chore(all): Small formatting and documentation fixes

- Fixed some imports
- Fixed some error messages
- Removed requirement for `--raster` on `--ppi`

crates/typst-test-cli/src/cli.rs

@@ -485,13 +485,7 @@ pub struct ExportArgs {
     pub pdf: bool,
 
     /// The pixel per inch to use for raster export
-    #[arg(
-        long,
-        visible_alias = "ppi",
-        requires = "raster",
-        default_value_t = 144.0,
-        global = true
-    )]
+    #[arg(long, visible_alias = "ppi", default_value_t = 144.0, global = true)]
     pub pixel_per_inch: f32,
 }
 
@@ -510,7 +504,7 @@ impl Configure for ExportArgs {
         if self.pdf || self.svg {
             ctx.operation_failure(|r| {
                 r.ui()
-                    .error_with(|w| writeln!(w, "PDF and SVGF export are not yet supported"))
+                    .error_with(|w| writeln!(w, "PDF and SVG export are not yet supported"))
             })?;
             anyhow::bail!("Unsupported export mode used");
         }

crates/typst-test-lib/src/compare.rs

@@ -15,8 +15,7 @@ pub mod visual;
 /// and comparing visually.
 #[derive(Debug, Clone, Copy, PartialEq)]
 pub enum Strategy {
-    /// Use visual comparison of raster images, with the given render strategy
-    /// if necessary.
+    /// Use visual comparison of raster images.
     Visual(visual::Strategy),
 }
 

crates/typst-test-lib/src/store/vcs.rs

@@ -1,11 +1,10 @@
 //! Version control support. Contains a default git implementation.
 
 use std::fmt::{Debug, Display};
-use std::fs;
 use std::fs::File;
-use std::io;
 use std::io::{BufRead, BufReader, Read, Write};
 use std::path::{Path, PathBuf};
+use std::{fs, io};
 
 use super::project::{Resolver, TestTarget};
 use crate::test::id::Identifier;
@@ -159,7 +158,8 @@ impl Vcs for Git {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use crate::{_dev, store::project::v1::ResolverV1};
+    use crate::_dev;
+    use crate::store::project::v1::ResolverV1;
 
     #[test]
     fn test_git_ignore_dir_non_existent() {

crates/typst-test-lib/src/test_set.rs

@@ -242,13 +242,13 @@ pub static BUILTIN_TESTSETS: Lazy<TestSets> = Lazy::new(TestSets::default);
 
 /// Builtin test set constructors.
 pub mod builtin {
-    use super::*;
-
     use eval::{
         AllTestSet, CustomTestSet, FnTestSet, IdentifierPattern, IdentifierTarget,
         IdentifierTestSet, IgnoredTestSet, KindTestSet, NoneTestSet,
     };
 
+    use super::*;
+
     /// Returns the `none` test set.
     pub fn none() -> DynTestSet {
         Arc::new(NoneTestSet)
@@ -359,11 +359,11 @@ pub mod builtin {
 
 /// Test set expression builders.
 pub mod expr {
-    use super::*;
-
     use eval::{BinaryTestSet, UnaryTestSet};
     use parsing::{Atom, BinaryExpr, BinaryOp, Expr, Function, UnaryExpr, UnaryOp, Value};
 
+    use super::*;
+
     /// Creates the omplement `!a`.
     pub fn complement(a: DynTestSet) -> DynTestSet {
         Arc::new(UnaryTestSet::Complement(a))