WIP Navigation sorting

Cargo.lock

@@ -56,7 +56,7 @@ checksum = "6e0c28dcc82d7c8ead5cb13beb15405b57b8546e93215673ff8ca0349a028107"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -67,7 +67,7 @@ checksum = "3c87f3f15e7794432337fc718554eaa4dc8f04c9677a950ffe366f20a162ae42"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -277,6 +277,16 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
+[[package]]
+name = "erased-serde"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24e2389d65ab4fab27dc2a5de7b191e1f6617d1f1c8855c0dc569c94a4cbb18d"
+dependencies = [
+ "serde",
+ "typeid",
+]
+
 [[package]]
 name = "errno"
 version = "0.3.9"
@@ -389,7 +399,7 @@ checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -696,10 +706,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d111deb18a9c9bd33e1541309f4742523bfab01d276bfa9a27519f6de9c11dc7"
 dependencies = [
  "bstr",
+ "erased-serde",
  "mlua-sys",
  "num-traits",
  "once_cell",
  "rustc-hash",
+ "serde",
+ "serde-value",
 ]
 
 [[package]]
@@ -802,6 +815,15 @@ dependencies = [
  "pkg-config",
 ]
 
+[[package]]
+name = "ordered-float"
+version = "2.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68f19d67e5a2795c94e73e0bb1cc1a7edeb2e28efd39e2e1c9b7a40c1108b11c"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "parking_lot_core"
 version = "0.9.10"
@@ -852,7 +874,7 @@ dependencies = [
  "pest_meta",
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -883,7 +905,7 @@ checksum = "2f38a4412a78282e09a2cf38d195ea5420d15ba0602cb375210efbc877243965"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -931,9 +953,9 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.79"
+version = "1.0.86"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e835ff2298f5721608eb1a980ecaee1aef2c132bf95ecc026a11b7bf3c01c02e"
+checksum = "5e719e8df665df0d1c8fbfd238015744736151d4445ec0836b8e628aae103b77"
 dependencies = [
  "unicode-ident",
 ]
@@ -949,9 +971,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.35"
+version = "1.0.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "291ec9ab5efd934aaf503a6466c5d5251535d108ee747472c3977cc5acc868ef"
+checksum = "0fa76aaf39101c457836aec0ce2316dbdc3ab723cdda1c6bd4e6ad4208acaca7"
 dependencies = [
  "proc-macro2",
 ]
@@ -1159,6 +1181,16 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "serde-value"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3a1a3341211875ef120e117ea7fd5228530ae7e7036a779fdc9117be6b3282c"
+dependencies = [
+ "ordered-float",
+ "serde",
+]
+
 [[package]]
 name = "serde_derive"
 version = "1.0.204"
@@ -1167,7 +1199,7 @@ checksum = "e0cd7e117be63d3c3678776753929474f3b04a43a080c744d6b0ae2a8c28e222"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -1189,7 +1221,7 @@ checksum = "6c64451ba24fc7a6a2d60fc75dd9c83c90903b19028d4eff35e88fc1e86564e9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -1231,9 +1263,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.53"
+version = "2.0.72"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7383cd0e49fff4b6b90ca5670bfd3e9d6a733b3f90c686605aa7eec8c4996032"
+checksum = "dc4b9b9bf2add8093d3f2c0204471e951b2285580335de42f9d2534f3ae7a8af"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1291,7 +1323,7 @@ checksum = "d20468752b09f49e909e55a5d338caa8bedf615594e9d80bc4c565d30faf798c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -1371,7 +1403,7 @@ checksum = "5f5ae998a069d4b5aba8ee9dad856af7d520c3699e6159b185c2acd48155d39a"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -1438,7 +1470,7 @@ checksum = "84fd902d4e0b9a4b27f2f440108dc034e1758628a9b702f8ec61ad66355422fa"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -1466,7 +1498,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]
 
 [[package]]
@@ -1478,6 +1510,12 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "typeid"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "059d83cc991e7a42fc37bd50941885db0888e34209f8cfd9aab07ddec03bc9cf"
+
 [[package]]
 name = "typenum"
 version = "1.17.0"
@@ -1723,5 +1761,5 @@ checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.53",
+ "syn 2.0.72",
 ]

Cargo.toml

@@ -25,7 +25,7 @@ graphviz-rust = "0.9.0"
 lazy_static = "1.5.0"
 lsp-server = "0.7.6"
 lsp-types = "0.97.0"
-mlua = { version = "0.9.9", features = ["lua54", "vendored"] }
+mlua = { version = "0.9.9", features = ["lua54", "vendored", "serialize"] }
 regex = "1.10.3"
 rusqlite = "0.31.0"
 rust-crypto = "0.2.36"

docs/template.nml

@@ -25,3 +25,8 @@ function make_doc(categories, title, page_title)
 	nml.variable.insert("compiler.output", page_title .. ".html")
 end
 >@
+
+@@style.section = {
+	"link_pos": "Before",
+	"link": ["", "🔗 ", " "]
+}

src/compiler/navigation.rs

@@ -7,7 +7,7 @@ use super::compiler::Target;
 
 #[derive(Debug, Default)]
 pub struct NavEntry {
-	pub(self) entries: Vec<(String, String)>,
+	pub(self) entries: Vec<(String, String, Option<String>)>,
 	pub(self) children: HashMap<String, NavEntry>,
 }
 
@@ -34,7 +34,7 @@ impl NavEntry {
 					depth: usize,
 				) {
 					// Orphans = Links
-					for (title, path) in &entry.entries {
+					for (title, path, _) in &entry.entries {
 						result.push_str(
 							format!(
 								r#"<li><a href="{}">{}</a></li>"#,
@@ -75,6 +75,36 @@ impl NavEntry {
 		}
 		result
 	}
+
+	/// Gets the insert index of the entry inside an already sorted entry list
+	fn sort_entry(
+		title: &String,
+		previous: &Option<String>,
+		entries: &Vec<(String, String, Option<String>)>,
+	) -> usize {
+		let mut insert_at = 0;
+		if let Some(previous) = &previous
+		// Using sort key
+		{
+			for (i, (ent_title, _, _)) in entries.iter().enumerate() {
+				if ent_title == previous {
+					insert_at = i + 1;
+					break;
+				}
+			}
+		}
+
+		// Then sort alphabetically
+		for (ent_title, _, ent_previous) in entries.iter().skip(insert_at) {
+			if (previous.is_some() && ent_previous != previous) || ent_title > title {
+				break;
+			}
+
+			insert_at += 1;
+		}
+
+		insert_at
+	}
 }
 
 pub fn create_navigation(docs: &Vec<CompiledDocument>) -> Result<NavEntry, String> {
@@ -83,12 +113,16 @@ pub fn create_navigation(docs: &Vec<CompiledDocument>) -> Result<NavEntry, Strin
 		children: HashMap::new(),
 	};
 
+	// All paths (for duplicate checking)
+	let mut all_paths = HashMap::new();
+
 	for doc in docs {
 		let cat = doc.get_variable("nav.category");
 		let subcat = doc.get_variable("nav.subcategory");
 		let title = doc
 			.get_variable("nav.title")
 			.or(doc.get_variable("doc.title"));
+		let previous = doc.get_variable("nav.previous").map(|s| s.clone());
 		let path = doc.get_variable("compiler.output");
 
 		let (title, path) = match (title, path) {
@@ -142,8 +176,67 @@ pub fn create_navigation(docs: &Vec<CompiledDocument>) -> Result<NavEntry, Strin
 			&mut nav
 		};
 
-		pent.entries.push((title.clone(), path.clone()))
+		// Find duplicates titles in current parent
+		for (ent_title, _, _) in &pent.entries {
+			if ent_title == title {
+				return Err(format!(
+					"Conflicting entry title `{title}` for entries with the same parent: ({})",
+					pent.entries
+						.iter()
+						.map(|(title, _, _)| title.clone())
+						.collect::<Vec<_>>()
+						.join(", ")
+				));
+			}
+		}
+
+		// Find duplicate paths
+		if let Some(dup_title) = all_paths.get(path) {
+			return Err(format!("Conflicting paths: `{path}`. Previously used for entry: `{dup_title}`, conflicting use in `{title}`"));
+		}
+		all_paths.insert(path.clone(), title.clone());
+
+		pent.entries.insert(
+			NavEntry::sort_entry(title, &previous, &pent.entries),
+			(title.clone(), path.clone(), previous),
+		);
 	}
 
 	Ok(nav)
 }
+
+#[cfg(test)]
+mod tests {
+	use super::*;
+
+	#[test]
+	fn sort() {
+		let entries: Vec<(String, String, Option<String>)> = vec![
+			("Root".into(), "".into(), None),
+			("First".into(), "".into(), Some("Root".into())),
+			("1".into(), "".into(), Some("First".into())),
+			("2".into(), "".into(), Some("First".into())),
+		];
+
+		assert_eq!(
+			NavEntry::sort_entry(&"E".into(), &Some("Root".into()), &entries),
+			1
+		);
+		assert_eq!(
+			NavEntry::sort_entry(&"G".into(), &Some("Root".into()), &entries),
+			2
+		);
+		// Orphans
+		assert_eq!(NavEntry::sort_entry(&"Q".into(), &None, &entries), 0);
+		assert_eq!(NavEntry::sort_entry(&"S".into(), &None, &entries), 4);
+
+		assert_eq!(
+			NavEntry::sort_entry(&"1.1".into(), &Some("First".into()), &entries),
+			3
+		);
+		assert_eq!(
+			NavEntry::sort_entry(&"2.1".into(), &Some("First".into()), &entries),
+			4
+		);
+	}
+}

src/document/style.rs

@@ -20,6 +20,13 @@ pub trait ElementStyle: Downcast + core::fmt::Debug {
 
 	/// Serializes sytle into json string
 	fn to_json(&self) -> String;
+
+	/// Attempts to deserialize lua table into a new style
+	fn from_lua(
+		&self,
+		lua: &mlua::Lua,
+		value: mlua::Value,
+	) -> Result<Rc<dyn ElementStyle>, mlua::Error>;
 }
 impl_downcast!(ElementStyle);
 
@@ -31,7 +38,7 @@ pub trait StyleHolder {
 	fn styles_mut(&self) -> RefMut<'_, HashMap<String, Rc<dyn ElementStyle>>>;
 
 	/// Checks if a given style key is registered
-	fn is_registered(&self, style_key: &str) -> bool { self.styles().contains_key(style_key) }
+	fn is_style_registered(&self, style_key: &str) -> bool { self.styles().contains_key(style_key) }
 
 	/// Gets the current active style for an element
 	/// NOTE: Will panic if a style is not defined for a given element
@@ -59,6 +66,15 @@ macro_rules! impl_elementstyle {
 			}
 
 			fn to_json(&self) -> String { serde_json::to_string(self).unwrap() }
+
+			fn from_lua(
+				&self,
+				lua: &mlua::Lua,
+				value: mlua::Value,
+			) -> Result<std::rc::Rc<dyn ElementStyle>, mlua::Error> {
+				mlua::LuaSerdeExt::from_value::<$t>(lua, value)
+					.map(|obj| std::rc::Rc::new(obj) as std::rc::Rc<dyn ElementStyle>)
+			}
 		}
 	};
 }

src/elements/elemstyle.rs

@@ -1,16 +1,24 @@
 use std::any::Any;
 use std::ops::Range;
 use std::rc::Rc;
+use std::sync::Arc;
 
 use ariadne::Fmt;
 use ariadne::Label;
 use ariadne::Report;
 use ariadne::ReportKind;
+use mlua::Error::BadArgument;
+use mlua::Function;
+use mlua::Lua;
+use mlua::LuaSerdeExt;
+use mlua::Table;
+use mlua::Value;
 use regex::Captures;
 use regex::Regex;
 
 use crate::document::document::Document;
 use crate::document::{self};
+use crate::lua::kernel::CTX;
 use crate::parser::parser::Parser;
 use crate::parser::rule::RegexRule;
 use crate::parser::rule::Rule;
@@ -58,71 +66,6 @@ impl ElemStyleRule {
 impl Rule for ElemStyleRule {
 	fn name(&self) -> &'static str { "Element Style" }
 
-	/*
-		fn on_regex_match<'a>(
-			&self,
-			_: usize,
-			parser: &dyn Parser,
-			_document: &'a dyn Document,
-			token: Token,
-			matches: Captures,
-		) -> Vec<Report<'_, (Rc<dyn Source>, Range<usize>)>> {
-			let mut reports = vec![];
-
-
-			// Get value
-			let new_style = if let Some(value) = matches.get(2) {
-				let value_str = match VariableRule::validate_value(value.as_str()) {
-					Err(err) => {
-						reports.push(
-							Report::build(ReportKind::Error, token.source(), value.start())
-								.with_message("Invalid Style Value")
-								.with_label(
-									Label::new((token.source(), value.range()))
-										.with_message(format!(
-											"Value `{}` is not allowed: {err}",
-											value.as_str().fg(parser.colors().highlight)
-										))
-										.with_color(parser.colors().error),
-								)
-								.finish(),
-						);
-						return reports;
-					}
-					Ok(value) => value,
-				};
-
-				// Attempt to serialize
-				match style.from_json(value_str.as_str()) {
-					Err(err) => {
-						reports.push(
-							Report::build(ReportKind::Error, token.source(), value.start())
-								.with_message("Invalid Style Value")
-								.with_label(
-									Label::new((token.source(), value.range()))
-										.with_message(format!(
-											"Failed to serialize `{}` into style with key `{}`: {err}",
-											value_str.fg(parser.colors().highlight),
-											style.key().fg(parser.colors().info)
-										))
-										.with_color(parser.colors().error),
-								)
-								.finish(),
-						);
-						return reports;
-					}
-					Ok(style) => style,
-				}
-			} else {
-				panic!("Unknown error")
-			};
-
-			parser.set_style(new_style);
-
-			reports
-		}
-	*/
-
 	fn next_match(&self, cursor: &Cursor) -> Option<(usize, Box<dyn Any>)> {
 		self.start_re
 			.find_at(cursor.source.content(), cursor.pos)
@@ -164,7 +107,7 @@ impl Rule for ElemStyleRule {
 			}
 
 			// Check if key exists
-			if !parser.is_registered(trimmed) {
+			if !parser.is_style_registered(trimmed) {
 				reports.push(
 					Report::build(ReportKind::Error, cursor.source.clone(), key.start())
 						.with_message("Unknown Style Key")
@@ -240,4 +183,46 @@ impl Rule for ElemStyleRule {
 
 		(cursor, reports)
 	}
+
+	fn lua_bindings<'lua>(&self, lua: &'lua Lua) -> Option<Vec<(String, Function<'lua>)>> {
+		let mut bindings = vec![];
+
+		bindings.push((
+			"set".to_string(),
+			lua.create_function(|lua, (style_key, new_style): (String, Value)| {
+				let mut result = Ok(());
+				CTX.with_borrow(|ctx| {
+					ctx.as_ref().map(|ctx| {
+						if !ctx.parser.is_style_registered(style_key.as_str()) {
+							result = Err(BadArgument {
+								to: Some("set".to_string()),
+								pos: 1,
+								name: Some("style_key".to_string()),
+								cause: Arc::new(mlua::Error::external(format!(
+									"Unable to find style with key: {style_key}"
+								))),
+							});
+							return;
+						}
+
+						let style = ctx.parser.current_style(style_key.as_str());
+						let new_style = match style.from_lua(lua, new_style) {
+							Err(err) => {
+								result = Err(err);
+								return;
+							}
+							Ok(new_style) => new_style,
+						};
+
+						ctx.parser.set_current_style(new_style);
+					})
+				});
+
+				result
+			})
+			.unwrap(),
+		));
+
+		Some(bindings)
+	}
 }

src/elements/reference.rs

@@ -81,7 +81,7 @@ impl ReferenceRule {
 			),
 		);
 		Self {
-			re: [Regex::new(r"§\{(.*)\}(\[((?:\\.|[^\\\\])*?)\])?").unwrap()],
+			re: [Regex::new(r"§\{(.*?)\}(\[((?:\\.|[^\\\\])*?)\])?").unwrap()],
 			properties: PropertyParser{ properties: props },
 		}
 	}

src/elements/section.rs

@@ -46,16 +46,17 @@ impl Element for Section {
 		match compiler.target() {
 			Target::HTML => {
 				// Section numbering
-				let number = if (self.kind & section_kind::NO_NUMBER) == section_kind::NO_NUMBER {
+				let number = if (self.kind & section_kind::NO_NUMBER) != section_kind::NO_NUMBER {
 					let numbering = compiler.section_counter(self.depth);
-					let number = " ".to_string()
+
-						+ numbering
+					let mut result = String::new();
-							.iter()
+					for num in numbering.iter()
-							.map(|n| n.to_string())
+					{
-							.collect::<Vec<_>>()
+						result = result + num.to_string().as_str() + ".";
-							.join(".")
+					}
-							.as_str();
+					result += " ";
-					number
+
+					result
 				} else {
 					String::new()
 				};
@@ -71,8 +72,10 @@ impl Element for Section {
 
 				let refname = Compiler::refname(compiler.target(), self.title.as_str());
 				let link = format!(
-					"<a class=\"section-link\" href=\"#{refname}\">{}</a>",
+					"{}<a class=\"section-link\" href=\"#{refname}\">{}</a>{}",
-					Compiler::sanitize(compiler.target(), self.style.link.as_str())
+					Compiler::sanitize(compiler.target(), self.style.link[0].as_str()),
+					Compiler::sanitize(compiler.target(), self.style.link[1].as_str()),
+					Compiler::sanitize(compiler.target(), self.style.link[2].as_str())
 				);
 
 				if self.style.link_pos == SectionLinkPos::After {
@@ -123,7 +126,7 @@ impl ReferenceableElement for Section {
 				);
 
 				Ok(format!(
-					"<a class=\"section-ref\" href=\"#{}\">{caption}</a>",
+					"<a class=\"section-reference\" href=\"#{}\">{caption}</a>",
 					Compiler::refname(compiler.target(), self.title.as_str())
 				))
 			}
@@ -390,14 +393,14 @@ mod section_style {
 	#[derive(Debug, Serialize, Deserialize)]
 	pub struct SectionStyle {
 		pub link_pos: SectionLinkPos,
-		pub link: String,
+		pub link: [String; 3],
 	}
 
 	impl Default for SectionStyle {
 		fn default() -> Self {
 			Self {
-				link_pos: SectionLinkPos::After,
+				link_pos: SectionLinkPos::Before,
-				link: "🔗".to_string(),
+				link: ["".into(), "🔗".into(), " ".into()],
 			}
 		}
 	}

src/lsp/parser.rs

@@ -1,6 +1,6 @@
 use std::{cell::{RefCell, RefMut}, collections::HashMap, rc::Rc};
 
-use crate::{document::{document::Document, element::Element}, lua::kernel::{Kernel, KernelHolder}, parser::{parser::{Parser, ReportColors}, rule::Rule, source::{Cursor, Source}, state::StateHolder}};
+use crate::{document::{document::Document, element::Element, style::{ElementStyle, StyleHolder}}, lua::kernel::{Kernel, KernelHolder}, parser::{parser::{Parser, ReportColors}, rule::Rule, source::{Cursor, Source}, state::StateHolder}};
 
 #[derive(Debug, Clone)]
 pub struct LineCursor
@@ -146,3 +146,13 @@ impl KernelHolder for LsParser
 		self.get_kernel(name.as_str()).unwrap()
     }
 }
+
+impl StyleHolder for LsParser {
+    fn styles(&self) -> std::cell::Ref<'_, HashMap<String, Rc<dyn ElementStyle>>> {
+        todo!()
+    }
+
+    fn styles_mut(&self) -> RefMut<'_, HashMap<String, Rc<dyn ElementStyle>>> {
+        todo!()
+    }
+}

src/lua/kernel.rs

@@ -1,11 +1,13 @@
-use std::cell::{RefCell, RefMut};
+use std::cell::RefCell;
+use std::cell::RefMut;
 
 use mlua::Lua;
 
-use crate::{document::document::Document, parser::{parser::Parser, source::Token}};
+use crate::document::document::Document;
+use crate::parser::parser::Parser;
+use crate::parser::source::Token;
 
-pub struct KernelContext<'a, 'b>
+pub struct KernelContext<'a, 'b> {
-{
 	pub location: Token,
 	pub parser: &'a dyn Parser,
 	pub document: &'b dyn Document<'b>,
@@ -17,8 +19,7 @@ thread_local! {
 }
 
 #[derive(Debug)]
-pub struct Kernel
+pub struct Kernel {
-{
 	lua: Lua,
 }
 
@@ -32,15 +33,12 @@ impl Kernel {
 		{
 			let nml_table = lua.create_table().unwrap();
 
-			for rule in parser.rules()
+			for rule in parser.rules() {
-			{
+				if let Some(bindings) = rule.lua_bindings(&lua) {
-				if let Some(bindings) = rule.lua_bindings(&lua)
-				{
 					let table = lua.create_table().unwrap();
-					let name = rule.name().to_lowercase();
+					let name = rule.name().to_lowercase().replace(' ', "_");
 
-					for (fun_name, fun) in bindings
+					for (fun_name, fun) in bindings {
-					{
 						table.set(fun_name, fun).unwrap();
 					}
 
@@ -57,10 +55,9 @@ impl Kernel {
 	///
 	/// This is the only way lua code shoule be ran, because exported
 	/// functions may require the context in order to operate
-	pub fn run_with_context<T, F>(&self, context: KernelContext, f: F)
+	pub fn run_with_context<T, F>(&self, context: KernelContext, f: F) -> T
-		-> T
 	where
-		F: FnOnce(&Lua) -> T
+		F: FnOnce(&Lua) -> T,
 	{
 		CTX.set(Some(unsafe { std::mem::transmute(context) }));
 		let ret = f(&self.lua);
@@ -70,8 +67,7 @@ impl Kernel {
 	}
 }
 
-pub trait KernelHolder
+pub trait KernelHolder {
-{
 	fn get_kernel(&self, name: &str) -> Option<RefMut<'_, Kernel>>;
 
 	fn insert_kernel(&self, name: String, kernel: Kernel) -> RefMut<'_, Kernel>;