Fix: #2604, Fix: #2240, Fix: #2341, Fix #1355 - Better error handling and and spaces handling in autofmt (#2736)

* add new autofmt sample
* Feat: implement rustfmt::skip support for rsx
* generally improve error handling with better expect messages
* wip: nested rsx formatting and expression formatting
* nested rsx formatting works
* collapse autofmt crate
* cast indent through macros
* use proper whitespace
* no more eating comments!
* Use proper error handling

packages/autofmt/tests/samples/ifchain_forloop.rsx

@@ -24,4 +24,15 @@ rsx! {
     } else {
         h3 {}
     }
+
+    div {
+        class: "asdasd",
+        class: if expr { "asdasd" } else { "asdasd" },
+        class: if expr { "asdasd" },
+        class: if expr { "asdasd" } else if expr { "asdasd" } else { "asdasd" },
+
+        // comments?
+        class: if expr { "asdasd" } else if expr { "asdasd" } else { "asdasd" }, // comments!!?
+        // comments?
+    }
 }