Split out four new crates (#5302)

1 files changed, 35 insertions, 0 deletions

diff --git a/crates/typst-library/src/math/root.rs b/crates/typst-library/src/math/root.rs
new file mode 100644
index 00000000..e25c6d42
--- /dev/null
+++ b/crates/typst-library/src/math/root.rs
@@ -0,0 +1,35 @@
+use typst_syntax::Span;
+
+use crate::foundations::{elem, func, Content, NativeElement};
+use crate::math::Mathy;
+
+/// A square root.
+///
+/// ```example
+/// $ sqrt(3 - 2 sqrt(2)) = sqrt(2) - 1 $
+/// ```
+#[func(title = "Square Root")]
+pub fn sqrt(
+    /// The call span of this function.
+    span: Span,
+    /// The expression to take the square root of.
+    radicand: Content,
+) -> Content {
+    RootElem::new(radicand).pack().spanned(span)
+}
+
+/// A general root.
+///
+/// ```example
+/// $ root(3, x) $
+/// ```
+#[elem(Mathy)]
+pub struct RootElem {
+    /// Which root of the radicand to take.
+    #[positional]
+    pub index: Option<Content>,
+
+    /// The expression to take the root of.
+    #[required]
+    pub radicand: Content,
+}