Ok((key, val)) => (Ok(key), Ok(val)),
+                    Err(err) => (Err(err.clone()), Err(err)),
+                };
+
+                let key = super::lua_value_to_os_string(key_res, "ProcessEnv")?;
+                let val = super::lua_value_to_os_string(val_res, "ProcessEnv")?;
+
+                super::validate_os_pair((&key, &val))?;
+
+                args.push((key, val));
+            }
+            Ok(Self::from_iter(args))
+        } else {
+            Err(LuaError::FromLuaConversionError {
+                from: value.type_name(),
+                to: String::from("ProcessEnv"),
+                message: Some(format!(
+                    "Invalid type for process env - expected table or nil, got '{}'",
+                    value.type_name()
+                )),
+            })
+        }
+    }
+}
+
+impl LuaUserData for ProcessEnv {
+    fn add_methods<M: LuaUserDataMethods<Self>>(methods: &mut M) {
+        methods.add_meta_method(LuaMetaMethod::Len, |_, this, (): ()| Ok(this.len()));
+        methods.add_meta_method(LuaMetaMethod::Index, |_, this, key: LuaValue| {
+            let key = super::lua_value_to_os_string(Ok(key), "OsString")?;
+            Ok(this.get_value(key))
+        });
+        methods.add_meta_method(
+            LuaMetaMethod::NewIndex,
+            |_, this, (key, val): (LuaValue, Option<LuaValue>)| {
+                let key = super::lua_value_to_os_string(Ok(key), "OsString")?;
+                if let Some(val) = val {
+                    let val = super::lua_value_to_os_string(Ok(val), "OsString")?;
+                    this.set_value(key, val);
+                } else {
+                    this.remove_value(key);
+                }
+                Ok(())
+            },
+        );
+        methods.add_meta_method(LuaMetaMethod::Iter, |lua, this, (): ()| {
+            let mut vars = this
+                .clone()
+                .into_iter()
+                .filter_map(|(key, val)| Some((key.into_io_vec()?, val.into_io_vec()?)));
+            lua.create_function_mut(move |lua, (): ()| match vars.next() {
+                None => Ok((LuaValue::Nil, LuaValue::Nil)),
+                Some((key, val)) => Ok((
+                    LuaValue::String(lua.create_string(key)?),
+                    LuaValue::String(lua.create_string(val)?),
+                )),
+            })
+        });
+    }
+}

crates/lune-utils/src/process/jit.rs

@@ -1,29 +1,31 @@
 #[derive(Debug, Clone, Copy, Default)]
-pub struct JitEnablement(bool);
+pub struct ProcessJitEnablement {
+    enabled: bool,
+}
 
-impl JitEnablement {
+impl ProcessJitEnablement {
     #[must_use]
     pub fn new(enabled: bool) -> Self {
-        Self(enabled)
+        Self { enabled }
     }
 
     pub fn set_status(&mut self, enabled: bool) {
-        self.0 = enabled;
+        self.enabled = enabled;
     }
 
     #[must_use]
     pub fn enabled(self) -> bool {
-        self.0
+        self.enabled
     }
 }
 
-impl From<JitEnablement> for bool {
-    fn from(val: JitEnablement) -> Self {
+impl From<ProcessJitEnablement> for bool {
+    fn from(val: ProcessJitEnablement) -> Self {
         val.enabled()
     }
 }
 
-impl From<bool> for JitEnablement {
+impl From<bool> for ProcessJitEnablement {
     fn from(val: bool) -> Self {
         Self::new(val)
     }

crates/lune-utils/src/process/mod.rs

@@ -0,0 +1,78 @@
+use std::ffi::{OsStr, OsString};
+
+use mlua::prelude::*;
+use os_str_bytes::{OsStrBytes, OsStringBytes};
+
+mod args;
+mod env;
+mod jit;
+
+pub use self::args::ProcessArgs;
+pub use self::env::ProcessEnv;
+pub use self::jit::ProcessJitEnablement;
+
+fn lua_value_to_os_string(res: LuaResult<LuaValue>, to: &'static str) -> LuaResult<OsString> {
+    let (btype, bs) = match res {
+        Ok(LuaValue::String(s)) => ("string", s.as_bytes().to_vec()),
+        Ok(LuaValue::Buffer(b)) => ("buffer", b.to_vec()),
+        res => {
+            let vtype = match res {
+                Ok(v) => v.type_name(),
+                Err(_) => "unknown",
+            };
+            return Err(LuaError::FromLuaConversionError {
+                from: vtype,
+                to: String::from(to),
+                message: Some(format!(
+                    "Expected value to be a string or buffer, got '{vtype}'",
+                )),
+            });
+        }
+    };
+
+    let Some(s) = OsString::from_io_vec(bs) else {
+        return Err(LuaError::FromLuaConversionError {
+            from: btype,
+            to: String::from(to),
+            message: Some(String::from("Expected {btype} to contain valid OS bytes")),
+        });
+    };
+
+    Ok(s)
+}
+
+fn validate_os_key(key: &OsStr) -> LuaResult<()> {
+    let Some(key) = key.to_io_bytes() else {
+        return Err(LuaError::runtime("Key must be IO-safe"));
+    };
+    if key.is_empty() {
+        Err(LuaError::runtime("Key must not be empty"))
+    } else if key.contains(&b'=') {
+        Err(LuaError::runtime(
+            "Key must not contain the equals character '='",
+        ))
+    } else if key.contains(&b'\0') {
+        Err(LuaError::runtime("Key must not contain the NUL character"))
+    } else {
+        Ok(())
+    }
+}
+
+fn validate_os_value(val: &OsStr) -> LuaResult<()> {
+    let Some(val) = val.to_io_bytes() else {
+        return Err(LuaError::runtime("Value must be IO-safe"));
+    };
+    if val.contains(&b'\0') {
+        Err(LuaError::runtime(
+            "Value must not contain the NUL character",
+        ))
+    } else {
+        Ok(())
+    }
+}
+
+fn validate_os_pair((key, value): (&OsStr, &OsStr)) -> LuaResult<()> {
+    validate_os_key(key)?;
+    validate_os_value(value)?;
+    Ok(())
+}

crates/lune/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lune"
-version = "0.9.1"
+version = "0.9.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -51,7 +51,7 @@ workspace = true
 
 [dependencies]
 mlua = { version = "0.10.3", features = ["luau"] }
-mlua-luau-scheduler = { version = "0.1.1", path = "../mlua-luau-scheduler" }
+mlua-luau-scheduler = { version = "0.1.2", path = "../mlua-luau-scheduler" }
 
 anyhow = "1.0"
 console = "0.15"
@@ -65,13 +65,14 @@ async-io = "2.4"
 async-fs = "2.1"
 blocking = "1.6"
 futures-lite = "2.6"
+rustls = { version = "0.23", default-features = false, features = ["std", "tls12", "ring"] }
 ureq = { version = "3.0", default-features = false, features = ["rustls", "gzip"] }
 
 tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }
 
-lune-std = { optional = true, version = "0.2.1", path = "../lune-std" }
-lune-utils = { version = "0.2.1", path = "../lune-utils" }
+lune-std = { optional = true, version = "0.2.2", path = "../lune-std" }
+lune-utils = { version = "0.2.2", path = "../lune-utils" }
 
 ### CLI
 

crates/lune/src/cli/build/base_exe.rs

@@ -5,6 +5,7 @@ use std::{
 
 use async_fs as fs;
 use blocking::unblock;
+use rustls::crypto::ring;
 
 use crate::standalone::metadata::CURRENT_EXE;
 
@@ -46,6 +47,8 @@ pub async fn get_or_download_base_executable(target: BuildTarget) -> BuildResult
     // making sure transient errors are handled gracefully and
     // with a different error message than "not found"
     let (res_status, res_body) = unblock(move || {
+        // Only errors if already installed, which is fine
+        ring::default_provider().install_default().ok();
         let mut res = ureq::get(release_url).call()?;
         let body = res.body_mut().read_to_vec()?;
         Ok::<_, BuildError>((res.status(), body))

crates/lune/src/rt/runtime.rs

@@ -1,11 +1,14 @@
 #![allow(clippy::missing_panics_doc)]
 
-use std::sync::{
-    atomic::{AtomicBool, Ordering},
-    Arc,
+use std::{
+    ffi::OsString,
+    sync::{
+        atomic::{AtomicBool, Ordering},
+        Arc,
+    },
 };
 
-use lune_utils::jit::JitEnablement;
+use lune_utils::process::{ProcessArgs, ProcessEnv, ProcessJitEnablement};
 use mlua::prelude::*;
 use mlua_luau_scheduler::{Functions, Scheduler};
 
@@ -58,7 +61,9 @@ impl RuntimeReturnValues {
 pub struct Runtime {
     lua: Lua,
     sched: Scheduler,
-    jit: JitEnablement,
+    args: ProcessArgs,
+    env: ProcessEnv,
+    jit: ProcessJitEnablement,
 }
 
 impl Runtime {
@@ -75,8 +80,6 @@ impl Runtime {
     pub fn new() -> LuaResult<Self> {
         let lua = Lua::new();
 
-        lua.set_app_data(Vec::<String>::new());
-
         let sched = Scheduler::new(lua.clone());
         let fns = Functions::new(lua.clone()).expect("has scheduler");
 
@@ -126,21 +129,47 @@ impl Runtime {
                 .set(g_table.name(), g_table.create(lua.clone())?)?;
         }
 
-        let jit = JitEnablement::default();
-        Ok(Self { lua, sched, jit })
+        let args = ProcessArgs::current();
+        let env = ProcessEnv::current();
+        let jit = ProcessJitEnablement::default();
+
+        Ok(Self {
+            lua,
+            sched,
+            args,
+            env,
+            jit,
+        })
     }
 
     /**
         Sets arguments to give in `process.args` for Lune scripts.
+
+        By default, `std::env::args_os()` is used.
     */
     #[must_use]
-    pub fn with_args<A, S>(self, args: A) -> Self
+    pub fn with_args<A, S>(mut self, args: A) -> Self
     where
         A: IntoIterator<Item = S>,
-        S: Into<String>,
+        S: Into<OsString>,
     {
-        let args = args.into_iter().map(Into::into).collect::<Vec<_>>();
-        self.lua.set_app_data(args);
+        self.args = args.into_iter().map(Into::into).collect();
+        self
+    }
+
+    /**
+        Sets environment values to give in `process.env` for Lune scripts.
+
+        By default, `std::env::vars_os()` is used.
+    */
+    #[must_use]
+    pub fn with_env<E, K, V>(mut self, env: E) -> Self
+    where
+        E: IntoIterator<Item = (K, V)>,
+        K: Into<OsString>,
+        V: Into<OsString>,
+    {
+        self.env = env.into_iter().map(|(k, v)| (k.into(), v.into())).collect();
         self
     }
 
@@ -148,7 +177,10 @@ impl Runtime {
         Enables or disables JIT compilation.
     */
     #[must_use]
-    pub fn with_jit(mut self, jit_status: impl Into<JitEnablement>) -> Self {
+    pub fn with_jit<J>(mut self, jit_status: J) -> Self
+    where
+        J: Into<ProcessJitEnablement>,
+    {
         self.jit = jit_status.into();
         self
     }
@@ -175,8 +207,12 @@ impl Runtime {
             eprintln!("{}", RuntimeError::from(e));
         });
 
-        // Enable / disable the JIT as requested and store the current status as AppData
+        // Store the provided args, environment variables, and jit enablement as AppData
+        self.lua.set_app_data(self.args.clone());
+        self.lua.set_app_data(self.env.clone());
         self.lua.set_app_data(self.jit);
+
+        // Enable / disable the JIT as requested, before loading anything
         self.lua.enable_jit(self.jit.enabled());
 
         // Load our "main" thread

crates/lune/src/tests.rs

@@ -33,14 +33,8 @@ macro_rules! create_tests {
 	            let full_name = format!("{}/tests/{}.luau", workspace_dir.display(), $value);
 	            let script = read_to_string(&full_name).await?;
 	            let mut lune = Runtime::new()?
-	                .with_jit(true)
-	                .with_args(
-	                    ARGS
-	                        .clone()
-	                        .iter()
-	                        .map(ToString::to_string)
-	                        .collect::<Vec<_>>()
-	                );
+	                .with_args(ARGS.iter().cloned())
+	                .with_jit(true);
 	            let script_name = full_name
 					.trim_end_matches(".luau")
 					.trim_end_matches(".lua")
@@ -126,6 +120,7 @@ create_tests! {
 create_tests! {
     net_request_codes: "net/request/codes",
     net_request_compression: "net/request/compression",
+    net_request_https: "net/request/https",
     net_request_methods: "net/request/methods",
     net_request_query: "net/request/query",
     net_request_redirect: "net/request/redirect",

crates/mlua-luau-scheduler/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mlua-luau-scheduler"
-version = "0.1.1"
+version = "0.1.2"
 edition = "2021"
 license = "MPL-2.0"
 repository = "https://github.com/lune-org/lune"
@@ -18,8 +18,6 @@ workspace = true
 [dependencies]
 async-executor = "1.13"
 blocking = "1.6"
-concurrent-queue = "2.5"
-event-listener = "5.4"
 futures-lite = "2.6"
 rustc-hash = "2.1"
 tracing = "0.1"

crates/mlua-luau-scheduler/src/events/mod.rs

@@ -0,0 +1,5 @@
+mod multi;
+mod once;
+
+pub(crate) use self::multi::MultiEvent;
+pub(crate) use self::once::OnceEvent;

crates/mlua-luau-scheduler/src/events/multi.rs

@@ -0,0 +1,91 @@
+use std::{
+    cell::{Cell, RefCell},
+    future::Future,
+    mem,
+    pin::Pin,
+    rc::Rc,
+    task::{Context, Poll, Waker},
+};
+
+/**
+    Internal state for events.
+*/
+#[derive(Debug, Default)]
+struct MultiEventState {
+    generation: Cell<u64>,
+    wakers: RefCell<Vec<Waker>>,
+}
+
+/**
+    A single-threaded event signal that can be notified multiple times.
+*/
+#[derive(Debug, Clone, Default)]
+pub(crate) struct MultiEvent {
+    state: Rc<MultiEventState>,
+}
+
+impl MultiEvent {
+    /**
+        Creates a new event.
+    */
+    pub fn new() -> Self {
+        Self::default()
+    }
+
+    /**
+        Notifies all waiting listeners.
+    */
+    pub fn notify(&self) {
+        self.state.generation.set(self.state.generation.get() + 1);
+
+        let wakers = {
+            let mut wakers = self.state.wakers.borrow_mut();
+            mem::take(&mut *wakers)
+        };
+
+        for waker in wakers {
+            waker.wake();
+        }
+    }
+
+    /**
+        Creates a listener that implements `Future` and resolves when `notify` is called.
+    */
+    pub fn listen(&self) -> MultiListener {
+        MultiListener {
+            state: self.state.clone(),
+            generation: self.state.generation.get(),
+        }
+    }
+}
+
+/**
+    A listener future that resolves when the corresponding [`QueueEvent`] is notified.
+*/
+#[derive(Debug)]
+pub(crate) struct MultiListener {
+    state: Rc<MultiEventState>,
+    generation: u64,
+}
+
+impl Future for MultiListener {
+    type Output = ();
+
+    fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
+        // Check if notify was called (generation is more recent)
+        let current = self.state.generation.get();
+        if current > self.generation {
+            self.get_mut().generation = current;
+            return Poll::Ready(());
+        }
+
+        // No notification observed yet
+        let mut wakers = self.state.wakers.borrow_mut();
+        if !wakers.iter().any(|w| w.will_wake(cx.waker())) {
+            wakers.push(cx.waker().clone());
+        }
+        Poll::Pending
+    }
+}
+
+impl Unpin for MultiListener {}

crates/mlua-luau-scheduler/src/events/once.rs

@@ -0,0 +1,106 @@
+use std::{
+    cell::RefCell,
+    future::Future,
+    pin::Pin,
+    rc::Rc,
+    task::{Context, Poll, Waker},
+};
+
+/**
+    State which is highly optimized for a single notification event.
+
+    `Some` means not notified yet, `None` means notified.
+*/
+#[derive(Debug, Default)]
+struct OnceEventState {
+    wakers: RefCell<Option<Vec<Waker>>>,
+}
+
+impl OnceEventState {
+    fn new() -> Self {
+        Self {
+            wakers: RefCell::new(Some(Vec::new())),
+        }
+    }
+}
+
+/**
+    An event that may be notified exactly once.
+
+    May be cheaply cloned.
+*/
+#[derive(Debug, Clone, Default)]
+pub struct OnceEvent {
+    state: Rc<OnceEventState>,
+}
+
+impl OnceEvent {
+    /**
+        Creates a new event that can be notified exactly once.
+    */
+    pub fn new() -> Self {
+        let initial_state = OnceEventState::new();
+        Self {
+            state: Rc::new(initial_state),
+        }
+    }
+
+    /**
+        Notifies waiting listeners.
+
+        This is idempotent; subsequent calls do nothing.
+    */
+    pub fn notify(&self) {
+        if let Some(wakers) = { self.state.wakers.borrow_mut().take() } {
+            for waker in wakers {
+                waker.wake();
+            }
+        }
+    }
+
+    /**
+        Creates a listener that implements `Future` and resolves when `notify` is called.
+
+        If `notify` has already been called, the future will resolve immediately.
+    */
+    pub fn listen(&self) -> OnceListener {
+        OnceListener {
+            state: self.state.clone(),
+        }
+    }
+}
+
+/**
+    A listener that resolves when the event is notified.
+
+    May be cheaply cloned.
+
+    See [`OnceEvent`] for more information.
+*/
+#[derive(Debug)]
+pub struct OnceListener {
+    state: Rc<OnceEventState>,
+}
+
+impl Future for OnceListener {
+    type Output = ();
+
+    fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
+        let mut wakers_guard = self.state.wakers.borrow_mut();
+        match &mut *wakers_guard {
+            Some(wakers) => {
+                // Not yet notified
+                if !wakers.iter().any(|w| w.will_wake(cx.waker())) {
+                    wakers.push(cx.waker().clone());
+                }
+                Poll::Pending
+            }
+            None => {
+                // Already notified
+                Poll::Ready(())
+            }
+        }
+    }
+}
+
+impl Unpin for OnceListener {}

crates/mlua-luau-scheduler/src/exit.rs

@@ -1,24 +1,24 @@
 use std::{cell::Cell, rc::Rc};
 
-use event_listener::Event;
+use crate::events::OnceEvent;
 
 #[derive(Debug, Clone)]
 pub(crate) struct Exit {
     code: Rc<Cell<Option<u8>>>,
-    event: Rc<Event>,
+    event: OnceEvent,
 }
 
 impl Exit {
     pub fn new() -> Self {
         Self {
             code: Rc::new(Cell::new(None)),
-            event: Rc::new(Event::new()),
+            event: OnceEvent::new(),
         }
     }
 
     pub fn set(&self, code: u8) {
         self.code.set(Some(code));
-        self.event.notify(usize::MAX);
+        self.event.notify();
     }
 
     pub fn get(&self) -> Option<u8> {

crates/mlua-luau-scheduler/src/functions.rs

@@ -5,8 +5,7 @@ use mlua::prelude::*;
 use crate::{
     error_callback::ThreadErrorCallback,
     queue::{DeferredThreadQueue, SpawnedThreadQueue},
-    result_map::ThreadResultMap,
-    thread_id::ThreadId,
+    threads::{ThreadId, ThreadMap},
     traits::LuaSchedulerExt,
     util::{is_poll_pending, LuaThreadOrFunction},
 };
@@ -102,13 +101,13 @@ impl Functions {
             .app_data_ref::<ThreadErrorCallback>()
             .expect(ERR_METADATA_NOT_ATTACHED)
             .clone();
-        let result_map = lua
-            .app_data_ref::<ThreadResultMap>()
+        let thread_map = lua
+            .app_data_ref::<ThreadMap>()
             .expect(ERR_METADATA_NOT_ATTACHED)
             .clone();
 
         let resume_queue = defer_queue.clone();
-        let resume_map = result_map.clone();
+        let resume_map = thread_map.clone();
         let resume =
             lua.create_function(move |lua, (thread, args): (LuaThread, LuaMultiValue)| {
                 let _span = tracing::trace_span!("Scheduler::fn_resume").entered();
@@ -158,7 +157,7 @@ impl Functions {
             .set_environment(wrap_env)
             .into_function()?;
 
-        let spawn_map = result_map.clone();
+        let spawn_map = thread_map.clone();
         let spawn = lua.create_function(
             move |lua, (tof, args): (LuaThreadOrFunction, LuaMultiValue)| {
                 let _span = tracing::trace_span!("Scheduler::fn_spawn").entered();

crates/mlua-luau-scheduler/src/lib.rs

@@ -1,18 +1,18 @@
 #![allow(clippy::cargo_common_metadata)]
 
 mod error_callback;
+mod events;
 mod exit;
 mod functions;
 mod queue;
-mod result_map;
 mod scheduler;
 mod status;
-mod thread_id;
+mod threads;
 mod traits;
 mod util;
 
 pub use functions::Functions;
 pub use scheduler::Scheduler;
 pub use status::Status;
-pub use thread_id::ThreadId;
+pub use threads::ThreadId;
 pub use traits::{IntoLuaThread, LuaSchedulerExt, LuaSpawnExt};

crates/mlua-luau-scheduler/src/queue.rs

@@ -1,188 +0,0 @@
-use std::{
-    ops::{Deref, DerefMut},
-    pin::Pin,
-    rc::Rc,
-};
-
-use concurrent_queue::ConcurrentQueue;
-use event_listener::Event;
-use futures_lite::{Future, FutureExt};
-use mlua::prelude::*;
-
-use crate::{traits::IntoLuaThread, ThreadId};
-
-/**
-    Queue for storing [`LuaThread`]s with associated arguments.
-
-    Provides methods for pushing and draining the queue, as
-    well as listening for new items being pushed to the queue.
-*/
-#[derive(Debug, Clone)]
-pub(crate) struct ThreadQueue {
-    inner: Rc<ThreadQueueInner>,
-}
-
-impl ThreadQueue {
-    pub fn new() -> Self {
-        let inner = Rc::new(ThreadQueueInner::new());
-        Self { inner }
-    }
-
-    pub fn push_item(
-        &self,
-        lua: &Lua,
-        thread: impl IntoLuaThread,
-        args: impl IntoLuaMulti,
-    ) -> LuaResult<ThreadId> {
-        let thread = thread.into_lua_thread(lua)?;
-        let args = args.into_lua_multi(lua)?;
-
-        tracing::trace!("pushing item to queue with {} args", args.len());
-        let id = ThreadId::from(&thread);
-
-        let _ = self.inner.queue.push((thread, args));
-        self.inner.event.notify(usize::MAX);
-
-        Ok(id)
-    }
-
-    #[inline]
-    pub fn drain_items(&self) -> impl Iterator<Item = (LuaThread, LuaMultiValue)> + '_ {
-        self.inner.queue.try_iter()
-    }
-
-    #[inline]
-    pub async fn wait_for_item(&self) {
-        if self.inner.queue.is_empty() {
-            let listener = self.inner.event.listen();
-            // NOTE: Need to check again, we could have gotten
-            // new queued items while creating our listener
-            if self.inner.queue.is_empty() {
-                listener.await;
-            }
-        }
-    }
-
-    #[inline]
-    pub fn is_empty(&self) -> bool {
-        self.inner.queue.is_empty()
-    }
-}
-
-/**
-    Alias for [`ThreadQueue`], providing a newtype to store in Lua app data.
-*/
-#[derive(Debug, Clone)]
-pub(crate) struct SpawnedThreadQueue(ThreadQueue);
-
-impl SpawnedThreadQueue {
-    pub fn new() -> Self {
-        Self(ThreadQueue::new())
-    }
-}
-
-impl Deref for SpawnedThreadQueue {
-    type Target = ThreadQueue;
-    fn deref(&self) -> &Self::Target {
-        &self.0
-    }
-}
-
-impl DerefMut for SpawnedThreadQueue {
-    fn deref_mut(&mut self) -> &mut Self::Target {
-        &mut self.0
-    }
-}
-
-/**
-    Alias for [`ThreadQueue`], providing a newtype to store in Lua app data.
-*/
-#[derive(Debug, Clone)]
-pub(crate) struct DeferredThreadQueue(ThreadQueue);
-
-impl DeferredThreadQueue {
-    pub fn new() -> Self {
-        Self(ThreadQueue::new())
-    }
-}
-
-impl Deref for DeferredThreadQueue {
-    type Target = ThreadQueue;
-    fn deref(&self) -> &Self::Target {
-        &self.0
-    }
-}
-
-impl DerefMut for DeferredThreadQueue {
-    fn deref_mut(&mut self) -> &mut Self::Target {
-        &mut self.0
-    }
-}
-
-pub type LocalBoxFuture<'fut> = Pin<Box<dyn Future<Output = ()> + 'fut>>;
-
-/**
-    Queue for storing local futures.
-
-    Provides methods for pushing and draining the queue, as
-    well as listening for new items being pushed to the queue.
-*/
-#[derive(Debug, Clone)]
-pub(crate) struct FuturesQueue<'fut> {
-    inner: Rc<FuturesQueueInner<'fut>>,
-}
-
-impl<'fut> FuturesQueue<'fut> {
-    pub fn new() -> Self {
-        let inner = Rc::new(FuturesQueueInner::new());
-        Self { inner }
-    }
-
-    pub fn push_item(&self, fut: impl Future<Output = ()> + 'fut) {
-        let _ = self.inner.queue.push(fut.boxed_local());
-        self.inner.event.notify(usize::MAX);
-    }
-
-    pub fn drain_items<'outer>(
-        &'outer self,
-    ) -> impl Iterator<Item = LocalBoxFuture<'fut>> + 'outer {
-        self.inner.queue.try_iter()
-    }
-
-    pub async fn wait_for_item(&self) {
-        if self.inner.queue.is_empty() {
-            self.inner.event.listen().await;
-        }
-    }
-}
-
-// Inner structs without ref counting so that outer structs
-// have only a single ref counter for extremely cheap clones
-
-#[derive(Debug)]
-struct ThreadQueueInner {
-    queue: ConcurrentQueue<(LuaThread, LuaMultiValue)>,
-    event: Event,
-}
-
-impl ThreadQueueInner {
-    fn new() -> Self {
-        let queue = ConcurrentQueue::unbounded();
-        let event = Event::new();
-        Self { queue, event }
-    }
-}
-
-#[derive(Debug)]
-struct FuturesQueueInner<'fut> {
-    queue: ConcurrentQueue<LocalBoxFuture<'fut>>,
-    event: Event,
-}
-
-impl FuturesQueueInner<'_> {
-    pub fn new() -> Self {
-        let queue = ConcurrentQueue::unbounded();
-        let event = Event::new();
-        Self { queue, event }
-    }
-}

crates/mlua-luau-scheduler/src/queue/deferred.rs

@@ -0,0 +1,28 @@
+use std::ops::{Deref, DerefMut};
+
+use super::threads::ThreadQueue;
+
+/**
+    Alias for [`ThreadQueue`], providing a newtype to store in Lua app data.
+*/
+#[derive(Debug, Clone)]
+pub(crate) struct DeferredThreadQueue(ThreadQueue);
+
+impl DeferredThreadQueue {
+    pub fn new() -> Self {
+        Self(ThreadQueue::new())
+    }
+}
+
+impl Deref for DeferredThreadQueue {
+    type Target = ThreadQueue;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl DerefMut for DeferredThreadQueue {
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.0
+    }
+}

crates/mlua-luau-scheduler/src/queue/futures.rs

@@ -0,0 +1,55 @@
+use std::{cell::RefCell, mem, pin::Pin, rc::Rc};
+
+use futures_lite::prelude::*;
+
+use crate::events::MultiEvent;
+
+pub type LocalBoxFuture<'fut> = Pin<Box<dyn Future<Output = ()> + 'fut>>;
+
+struct FuturesQueueInner<'fut> {
+    queue: RefCell<Vec<LocalBoxFuture<'fut>>>,
+    event: MultiEvent,
+}
+
+impl FuturesQueueInner<'_> {
+    pub fn new() -> Self {
+        Self {
+            queue: RefCell::new(Vec::new()),
+            event: MultiEvent::new(),
+        }
+    }
+}
+
+/**
+    Queue for storing local futures.
+
+    Provides methods for pushing and draining the queue, as
+    well as listening for new items being pushed to the queue.
+*/
+#[derive(Clone)]
+pub(crate) struct FuturesQueue<'fut> {
+    inner: Rc<FuturesQueueInner<'fut>>,
+}
+
+impl<'fut> FuturesQueue<'fut> {
+    pub fn new() -> Self {
+        let inner = Rc::new(FuturesQueueInner::new());
+        Self { inner }
+    }
+
+    pub fn push_item(&self, fut: impl Future<Output = ()> + 'fut) {
+        self.inner.queue.borrow_mut().push(fut.boxed_local());
+        self.inner.event.notify();
+    }
+
+    pub fn take_items(&self) -> Vec<LocalBoxFuture<'fut>> {
+        let mut queue = self.inner.queue.borrow_mut();
+        mem::take(&mut *queue)
+    }
+
+    pub async fn wait_for_item(&self) {
+        if self.inner.queue.borrow().is_empty() {
+            self.inner.event.listen().await;
+        }
+    }
+}

crates/mlua-luau-scheduler/src/queue/mod.rs

@@ -0,0 +1,8 @@
+mod deferred;
+mod futures;
+mod spawned;
+mod threads;
+
+pub(crate) use self::deferred::DeferredThreadQueue;
+pub(crate) use self::futures::FuturesQueue;
+pub(crate) use self::spawned::SpawnedThreadQueue;

crates/mlua-luau-scheduler/src/queue/spawned.rs

@@ -0,0 +1,28 @@
+use std::ops::{Deref, DerefMut};
+
+use super::threads::ThreadQueue;
+
+/**
+    Alias for [`ThreadQueue`], providing a newtype to store in Lua app data.
+*/
+#[derive(Debug, Clone)]
+pub(crate) struct SpawnedThreadQueue(ThreadQueue);
+
+impl SpawnedThreadQueue {
+    pub fn new() -> Self {
+        Self(ThreadQueue::new())
+    }
+}
+
+impl Deref for SpawnedThreadQueue {
+    type Target = ThreadQueue;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl DerefMut for SpawnedThreadQueue {
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.0
+    }
+}

crates/mlua-luau-scheduler/src/queue/threads.rs

@@ -0,0 +1,78 @@
+#![allow(clippy::inline_always)]
+
+use std::{cell::RefCell, mem, rc::Rc};
+
+use mlua::prelude::*;
+
+use crate::{threads::ThreadId, traits::IntoLuaThread};
+
+use crate::events::MultiEvent;
+
+#[derive(Debug)]
+struct ThreadQueueInner {
+    queue: RefCell<Vec<(LuaThread, LuaMultiValue)>>,
+    event: MultiEvent,
+}
+
+impl ThreadQueueInner {
+    fn new() -> Self {
+        Self {
+            queue: RefCell::new(Vec::new()),
+            event: MultiEvent::new(),
+        }
+    }
+}
+
+/**
+    Queue for storing [`LuaThread`]s with associated arguments.
+
+    Provides methods for pushing and draining the queue, as
+    well as listening for new items being pushed to the queue.
+*/
+#[derive(Debug, Clone)]
+pub(crate) struct ThreadQueue {
+    inner: Rc<ThreadQueueInner>,
+}
+
+impl ThreadQueue {
+    pub fn new() -> Self {
+        let inner = Rc::new(ThreadQueueInner::new());
+        Self { inner }
+    }
+
+    pub fn push_item(
+        &self,
+        lua: &Lua,
+        thread: impl IntoLuaThread,
+        args: impl IntoLuaMulti,
+    ) -> LuaResult<ThreadId> {
+        let thread = thread.into_lua_thread(lua)?;
+        let args = args.into_lua_multi(lua)?;
+
+        tracing::trace!("pushing item to queue with {} args", args.len());
+        let id = ThreadId::from(&thread);
+
+        self.inner.queue.borrow_mut().push((thread, args));
+        self.inner.event.notify();
+
+        Ok(id)
+    }
+
+    #[inline(always)]
+    pub fn take_items(&self) -> Vec<(LuaThread, LuaMultiValue)> {
+        let mut queue = self.inner.queue.borrow_mut();
+        mem::take(&mut *queue)
+    }
+
+    #[inline(always)]
+    pub async fn wait_for_item(&self) {
+        if self.inner.queue.borrow().is_empty() {
+            self.inner.event.listen().await;
+        }
+    }
+
+    #[inline(always)]
+    pub fn is_empty(&self) -> bool {
+        self.inner.queue.borrow().is_empty()
+    }
+}

crates/mlua-luau-scheduler/src/result_map.rs

@@ -1,81 +0,0 @@
-#![allow(clippy::inline_always)]
-
-use std::{cell::RefCell, rc::Rc};
-
-use event_listener::Event;
-// NOTE: This is the hash algorithm that mlua also uses, so we
-// are not adding any additional dependencies / bloat by using it.
-use mlua::prelude::*;
-use rustc_hash::{FxHashMap, FxHashSet};
-
-use crate::thread_id::ThreadId;
-
-struct ThreadResultMapInner {
-    tracked: FxHashSet<ThreadId>,
-    results: FxHashMap<ThreadId, LuaResult<LuaMultiValue>>,
-    events: FxHashMap<ThreadId, Rc<Event>>,
-}
-
-impl ThreadResultMapInner {
-    fn new() -> Self {
-        Self {
-            tracked: FxHashSet::default(),
-            results: FxHashMap::default(),
-            events: FxHashMap::default(),
-        }
-    }
-}
-
-#[derive(Clone)]
-pub(crate) struct ThreadResultMap {
-    inner: Rc<RefCell<ThreadResultMapInner>>,
-}
-
-impl ThreadResultMap {
-    pub fn new() -> Self {
-        let inner = Rc::new(RefCell::new(ThreadResultMapInner::new()));
-        Self { inner }
-    }
-
-    #[inline(always)]
-    pub fn track(&self, id: ThreadId) {
-        self.inner.borrow_mut().tracked.insert(id);
-    }
-
-    #[inline(always)]
-    pub fn is_tracked(&self, id: ThreadId) -> bool {
-        self.inner.borrow().tracked.contains(&id)
-    }
-
-    pub fn insert(&self, id: ThreadId, result: LuaResult<LuaMultiValue>) {
-        debug_assert!(self.is_tracked(id), "Thread must be tracked");
-        let mut inner = self.inner.borrow_mut();
-        inner.results.insert(id, result);
-        if let Some(event) = inner.events.remove(&id) {
-            event.notify(usize::MAX);
-        }
-    }
-
-    pub async fn listen(&self, id: ThreadId) {
-        debug_assert!(self.is_tracked(id), "Thread must be tracked");
-        if !self.inner.borrow().results.contains_key(&id) {
-            let listener = {
-                let mut inner = self.inner.borrow_mut();
-                let event = inner
-                    .events
-                    .entry(id)
-                    .or_insert_with(|| Rc::new(Event::new()));
-                event.listen()
-            };
-            listener.await;
-        }
-    }
-
-    pub fn remove(&self, id: ThreadId) -> Option<LuaResult<LuaMultiValue>> {
-        let mut inner = self.inner.borrow_mut();
-        let res = inner.results.remove(&id)?;
-        inner.tracked.remove(&id);
-        inner.events.remove(&id);
-        Some(res)
-    }
-}

crates/mlua-luau-scheduler/src/scheduler.rs

@@ -17,9 +17,8 @@ use crate::{
     error_callback::ThreadErrorCallback,
     exit::Exit,
     queue::{DeferredThreadQueue, FuturesQueue, SpawnedThreadQueue},
-    result_map::ThreadResultMap,
     status::Status,
-    thread_id::ThreadId,
+    threads::{ThreadId, ThreadMap},
     traits::IntoLuaThread,
     util::run_until_yield,
 };
@@ -48,7 +47,7 @@ pub struct Scheduler {
     queue_spawn: SpawnedThreadQueue,
     queue_defer: DeferredThreadQueue,
     error_callback: ThreadErrorCallback,
-    result_map: ThreadResultMap,
+    thread_map: ThreadMap,
     status: Rc<Cell<Status>>,
     exit: Exit,
 }
@@ -68,7 +67,7 @@ impl Scheduler {
         let queue_spawn = SpawnedThreadQueue::new();
         let queue_defer = DeferredThreadQueue::new();
         let error_callback = ThreadErrorCallback::default();
-        let result_map = ThreadResultMap::new();
+        let result_map = ThreadMap::new();
         let exit = Exit::new();
 
         assert!(
@@ -84,7 +83,7 @@ impl Scheduler {
             "{ERR_METADATA_ALREADY_ATTACHED}"
         );
         assert!(
-            lua.app_data_ref::<ThreadResultMap>().is_none(),
+            lua.app_data_ref::<ThreadMap>().is_none(),
             "{ERR_METADATA_ALREADY_ATTACHED}"
         );
         assert!(
@@ -105,7 +104,7 @@ impl Scheduler {
             queue_spawn,
             queue_defer,
             error_callback,
-            result_map,
+            thread_map: result_map,
             status,
             exit,
         }
@@ -201,7 +200,7 @@ impl Scheduler {
         args: impl IntoLuaMulti,
     ) -> LuaResult<ThreadId> {
         let id = self.queue_spawn.push_item(&self.lua, thread, args)?;
-        self.result_map.track(id);
+        self.thread_map.track(id);
         Ok(id)
     }
 
@@ -228,7 +227,7 @@ impl Scheduler {
         args: impl IntoLuaMulti,
     ) -> LuaResult<ThreadId> {
         let id = self.queue_defer.push_item(&self.lua, thread, args)?;
-        self.result_map.track(id);
+        self.thread_map.track(id);
         Ok(id)
     }
 
@@ -248,7 +247,7 @@ impl Scheduler {
     */
     #[must_use]
     pub fn get_thread_result(&self, id: ThreadId) -> Option<LuaResult<LuaMultiValue>> {
-        self.result_map.remove(id)
+        self.thread_map.remove(id)
     }
 
     /**
@@ -257,7 +256,7 @@ impl Scheduler {
         This will return instantly if the thread has already completed.
     */
     pub async fn wait_for_thread(&self, id: ThreadId) {
-        self.result_map.listen(id).await;
+        self.thread_map.listen(id).await;
     }
 
     /**
@@ -320,7 +319,7 @@ impl Scheduler {
             when there are new Lua threads to enqueue and potentially more work to be done.
         */
         let fut = async {
-            let result_map = self.result_map.clone();
+            let result_map = self.thread_map.clone();
             let process_thread = |thread: LuaThread, args| {
                 // NOTE: Thread may have been cancelled from Lua
                 // before we got here, so we need to check it again
@@ -397,21 +396,21 @@ impl Scheduler {
                 let mut num_futures = 0;
                 {
                     let _span = trace_span!("Scheduler::drain_spawned").entered();
-                    for (thread, args) in self.queue_spawn.drain_items() {
+                    for (thread, args) in self.queue_spawn.take_items() {
                         process_thread(thread, args);
                         num_spawned += 1;
                     }
                 }
                 {
                     let _span = trace_span!("Scheduler::drain_deferred").entered();
-                    for (thread, args) in self.queue_defer.drain_items() {
+                    for (thread, args) in self.queue_defer.take_items() {
                         process_thread(thread, args);
                         num_deferred += 1;
                     }
                 }
                 {
                     let _span = trace_span!("Scheduler::drain_futures").entered();
-                    for fut in fut_queue.drain_items() {
+                    for fut in fut_queue.take_items() {
                         local_exec.spawn(fut).detach();
                         num_futures += 1;
                     }
@@ -458,7 +457,7 @@ impl Drop for Scheduler {
             self.lua.remove_app_data::<SpawnedThreadQueue>();
             self.lua.remove_app_data::<DeferredThreadQueue>();
             self.lua.remove_app_data::<ThreadErrorCallback>();
-            self.lua.remove_app_data::<ThreadResultMap>();
+            self.lua.remove_app_data::<ThreadMap>();
             self.lua.remove_app_data::<Exit>();
         } else {
             // In any other case we panic if metadata was removed incorrectly
@@ -472,7 +471,7 @@ impl Drop for Scheduler {
                 .remove_app_data::<ThreadErrorCallback>()
                 .expect(ERR_METADATA_REMOVED);
             self.lua
-                .remove_app_data::<ThreadResultMap>()
+                .remove_app_data::<ThreadMap>()
                 .expect(ERR_METADATA_REMOVED);
             self.lua
                 .remove_app_data::<Exit>()

crates/mlua-luau-scheduler/src/threads/id.rs

@@ -1,4 +1,7 @@
-use std::hash::{Hash, Hasher};
+use std::{
+    ffi::c_void,
+    hash::{Hash, Hasher},
+};
 
 use mlua::prelude::*;
 
@@ -12,13 +15,13 @@ use mlua::prelude::*;
 */
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct ThreadId {
-    inner: usize,
+    inner: *const c_void,
 }
 
 impl From<&LuaThread> for ThreadId {
     fn from(thread: &LuaThread) -> Self {
         Self {
-            inner: thread.to_pointer() as usize,
+            inner: thread.to_pointer(),
         }
     }
 }

crates/mlua-luau-scheduler/src/threads/map.rs

@@ -0,0 +1,77 @@
+#![allow(clippy::inline_always)]
+
+use std::{cell::RefCell, rc::Rc};
+
+use mlua::prelude::*;
+use rustc_hash::FxHashMap;
+
+use super::id::ThreadId;
+use crate::events::OnceEvent;
+
+struct ThreadEvent {
+    result: Option<LuaResult<LuaMultiValue>>,
+    event: OnceEvent,
+}
+
+impl ThreadEvent {
+    fn new() -> Self {
+        Self {
+            result: None,
+            event: OnceEvent::new(),
+        }
+    }
+}
+
+#[derive(Clone)]
+pub(crate) struct ThreadMap {
+    inner: Rc<RefCell<FxHashMap<ThreadId, ThreadEvent>>>,
+}
+
+impl ThreadMap {
+    pub fn new() -> Self {
+        let inner = Rc::new(RefCell::new(FxHashMap::default()));
+        Self { inner }
+    }
+
+    #[inline(always)]
+    pub fn track(&self, id: ThreadId) {
+        self.inner.borrow_mut().insert(id, ThreadEvent::new());
+    }
+
+    #[inline(always)]
+    pub fn is_tracked(&self, id: ThreadId) -> bool {
+        self.inner.borrow().contains_key(&id)
+    }
+
+    #[inline(always)]
+    pub fn insert(&self, id: ThreadId, result: LuaResult<LuaMultiValue>) {
+        if let Some(tracker) = self.inner.borrow_mut().get_mut(&id) {
+            tracker.result.replace(result);
+            tracker.event.notify();
+        } else {
+            panic!("Thread must be tracked");
+        }
+    }
+
+    #[inline(always)]
+    pub async fn listen(&self, id: ThreadId) {
+        if let Some(listener) = {
+            let inner = self.inner.borrow();
+            let tracker = inner.get(&id);
+            tracker.map(|t| t.event.listen())
+        } {
+            listener.await;
+        } else {
+            panic!("Thread must be tracked");
+        }
+    }
+
+    #[inline(always)]
+    pub fn remove(&self, id: ThreadId) -> Option<LuaResult<LuaMultiValue>> {
+        if let Some(mut tracker) = self.inner.borrow_mut().remove(&id) {
+            tracker.result.take()
+        } else {
+            None
+        }
+    }
+}

crates/mlua-luau-scheduler/src/threads/mod.rs

@@ -0,0 +1,5 @@
+mod id;
+mod map;
+
+pub use id::ThreadId;
+pub(crate) use map::ThreadMap;

crates/mlua-luau-scheduler/src/traits.rs

@@ -12,9 +12,8 @@ use tracing::trace;
 use crate::{
     exit::Exit,
     queue::{DeferredThreadQueue, FuturesQueue, SpawnedThreadQueue},
-    result_map::ThreadResultMap,
     scheduler::Scheduler,
-    thread_id::ThreadId,
+    threads::{ThreadId, ThreadMap},
 };
 
 /**
@@ -314,21 +313,21 @@ impl LuaSchedulerExt for Lua {
 
     fn track_thread(&self, id: ThreadId) {
         let map = self
-            .app_data_ref::<ThreadResultMap>()
+            .app_data_ref::<ThreadMap>()
             .expect("lua threads can only be tracked from within an active scheduler");
         map.track(id);
     }
 
     fn get_thread_result(&self, id: ThreadId) -> Option<LuaResult<LuaMultiValue>> {
         let map = self
-            .app_data_ref::<ThreadResultMap>()
+            .app_data_ref::<ThreadMap>()
             .expect("lua threads results can only be retrieved from within an active scheduler");
         map.remove(id)
     }
 
     fn wait_for_thread(&self, id: ThreadId) -> impl Future<Output = ()> {
         let map = self
-            .app_data_ref::<ThreadResultMap>()
+            .app_data_ref::<ThreadMap>()
             .expect("lua threads results can only be retrieved from within an active scheduler");
         async move { map.listen(id).await }
     }

tests/net/request/https.luau

@@ -0,0 +1,23 @@
+local task = require("@lune/task")
+
+local util = require("./util")
+local pass = util.pass
+
+-- These are some public APIs that have, or most likely have, different
+-- certificate authorities (CAs), plus are both free to use and stable.
+-- This should be enough to ensure that rustls is configured correctly.
+local servers = {
+	"https://www.googleapis.com/discovery/v1/apis",
+	"https://api.cloudflare.com/client/v4/ips",
+	"https://azure.microsoft.com/en-us/updates/feed/",
+	"https://acme-v02.api.letsencrypt.org/directory",
+	"https://ip-ranges.amazonaws.com/ip-ranges.json",
+	"https://en.wikipedia.org/w/api.php",
+	"https://status.godaddy.com/api/v2/summary.json",
+}
+
+for _, server in servers do
+	task.spawn(function()
+		pass("GET", server, server)
+	end)
+end

tests/net/request/util.luau

@@ -4,22 +4,38 @@ local stdio = require("@lune/stdio")
 local util = {}
 
 function util.pass(method, url, message)
-	local response = net.request({
+	local success, response = pcall(net.request, {
 		method = method,
 		url = url,
 	})
-	if not response.ok then
-		error(string.format("%s failed!\nResponse: %s", message, stdio.format(response)))
+	if not success then
+		error(`{message} errored!\nError message: {tostring(response)}`)
+	elseif not response.ok then
+		error(
+			`{message} failed, but should have passed!`
+				.. `\nStatus code: {response.statusCode}`
+				.. `\nStatus message: {response.statusMessage}`
+				.. `\nResponse headers: {stdio.format(response.headers)}`
+				.. `\nResponse body: {response.body}`
+		)
 	end
 end
 
 function util.fail(method, url, message)
-	local response = net.request({
+	local success, response = pcall(net.request, {
 		method = method,
 		url = url,
 	})
-	if response.ok then
-		error(string.format("%s passed!\nResponse: %s", message, stdio.format(response)))
+	if not success then
+		error(`{message} errored!\nError message: {tostring(response)}`)
+	elseif response.ok then
+		error(
+			`{message} passed, but should have failed!`
+				.. `\nStatus code: {response.statusCode}`
+				.. `\nStatus message: {response.statusMessage}`
+				.. `\nResponse headers: {stdio.format(response.headers)}`
+				.. `\nResponse body: {response.body}`
+		)
 	end
 end
 

tests/process/args.luau

@@ -5,9 +5,10 @@ assert(#process.args > 0, "No process arguments found")
 assert(process.args[1] == "Foo", "Invalid first argument to process")
 assert(process.args[2] == "Bar", "Invalid second argument to process")
 
-local success, message = pcall(function()
+local success, err = pcall(function()
 	process.args[1] = "abc"
 end)
+local message = if err == nil then nil else tostring(err)
 assert(
 	success == false and type(message) == "string" and #message > 0,
 	"Trying to set process arguments should throw an error with a message"