State

3 files changed, 5 insertions, 14 deletions

diff --git a/src/eval/library.rs b/src/eval/library.rs
index 45c23d17..0e0b38aa 100644
--- a/src/eval/library.rs
+++ b/src/eval/library.rs
@@ -90,9 +90,8 @@ pub struct LangItems {
     pub math_accent: fn(base: Content, accent: char) -> Content,
     /// A fraction in a formula: `x/2`.
     pub math_frac: fn(num: Content, denom: Content) -> Content,
-    /// Dispatch a method on a counter. This is hacky and should be superseded
-    /// by more dynamic method dispatch.
-    pub counter_method: fn(
+    /// Dispatch a method on a library value.
+    pub library_method: fn(
         dynamic: &Dynamic,
         method: &str,
         args: Args,
diff --git a/src/eval/methods.rs b/src/eval/methods.rs
index a449ac16..036f7ba2 100644
--- a/src/eval/methods.rs
+++ b/src/eval/methods.rs
@@ -135,11 +135,7 @@ pub fn call(
         },
 
         Value::Dyn(dynamic) => {
-            if dynamic.type_name() == "counter" {
-                return (vm.items.counter_method)(&dynamic, method, args, span);
-            }
-
-            return missing();
+            return (vm.items.library_method)(&dynamic, method, args, span);
         }
 
         _ => return missing(),
@@ -296,6 +292,7 @@ pub fn methods_on(type_name: &str) -> &[(&'static str, bool)] {
             ("step", true),
             ("update", true),
         ],
+        "state" => &[("get", true), ("final", true), ("update", true)],
         _ => &[],
     }
 }
diff --git a/src/model/content.rs b/src/model/content.rs
index 11ad635f..bd24829d 100644
--- a/src/model/content.rs
+++ b/src/model/content.rs
@@ -40,12 +40,7 @@ enum Modifier {
 
 impl Content {
     /// Create a content of the given node kind.
-    pub fn new<T: Node>() -> Self {
-        Self::new_of(T::id())
-    }
-
-    /// Create a content of the given node kind.
-    pub fn new_of(id: NodeId) -> Self {
+    pub fn new(id: NodeId) -> Self {
         Self {
             id,
             span: Span::detached(),