set_environment makes print disappear

src/runner/runner.rs

@@ -109,7 +109,7 @@ impl Runner{
 		self.lua.set_app_data::<crate::scheduler::Scheduler>(crate::scheduler::Scheduler::default());
 		Ok(Runnable{
 			lua:self.lua,
-			_lifetime:&std::marker::PhantomData
+			_lifetime:&std::marker::PhantomData,
 		})
 	}
 }
@@ -117,7 +117,7 @@ impl Runner{
 //Runnable is the same thing but has context set, which it holds the lifetime for.
 pub struct Runnable<'a>{
 	lua:mlua::Lua,
-	_lifetime:&'a std::marker::PhantomData<()>
+	_lifetime:&'a std::marker::PhantomData<()>,
 }
 impl Runnable<'_>{
 	pub fn drop_context(self)->Runner{
@@ -129,10 +129,19 @@ impl Runnable<'_>{
 	}
 	pub fn run_script(&self,script:super::instance::Instance)->Result<(),Error>{
 		let (name,source)=super::instance::get_name_source(&self.lua,script).map_err(Error::RustLua)?;
-		self.lua.globals().raw_set("script",script).map_err(Error::RustLua)?;
 		let f=self.lua.load(source.as_str())
 		.set_name(name).into_function().map_err(Error::RustLua)?;
-		// TODO: set_environment without losing the ability to print from Lua
+
+		// let fenv=self.lua.create_table().map_err(Error::RustLua)?;
+		// //there's gotta be a more concise way to do this
+		// for pair in f.environment().unwrap().pairs::<mlua::Value,mlua::Value>(){
+		// 	let (k,v)=pair.map_err(Error::RustLua)?;
+		// 	fenv.raw_set(k,v).map_err(Error::RustLua)?;
+		// }
+		// fenv.raw_set("script",script).map_err(Error::RustLua)?;
+		// f.set_environment(fenv).map_err(Error::RustLua)?;
+		self.lua.globals().raw_set("script",script).map_err(Error::RustLua)?;
+
 		let thread=self.lua.create_thread(f).map_err(Error::RustLua)?;
 		thread.resume::<mlua::MultiValue>(()).map_err(|error|Error::Lua{source,error})?;
 		// wait() is called from inside Lua and goes to a rust function that schedules the thread and then yields