use genemichaels for formatting

src/dylib_flag.rs

@@ -79,7 +79,7 @@ fn wrap_func_body(func: &str) -> Result<String> {
         }
     };
 
-    Ok(prettyplease::unparse(&syn_file))
+    crate::formatting::format(syn_file)
 }
 
 impl RustFunction {

src/formatting.rs

@@ -0,0 +1,7 @@
+use std::collections::HashMap;
+
+use genemichaels::FormatConfig;
+
+pub fn format(file: syn::File) -> anyhow::Result<String> {
+    Ok(genemichaels::format_ast(file, &FormatConfig::default(), HashMap::new())?.rendered)
+}

src/lib.rs

@@ -9,6 +9,7 @@ use std::{
 
 mod build;
 mod dylib_flag;
+mod formatting;
 mod passes;
 mod processor;
 

src/processor/mod.rs

@@ -196,7 +196,7 @@ impl Minimizer {
 
             match has_made_change {
                 ProcessState::Changed | ProcessState::FileInvalidated => {
-                    let result = prettyplease::unparse(&krate);
+                    let result = crate::formatting::format(krate)?;
 
                     change.write(&result)?;