Fix a few clippy lints

macros/src/func.rs

@@ -44,7 +44,7 @@ pub fn func(item: syn::Item) -> Result<TokenStream> {
         let vis = &item.vis;
         let ident = &item.sig.ident;
         let s = ident.to_string();
-        let mut chars = s.trim_end_matches("_").chars();
+        let mut chars = s.trim_end_matches('_').chars();
         let ty = quote::format_ident!(
             "{}{}Func",
             chars.next().unwrap().to_ascii_uppercase(),
@@ -98,8 +98,8 @@ pub fn section(docs: &mut String, title: &str, level: usize) -> Option<String> {
     let rest = &docs[start..];
     let len = rest[1..]
         .find("\n# ")
-        .or(rest[1..].find("\n## "))
-        .or(rest[1..].find("\n### "))
+        .or_else(|| rest[1..].find("\n## "))
+        .or_else(|| rest[1..].find("\n### "))
         .map(|x| 1 + x)
         .unwrap_or(rest.len());
     let end = start + len;

macros/src/node.rs

@@ -220,7 +220,7 @@ fn create(node: &Node) -> Result<TokenStream> {
     let scope = quote::format_ident!("__{}_keys", node.self_name);
 
     for property in node.properties.iter() {
-        let (key, module) = create_property_module(node, &property);
+        let (key, module) = create_property_module(node, property);
         modules.push(module);
 
         let name = &property.name;

src/export/pdf/image.rs

@@ -20,7 +20,7 @@ pub fn write_images(ctx: &mut PdfContext) {
         match image.decode().unwrap().as_ref() {
             DecodedImage::Raster(dynamic, format) => {
                 // TODO: Error if image could not be encoded.
-                let (data, filter, has_color) = encode_image(*format, &dynamic).unwrap();
+                let (data, filter, has_color) = encode_image(*format, dynamic).unwrap();
                 let mut image = ctx.writer.image_xobject(image_ref, &data);
                 image.filter(filter);
                 image.width(width as i32);
@@ -37,7 +37,7 @@ pub fn write_images(ctx: &mut PdfContext) {
                 // Add a second gray-scale image containing the alpha values if
                 // this image has an alpha channel.
                 if dynamic.color().has_alpha() {
-                    let (alpha_data, alpha_filter) = encode_alpha(&dynamic);
+                    let (alpha_data, alpha_filter) = encode_alpha(dynamic);
                     let mask_ref = ctx.alloc.bump();
                     image.s_mask(mask_ref);
                     image.finish();
@@ -52,7 +52,7 @@ pub fn write_images(ctx: &mut PdfContext) {
             }
             DecodedImage::Svg(svg) => {
                 let next_ref = svg2pdf::convert_tree_into(
-                    &svg,
+                    svg,
                     svg2pdf::Options::default(),
                     &mut ctx.writer,
                     image_ref,

src/export/pdf/page.rs

@@ -289,7 +289,7 @@ fn write_frame(ctx: &mut PageContext, frame: &Frame) {
             Element::Image(image, size) => write_image(ctx, x, y, image, *size),
             Element::Meta(meta, size) => match meta {
                 Meta::Link(dest) => write_link(ctx, pos, dest, *size),
-                _ => {}
+                Meta::Node(_, _) => {}
             },
         }
     }

src/export/render.rs

@@ -9,7 +9,7 @@ use tiny_skia as sk;
 use ttf_parser::{GlyphId, OutlineBuilder};
 use usvg::FitTo;
 
-use crate::doc::{Element, Frame, Group, Text};
+use crate::doc::{Element, Frame, Group, Meta, Text};
 use crate::geom::{
     self, Abs, Geometry, Paint, PathElement, Shape, Size, Stroke, Transform,
 };
@@ -58,7 +58,10 @@ fn render_frame(
             Element::Image(image, size) => {
                 render_image(canvas, ts, mask, image, *size);
             }
-            Element::Meta(_, _) => {}
+            Element::Meta(meta, _) => match meta {
+                Meta::Link(_) => {}
+                Meta::Node(_, _) => {}
+            },
         }
     }
 }
@@ -400,7 +403,7 @@ fn scaled_texture(image: &Image, w: u32, h: u32) -> Option<Arc<sk::Pixmap>> {
         }
         DecodedImage::Svg(tree) => {
             resvg::render(
-                &tree,
+                tree,
                 FitTo::Size(w, h),
                 sk::Transform::identity(),
                 pixmap.as_mut(),

src/ide/tooltip.rs

@@ -26,7 +26,7 @@ fn function_tooltip(world: &dyn World, leaf: &LinkedNode) -> Option<String> {
         if let Some(Value::Func(func)) = world.library().scope.get(&ident);
         if let Some(info) = func.info();
         then {
-            return Some(plain_docs_sentence(&info.docs));
+            return Some(plain_docs_sentence(info.docs));
         }
     }
 

src/image.rs

@@ -140,8 +140,8 @@ fn determine_size(data: &Buffer, format: ImageFormat) -> StrResult<(u32, u32)> {
         }
         ImageFormat::Vector(VectorFormat::Svg) => {
             let opts = usvg::Options::default();
-            let tree = usvg::Tree::from_data(&data, &opts.to_ref())
-                .map_err(format_usvg_error)?;
+            let tree =
+                usvg::Tree::from_data(data, &opts.to_ref()).map_err(format_usvg_error)?;
 
             let size = tree.svg_node().size;
             let width = size.width().ceil() as u32;

src/model/array.rs

@@ -183,7 +183,7 @@ impl Array {
 
     /// Transform each item in the array with a function.
     pub fn map(&self, vm: &Vm, func: Func) -> SourceResult<Self> {
-        if func.argc().map_or(false, |count| count < 1 || count > 2) {
+        if func.argc().map_or(false, |count| !(1..=2).contains(&count)) {
             bail!(func.span(), "function must have one or two parameters");
         }
         let enumerate = func.argc() == Some(2);

src/model/eval.rs

@@ -567,7 +567,7 @@ impl Eval for ast::Ident {
 impl ast::Ident {
     fn eval_in_math(&self, vm: &mut Vm) -> SourceResult<Content> {
         if self.as_untyped().len() == self.len()
-            && matches!(vm.scopes.get(&self), Ok(Value::Func(_)) | Err(_))
+            && matches!(vm.scopes.get(self), Ok(Value::Func(_)) | Err(_))
         {
             Ok((vm.items.symbol)(EcoString::from(self.get()) + ":op".into()))
         } else {
@@ -635,7 +635,7 @@ impl Eval for ast::Str {
     type Output = Value;
 
     fn eval(&self, _: &mut Vm) -> SourceResult<Self::Output> {
-        Ok(Value::Str(self.get().clone().into()))
+        Ok(Value::Str(self.get().into()))
     }
 }
 
@@ -1245,7 +1245,7 @@ impl Eval for ast::ModuleImport {
                         errors.push(error!(ident.span(), "unresolved import"));
                     }
                 }
-                if errors.len() > 0 {
+                if !errors.is_empty() {
                     return Err(Box::new(errors));
                 }
             }

src/model/realize.rs

@@ -39,7 +39,7 @@ pub fn realize(
     for recipe in styles.recipes() {
         let guard = Guard::Nth(n);
         if recipe.applicable(target) && !target.is_guarded(guard) {
-            if let Some(content) = try_apply(vt, &target, recipe, guard)? {
+            if let Some(content) = try_apply(vt, target, recipe, guard)? {
                 realized = Some(content);
                 break;
             }
@@ -92,13 +92,13 @@ fn try_apply(
         }
 
         Some(Selector::Regex(regex)) => {
-            let Some(text) = item!(text_str)(&target) else {
+            let Some(text) = item!(text_str)(target) else {
                 return Ok(None);
             };
 
             let make = |s| {
                 let mut content = item!(text)(s);
-                content.copy_modifiers(&target);
+                content.copy_modifiers(target);
                 content
             };
 
@@ -166,7 +166,7 @@ pub trait Finalize {
 }
 
 /// Guards content against being affected by the same show rule multiple times.
-#[derive(Debug, Copy, Clone, PartialEq, Hash)]
+#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash)]
 pub enum Guard {
     /// The nth recipe from the top of the chain.
     Nth(usize),

src/syntax/ast.rs

@@ -720,7 +720,7 @@ impl Ident {
         self.0.text().trim_start_matches('#')
     }
 
-    /// Take out the container identifier.
+    /// Take out the contained identifier.
     pub fn take(self) -> EcoString {
         let text = self.0.into_text();
         match text.strip_prefix('#') {

src/syntax/node.rs

@@ -861,14 +861,12 @@ mod tests {
         // Find "text".
         let node = LinkedNode::new(source.root()).leaf_at(7).unwrap();
         assert_eq!(node.offset(), 5);
-        assert_eq!(node.len(), 4);
-        assert_eq!(node.kind(), SyntaxKind::Ident);
+        assert_eq!(node.text(), "text");
 
         // Go back to "#set". Skips the space.
         let prev = node.prev_sibling().unwrap();
         assert_eq!(prev.offset(), 0);
-        assert_eq!(prev.len(), 4);
-        assert_eq!(prev.kind(), SyntaxKind::Set);
+        assert_eq!(prev.text(), "#set");
     }
 
     #[test]
@@ -876,15 +874,15 @@ mod tests {
         let source = Source::detached("#set fun(12pt, red)");
         let leaf = LinkedNode::new(source.root()).leaf_at(6).unwrap();
         let prev = leaf.prev_leaf().unwrap();
-        assert_eq!(leaf.kind(), SyntaxKind::Ident);
-        assert_eq!(prev.kind(), SyntaxKind::Set);
+        assert_eq!(leaf.text(), "fun");
+        assert_eq!(prev.text(), "#set");
 
         let source = Source::detached("#let x = 10");
         let leaf = LinkedNode::new(source.root()).leaf_at(9).unwrap();
         let prev = leaf.prev_leaf().unwrap();
         let next = leaf.next_leaf().unwrap();
-        assert_eq!(prev.kind(), SyntaxKind::Eq);
-        assert_eq!(leaf.kind(), SyntaxKind::Space);
-        assert_eq!(next.kind(), SyntaxKind::Int);
+        assert_eq!(prev.text(), "=");
+        assert_eq!(leaf.text(), " ");
+        assert_eq!(next.text(), "10");
     }
 }

src/syntax/parser.rs

@@ -54,7 +54,7 @@ pub(super) fn reparse_markup(
     at_start: &mut bool,
     mut stop: impl FnMut(SyntaxKind) -> bool,
 ) -> Option<Vec<SyntaxNode>> {
-    let mut p = Parser::new(&text, range.start, LexMode::Markup);
+    let mut p = Parser::new(text, range.start, LexMode::Markup);
     while !p.eof() && !stop(p.current) && p.current_start() < range.end {
         if p.newline() {
             *at_start = true;
@@ -512,7 +512,7 @@ fn block(p: &mut Parser) {
 }
 
 pub(super) fn reparse_block(text: &str, range: Range<usize>) -> Option<SyntaxNode> {
-    let mut p = Parser::new(&text, range.start, LexMode::Code);
+    let mut p = Parser::new(text, range.start, LexMode::Code);
     assert!(p.at(SyntaxKind::LeftBracket) || p.at(SyntaxKind::LeftBrace));
     block(&mut p);
     (p.balanced && p.prev_end() == range.end)
@@ -630,7 +630,7 @@ fn item(p: &mut Parser, keyed: bool) -> SyntaxKind {
         Some(SyntaxKind::Ident) => SyntaxKind::Named,
         Some(SyntaxKind::Str) if keyed => SyntaxKind::Keyed,
         _ => {
-            for child in p.post_process(m).next() {
+            for child in p.post_process(m) {
                 if child.kind() == SyntaxKind::Colon {
                     break;
                 }

src/syntax/reparser.rs

@@ -96,7 +96,7 @@ fn try_reparse(
     // contained in things like headings or lists because too much can go wrong
     // with indent and line breaks.
     if node.kind() == SyntaxKind::Markup
-        && (parent_kind == None || parent_kind == Some(SyntaxKind::ContentBlock))
+        && (parent_kind.is_none() || parent_kind == Some(SyntaxKind::ContentBlock))
         && !overlap.is_empty()
     {
         // Add one node of slack in both directions.

src/syntax/source.rs

@@ -291,7 +291,7 @@ struct Line {
 /// Create a line vector.
 fn lines(text: &str) -> Vec<Line> {
     std::iter::once(Line { byte_idx: 0, utf16_idx: 0 })
-        .chain(lines_from(0, 0, &text))
+        .chain(lines_from(0, 0, text))
         .collect()
 }
 

tools/support/typst.tmLanguage.json

@@ -157,7 +157,7 @@
         },
         {
           "name": "keyword.other.typst",
-          "match": "(#)(as|in|from)\\b",
+          "match": "(#)(as|in)\\b",
           "captures": { "1": { "name": "punctuation.definition.keyword.typst" } }
         },
         {
@@ -257,7 +257,7 @@
         },
         {
           "name": "keyword.other.typst",
-          "match": "\\b(let|as|in|from|set|show)\\b"
+          "match": "\\b(let|as|in|set|show)\\b"
         },
         {
           "name": "keyword.control.conditional.typst",