Unify `EvalMode` and `LexMode` into `SyntaxMode` (#6432)

2 files changed, 19 insertions, 4 deletions

diff --git a/crates/typst-library/src/foundations/cast.rs b/crates/typst-library/src/foundations/cast.rs
index 73645491..5e0ba688 100644
--- a/crates/typst-library/src/foundations/cast.rs
+++ b/crates/typst-library/src/foundations/cast.rs
@@ -9,7 +9,7 @@ use std::ops::Add;
 
 use ecow::eco_format;
 use smallvec::SmallVec;
-use typst_syntax::{Span, Spanned};
+use typst_syntax::{Span, Spanned, SyntaxMode};
 use unicode_math_class::MathClass;
 
 use crate::diag::{At, HintedStrResult, HintedString, SourceResult, StrResult};
@@ -460,6 +460,21 @@ impl FromValue for Never {
 }
 
 cast! {
+    SyntaxMode,
+    self => IntoValue::into_value(match self {
+        SyntaxMode::Markup => "markup",
+        SyntaxMode::Math => "math",
+        SyntaxMode::Code => "code",
+    }),
+    /// Evaluate as markup, as in a Typst file.
+    "markup" => SyntaxMode::Markup,
+    /// Evaluate as math, as in an equation.
+    "math" => SyntaxMode::Math,
+    /// Evaluate as code, as after a hash.
+    "code" => SyntaxMode::Code,
+}
+
+cast! {
     MathClass,
     self => IntoValue::into_value(match self {
         MathClass::Normal => "normal",
diff --git a/crates/typst-library/src/foundations/mod.rs b/crates/typst-library/src/foundations/mod.rs
index d42be15b..6840f855 100644
--- a/crates/typst-library/src/foundations/mod.rs
+++ b/crates/typst-library/src/foundations/mod.rs
@@ -69,6 +69,7 @@ pub use self::ty::*;
 pub use self::value::*;
 pub use self::version::*;
 pub use typst_macros::{scope, ty};
+use typst_syntax::SyntaxMode;
 
 #[rustfmt::skip]
 #[doc(hidden)]
@@ -83,7 +84,6 @@ use typst_syntax::Spanned;
 
 use crate::diag::{bail, SourceResult, StrResult};
 use crate::engine::Engine;
-use crate::routines::EvalMode;
 use crate::{Feature, Features};
 
 /// Hook up all `foundations` definitions.
@@ -273,8 +273,8 @@ pub fn eval(
     /// #eval("1_2^3", mode: "math")
     /// ```
     #[named]
-    #[default(EvalMode::Code)]
-    mode: EvalMode,
+    #[default(SyntaxMode::Code)]
+    mode: SyntaxMode,
     /// A scope of definitions that are made available.
     ///
     /// ```example