New generics

parser/src/ast/expr.rs

@@ -80,7 +80,7 @@ pub enum Prefix {
     Ref,
     RefMut,
     Deref,
-    New,
+    New(Option<Generics>),
     Not,
     Neg,
     RangeInclusive,

parser/src/grammar.pest

@@ -515,7 +515,7 @@ postfix = {
 deref_px           = { "*" }
 mut_ref_px         = { "&" ~ mutable }
 ref_px             = { "&" }
-new_px             = { "new" }
+new_px             = { "new" ~ generics? }
 not_px             = { "!" }
 neg_px             = { "-" }
 range_start_inc_px = { "..=" }

parser/src/parser/common/expr.rs

@@ -134,7 +134,12 @@ impl<'a> TryFrom<pest::iterators::Pair<'a, Rule>> for Prefix {
             Rule::deref_px => Self::Deref,
             Rule::mut_ref_px => Self::RefMut,
             Rule::ref_px => Self::Ref,
-            Rule::new_px => Self::New,
+            Rule::new_px => Self::New(
+                pair.into_inner()
+                    .next()
+                    .map(|v| v.try_into().get())
+                    .transpose()?,
+            ),
             Rule::not_px => Self::Not,
             Rule::neg_px => Self::Neg,
             Rule::range_start_inc_px => Self::RangeInclusive,

src/codegen.rs

@@ -204,7 +204,7 @@ impl GetRust for Prefix {
             Self::Ref => "&",
             Self::RefMut => "&mut ",
             Self::Not => "!",
-            Self::New => "",
+            Self::New(_) => "",
             Self::Neg => "-",
             Self::RangeInclusive => "..=",
             Self::RangeExclusive => "..",
@@ -249,8 +249,14 @@ impl GetRust for Option<&Vec<Prefix>> {
                 .iter()
                 .last()
                 .map(|p| match p {
-                    Prefix::New => "::new",
+                    Prefix::New(generics) => format!(
-                    _ => "",
+                        "::new{}",
+                        generics
+                            .as_ref()
+                            .map(|v| format!("::{}", v.get_rust()))
+                            .unwrap_or_default(),
+                    ),
+                    _ => String::new(),
                 })
                 .unwrap_or_default()
                 .to_string()