add conditional noop render back

It makes it much slower without stubbing this out

helix-core/src/auto_pairs.rs

@@ -7,7 +7,6 @@ use std::collections::HashMap;
 use smallvec::SmallVec;
 
 // Heavily based on https://github.com/codemirror/closebrackets/
-
 pub const DEFAULT_PAIRS: &[(char, char)] = &[
     ('(', ')'),
     ('{', '}'),

helix-term/src/application.rs

@@ -253,6 +253,10 @@ impl Application {
         Ok(app)
     }
 
+    #[cfg(feature = "integration")]
+    fn render(&mut self) {}
+
+    #[cfg(not(feature = "integration"))]
     fn render(&mut self) {
         let compositor = &mut self.compositor;
 

helix-term/src/commands.rs

@@ -2504,13 +2504,6 @@ fn insert_at_line_end(cx: &mut Context) {
     doc.set_selection(view.id, selection);
 }
 
-/// Sometimes when applying formatting changes we want to mark the buffer as unmodified, for
-/// example because we just applied the same changes while saving.
-enum Modified {
-    SetUnmodified,
-    LeaveModified,
-}
-
 // Creates an LspCallback that waits for formatting changes to be computed. When they're done,
 // it applies them, but only if the doc hasn't changed.
 //
@@ -2519,7 +2512,6 @@ enum Modified {
 async fn make_format_callback(
     doc_id: DocumentId,
     doc_version: i32,
-    modified: Modified,
     format: impl Future<Output = Result<Transaction, FormatterError>> + Send + 'static,
 ) -> anyhow::Result<job::Callback> {
     let format = format.await?;
@@ -2536,17 +2528,15 @@ async fn make_format_callback(
             doc.append_changes_to_history(view.id);
             doc.detect_indent_and_line_ending();
             view.ensure_cursor_in_view(doc, scrolloff);
-            if let Modified::SetUnmodified = modified {
-                doc.reset_modified();
-            }
         } else {
             log::info!("discarded formatting changes because the document changed");
         }
     });
+
     Ok(call)
 }
 
-#[derive(PartialEq)]
+#[derive(PartialEq, Eq)]
 pub enum Open {
     Below,
     Above,

helix-term/src/commands/typed.rs

@@ -273,12 +273,7 @@ fn write_impl(
     let fmt = if auto_format {
         doc.auto_format().map(|fmt| {
             let shared = fmt.shared();
-            let callback = make_format_callback(
+            let callback = make_format_callback(doc.id(), doc.version(), shared.clone());
-                doc.id(),
-                doc.version(),
-                Modified::SetUnmodified,
-                shared.clone(),
-            );
             jobs.callback(callback);
             shared
         })
@@ -346,8 +341,7 @@ fn format(
 
     let doc = doc!(cx.editor);
     if let Some(format) = doc.format() {
-        let callback =
+        let callback = make_format_callback(doc.id(), doc.version(), format);
-            make_format_callback(doc.id(), doc.version(), Modified::LeaveModified, format);
         cx.jobs.callback(callback);
     }
 
@@ -593,12 +587,7 @@ fn write_all_impl(
         let fmt = if auto_format {
             doc.auto_format().map(|fmt| {
                 let shared = fmt.shared();
-                let callback = make_format_callback(
+                let callback = make_format_callback(doc.id(), doc.version(), shared.clone());
-                    doc.id(),
-                    doc.version(),
-                    Modified::SetUnmodified,
-                    shared.clone(),
-                );
                 jobs.callback(callback);
                 shared
             })