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Quaternions 2024-09-16 18:54:04 -07:00
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.gitignore vendored Normal file
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/target

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Cargo.lock generated Normal file
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Cargo.toml Normal file
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[package]
name = "roblox_emulator"
version = "0.1.0"
edition = "2021"
[dependencies]
mlua = { version = "0.9.9", features = ["luau"] }
rbx_dom_weak = { version = "2.7.0", registry = "strafesnet" }
rbx_reflection_database = { version = "0.2.10", registry = "strafesnet" }

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src/context.rs Normal file
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use rbx_dom_weak::{types::Ref,WeakDom};
pub fn class_is_a(class:&str,superclass:&str)->bool{
class==superclass
||rbx_reflection_database::get().classes.get(class)
.is_some_and(|descriptor|
descriptor.superclass.as_ref().is_some_and(|class_super|
class_is_a(class_super,superclass)
)
)
}
pub struct Context{
pub(crate)dom:WeakDom,
}
impl Context{
pub const fn new(dom:WeakDom)->Self{
Self{dom}
}
pub fn into_inner(self)->WeakDom{
self.dom
}
/// Creates an iterator over all items of a particular class.
pub fn superclass_iter<'a>(&'a self,superclass:&'a str)->impl Iterator<Item=Ref>+'a{
self.dom.descendants().filter(|&instance|
class_is_a(instance.class.as_ref(),superclass)
).map(|instance|instance.referent())
}
pub fn scripts(&self)->Vec<crate::script::Script>{
self.superclass_iter("LuaSourceContainer").map(crate::script::Script::new).collect()
}
}

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src/lib.rs Normal file
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pub mod script;
pub mod context;
mod runner;
pub type Result<T>=core::result::Result<T,script::Error>;
#[cfg(test)]
mod tests;

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src/runner/mod.rs Normal file
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mod runner;
pub use runner::{Runner,Error};

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src/runner/runner.rs Normal file
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pub enum Error{
Lua(mlua::Error),
}
pub struct Runner{
source:String,
}
impl Runner{
pub const fn new(source:String)->Self{
Self{source}
}
pub fn run(self,context:&mut crate::context::Context)->Result<(),Error>{
let lua=mlua::Lua::new();
lua.sandbox(true).map_err(Error::Lua)?;
lua.load(self.source).exec().map_err(Error::Lua)?;
Ok(())
}
}

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src/script.rs Normal file
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use rbx_dom_weak::types::Ref;
pub enum Error{
Runner(crate::runner::Error),
NoScript,
NoSource,
}
pub struct Script{
script:Ref,
}
impl Script{
pub const fn new(script:Ref)->Self{
Self{script}
}
pub fn run(&self,context:&mut crate::context::Context)->Result<(),Error>{
// grab source
let source={
let instance=context.dom.get_by_ref(self.script).ok_or(Error::NoScript)?;
match instance.properties.get("Source").ok_or(Error::NoSource)?{
rbx_dom_weak::types::Variant::String(s)=>s.clone(),
_=>Err(Error::NoSource)?,
}
};
// run it lole
crate::runner::Runner::new(source).run(context).map_err(Error::Runner)
}
}

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src/tests.rs Normal file
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