Class constructor (optional)

parser/src/ast.rs

@@ -104,6 +104,7 @@ pub enum Prefix {
     Ref,
     RefMut,
     Deref,
+    New,
 }
 
 #[derive(Debug, Clone, Serialize)]

parser/src/grammar.pest

@@ -167,11 +167,13 @@ prefix = {
     deref_px
   | mut_ref_px
   | ref_px
+| new_px
 }
 
 deref_px   = { "*" }
 mut_ref_px = { "&" ~ mutable }
 ref_px     = { "&" }
+new_px     = { "new" }
 
 expr = {
     prefix* ~ primary ~ postfix*

parser/src/lib.rs

@@ -480,6 +480,7 @@ impl From<pest::iterators::Pair<'_, Rule>> for Prefix {
             Rule::deref_px => Self::Deref,
             Rule::mut_ref_px => Self::RefMut,
             Rule::ref_px => Self::Ref,
+            Rule::new_px => Self::New,
             _ => unimplemented!("{pair:#?}"),
         }
     }

src/codegen.rs

@@ -148,7 +148,12 @@ impl GetRust for Expression {
                 initial,
                 prefixes,
                 postfixes,
-            } => prefixes.get_rust() + &initial.get_rust() + &postfixes.get_rust(),
+            } => {
+                prefixes.get_rust()
+                    + &initial.get_rust()
+                    + &Some(prefixes).get_rust()
+                    + &postfixes.get_rust()
+            }
         }
     }
 }
@@ -159,6 +164,7 @@ impl GetRust for Prefix {
             Self::Deref => "*",
             Self::Ref => "&",
             Self::RefMut => "&mut ",
+            Self::New => "",
         }
         .to_string()
     }
@@ -170,6 +176,23 @@ impl GetRust for [Prefix] {
     }
 }
 
+impl GetRust for Option<&Vec<Prefix>> {
+    fn get_rust(&self) -> String {
+        self.map(|prefixes| {
+            prefixes
+                .iter()
+                .last()
+                .map(|p| match p {
+                    Prefix::New => "::new",
+                    _ => "",
+                })
+                .unwrap_or_default()
+                .to_string()
+        })
+        .unwrap_or_default()
+    }
+}
+
 impl GetRust for Postfix {
     fn get_rust(&self) -> String {
         match self {

test/src/main.mist

@@ -7,6 +7,6 @@ class MyClass {
 }
 
 void main() {
-    var my_class = MyClass::new("World");
+    var my_class = new MyClass("World");
     println!("{}", my_class.message);
 }