Add type skeleton in HIR

Author: AlSchlo

optd-dsl/src/analyzer/hir.rs

@@ -0,0 +1,29 @@
+/*pub type Identifier = String;
+
+pub enum Expr {
+    IfThenElse {
+        cond: Typed<Expr>,
+        then: Typed<Expr>,
+        otherwise: Typed<Expr>,
+    },
+    Ref(Identifier),
+    Value(i64),
+}
+
+#[derive(Clone, PartialEq, Eq, Debug)]
+pub struct Typed<T> {
+    pub value: Box<T>,
+    pub ty: Type,
+}
+
+impl<T> Typed<T> {
+    pub fn new(value: T, ty: Type) -> Self {
+        Self {
+            value: Box::new(value),
+            ty,
+        }
+    }
+}
+
+pub struct HIR {}
+*/

optd-dsl/src/analyzer/mod.rs

@@ -0,0 +1,2 @@
+pub mod hir;
+pub mod r#type;