Updates to compile with latest Rust

Cargo.toml

@@ -15,13 +15,7 @@ cgmath = "0.17.0"
 lazy_static = "1.1"
 simple_logger = "1.0.1"
 threadpool = "1.0"
-rhai = "0.9.0"
+rhai = "0.19.8"
 smallvec = "0.6.5"
-
-[dependencies.conrod]
-git = "https://github.com/Litecrafty/conrod"
-features = ["glium", "winit"]
-
-[dependencies.glium]
-git = "https://github.com/Litecrafty/glium"
-features = ["icon_loading"]
+conrod = { git = "https://github.com/Litecrafty/conrod", features = ["glium", "winit"] }
+glium = { git = "https://github.com/Litecrafty/glium", features = ["icon_loading"] }

docs/README.md

@@ -29,7 +29,7 @@
  - Clone the repository.
  - Download and install [Rust](https://rustup.rs/) nightly.
  - Open Minecraft 1.13 jar file using any zip extractor, and copy `assets/minecraft` to Litecraft `resources` folder, or use our Launcher in developer's mode.
- - Build and run with `cargo run`
+ - Build and run with `cargo +nightly run`
  - Profit!
 
 # 🎉 F.A.Q

src/core/camera/mod.rs

@@ -15,7 +15,6 @@
 
 use cgmath::prelude::*;
 use cgmath::{ortho, perspective, Deg, Euler, Matrix4, Point3, Quaternion, Vector3};
-use std::f32;
 
 const YAW: f32 = -90.0;
 const PITCH: f32 = 0.0;
@@ -106,8 +105,6 @@ impl Camera {
 
     /// Get perspective matrix
     pub fn perspective(&self) -> Matrix4<f32> {
-        use std::f32;
-
         let zfar = 1024.0;
         let znear = 1.0;
 

src/core/resource_manager/mod.rs

@@ -85,7 +85,7 @@ impl ResourceManager {
     }
 
     /// Get and load a font file
-    pub fn font(resource: &Resource) -> Result<Font, Box<Error>> {
+    pub fn font(resource: &Resource) -> Result<Font, Box<dyn Error>> {
         use conrod::text::FontCollection;
 
         info!("Loading font file '{}'", resource);

src/core/resource_manager/resource.rs

@@ -29,7 +29,7 @@ use std::io::{Error, ErrorKind};
 use std::path::{Path, PathBuf};
 use zip::read::ZipArchive;
 
-type Result<T> = std::result::Result<T, Box<error::Error>>;
+type Result<T> = std::result::Result<T, Box<dyn error::Error>>;
 
 #[derive(PartialEq, Eq, Hash)]
 /// Represents a resource URI and allows loading resource data
@@ -157,7 +157,7 @@ impl Resource {
             let mut zipfile = ZipArchive::new(zipfile)?;
 
             // Read resource from ZIP
-            let mut file = zipfile.by_name(&self.folder("assets"));
+            let file = zipfile.by_name(&self.folder("assets"));
 
             // If file exist in zip
             if let Ok(mut file) = file {

src/core/resource_manager/shader_manager.rs

@@ -22,7 +22,7 @@ use glium::Program;
 use std::collections::HashMap;
 use std::error::Error;
 
-type Result<T> = std::result::Result<T, Box<Error>>;
+type Result<T> = std::result::Result<T, Box<dyn Error>>;
 
 pub struct ShaderManager {
     shaders: HashMap<&'static str, Program>,

src/gfx/canvas.rs

@@ -81,7 +81,7 @@ impl Canvas {
         let resource_manager = ResourceManager::new(&display, &settings);
 
         // Create default scene
-        let mut scene: Box<Scene> = Box::new(LoadingScene::new());
+        let mut scene: Box<dyn Scene> = Box::new(LoadingScene::new());
 
         info!("Starting script engine!");
 

src/gfx/scene.rs

@@ -18,7 +18,7 @@ use glium::Frame;
 
 pub enum SceneAction {
     None,
-    ChangeScene(Box<Scene>),
+    ChangeScene(Box<dyn Scene>),
     Quit,
 }
 

src/gfx/shapes.rs

@@ -42,7 +42,7 @@ pub struct Shapes {
 }
 
 impl Shapes {
-    pub fn new(display: &Display) -> Result<Shapes, Box<Error>> {
+    pub fn new(display: &Display) -> Result<Shapes, Box<dyn Error>> {
         Ok(Shapes {
             quad: {
                 (