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.rs

@@ -1,3 +1,5 @@
+#![allow(deprecated)]
+
 macro_rules! twoway {
     (
         $(
@@ -22,35 +24,38 @@ macro_rules! twoway {
         )*
     };
 }
-
 twoway![
     attributes,
+    basic_expr,
     collapse_expr,
     comments,
     commentshard,
     complex,
+    docsite,
     emoji,
+    fat_exprs,
     ifchain_forloop,
     immediate_expr,
     key,
+    letsome,
     long_exprs,
     long,
     manual_props,
+    many_exprs,
     messy_indent,
+    misplaced,
     multirsx,
+    nested,
     raw_strings,
     reallylong,
+    shorthand,
     simple,
+    skip,
+    spaces,
+    staged,
     t2,
     tiny,
     tinynoopt,
     trailing_expr,
-    many_exprs,
-    shorthand,
-    docsite,
-    letsome,
-    fat_exprs,
-    nested,
-    staged,
-    misplaced
+    oneline
 ];