3 files changed, 48 insertions, 8 deletions
diff --git a/library/src/math/matrix.rs b/library/src/math/matrix.rs
index 2d32f4b5..21294b71 100644
--- a/library/src/math/matrix.rs
+++ b/library/src/math/matrix.rs
@@ -1,6 +1,8 @@
 use super::*;
 
 /// A column vector.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -52,17 +54,19 @@ pub enum Delimiter {
 
 castable! {
     Delimiter,
-    Expected: "type of bracket or bar",
-    Value::Str(s) => match s.as_str() {
-        "(" => Self::Paren,
-        "[" => Self::Bracket,
-        "{" => Self::Brace,
-        "|" => Self::Bar,
-        _ => Err("expected \"(\", \"[\", \"{\", or \"|\"")?,
-    },
+    /// Delimit matrices with parentheses.
+    "(" => Self::Paren,
+    /// Delimit matrices with brackets.
+    "[" => Self::Bracket,
+    /// Delimit matrices with curly braces.
+    "{" => Self::Brace,
+    /// Delimit matrices with vertical bars.
+    "|" => Self::Bar,
 }
 
 /// A case distinction.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
diff --git a/library/src/math/mod.rs b/library/src/math/mod.rs
index 59c621e8..41cdb9f5 100644
--- a/library/src/math/mod.rs
+++ b/library/src/math/mod.rs
@@ -15,6 +15,8 @@ use crate::prelude::*;
 use crate::text::{FontFamily, LinebreakNode, SpaceNode, SymbolNode, TextNode};
 
 /// A piece of a mathematical formula.
+///
+/// Tags: math.
 #[func]
 #[capable(Show, Layout, Inline, Texify)]
 #[derive(Debug, Clone, Hash)]
@@ -244,6 +246,8 @@ impl Texify for Content {
 }
 
 /// An atom in a math formula: `x`, `+`, `12`.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -283,6 +287,8 @@ impl Texify for AtomNode {
 }
 
 /// An accented node.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -358,6 +364,8 @@ impl Texify for AccNode {
 }
 
 /// A fraction.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -389,6 +397,8 @@ impl Texify for FracNode {
 }
 
 /// A binomial.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -420,6 +430,8 @@ impl Texify for BinomNode {
 }
 
 /// A sub- and/or superscript.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -456,6 +468,8 @@ impl Texify for ScriptNode {
 }
 
 /// A math alignment point: `&`, `&&`.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -471,6 +485,8 @@ impl Texify for AlignPointNode {
 }
 
 /// A square root.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -493,6 +509,8 @@ impl Texify for SqrtNode {
 }
 
 /// A floored expression.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -515,6 +533,8 @@ impl Texify for FloorNode {
 }
 
 /// A ceiled expression.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
diff --git a/library/src/math/style.rs b/library/src/math/style.rs
index 0fdff740..444b1fb4 100644
--- a/library/src/math/style.rs
+++ b/library/src/math/style.rs
@@ -1,6 +1,8 @@
 use super::*;
 
 /// Serif (roman) font style.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -23,6 +25,8 @@ impl Texify for SerifNode {
 }
 
 /// Sans-serif font style.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -45,6 +49,8 @@ impl Texify for SansNode {
 }
 
 /// Bold font style.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -67,6 +73,8 @@ impl Texify for BoldNode {
 }
 
 /// Italic font style.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -89,6 +97,8 @@ impl Texify for ItalNode {
 }
 
 /// Calligraphic font style.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -111,6 +121,8 @@ impl Texify for CalNode {
 }
 
 /// Fraktur font style.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -133,6 +145,8 @@ impl Texify for FrakNode {
 }
 
 /// Monospace font style.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]
@@ -155,6 +169,8 @@ impl Texify for MonoNode {
 }
 
 /// Blackboard bold (double-struck) font style.
+///
+/// Tags: math.
 #[func]
 #[capable(Texify)]
 #[derive(Debug, Hash)]