From 2c5aa5891da85934c9002e8ee3d3c740ecc10d22 Mon Sep 17 00:00:00 2001
From: Conrad Irwin <conrad.irwin@gmail.com>
Date: Wed, 4 Jun 2025 10:33:22 -0600
Subject: [PATCH] Don't show invisibles from inlays (#32088)

Closes #24266

Release Notes:

- Whitespace added by inlay hints is no longer shown when
`"show_whitespaces": "all"` is used.

-
---
 crates/editor/src/display_map.rs           | 7 +++++++
 crates/editor/src/display_map/fold_map.rs  | 3 +++
 crates/editor/src/display_map/inlay_map.rs | 1 +
 crates/editor/src/element.rs               | 3 ++-
 crates/language/src/buffer.rs              | 2 ++
 5 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/crates/editor/src/display_map.rs b/crates/editor/src/display_map.rs
index 67eea53849..a9af8f2ff9 100644
--- a/crates/editor/src/display_map.rs
+++ b/crates/editor/src/display_map.rs
@@ -639,6 +639,7 @@ pub struct HighlightedChunk<'a> {
     pub text: &'a str,
     pub style: Option<HighlightStyle>,
     pub is_tab: bool,
+    pub is_inlay: bool,
     pub replacement: Option<ChunkReplacement>,
 }
 
@@ -652,6 +653,7 @@ impl<'a> HighlightedChunk<'a> {
         let style = self.style;
         let is_tab = self.is_tab;
         let renderer = self.replacement;
+        let is_inlay = self.is_inlay;
         iter::from_fn(move || {
             let mut prefix_len = 0;
             while let Some(&ch) = chars.peek() {
@@ -667,6 +669,7 @@ impl<'a> HighlightedChunk<'a> {
                         text: prefix,
                         style,
                         is_tab,
+                        is_inlay,
                         replacement: renderer.clone(),
                     });
                 }
@@ -693,6 +696,7 @@ impl<'a> HighlightedChunk<'a> {
                         text: prefix,
                         style: Some(invisible_style),
                         is_tab: false,
+                        is_inlay,
                         replacement: Some(ChunkReplacement::Str(replacement.into())),
                     });
                 } else {
@@ -716,6 +720,7 @@ impl<'a> HighlightedChunk<'a> {
                         text: prefix,
                         style: Some(invisible_style),
                         is_tab: false,
+                        is_inlay,
                         replacement: renderer.clone(),
                     });
                 }
@@ -728,6 +733,7 @@ impl<'a> HighlightedChunk<'a> {
                     text: remainder,
                     style,
                     is_tab,
+                    is_inlay,
                     replacement: renderer.clone(),
                 })
             } else {
@@ -984,6 +990,7 @@ impl DisplaySnapshot {
                 text: chunk.text,
                 style: highlight_style,
                 is_tab: chunk.is_tab,
+                is_inlay: chunk.is_inlay,
                 replacement: chunk.renderer.map(ChunkReplacement::Renderer),
             }
             .highlight_invisibles(editor_style)
diff --git a/crates/editor/src/display_map/fold_map.rs b/crates/editor/src/display_map/fold_map.rs
index e9a611d390..0011f07fea 100644
--- a/crates/editor/src/display_map/fold_map.rs
+++ b/crates/editor/src/display_map/fold_map.rs
@@ -1259,6 +1259,8 @@ pub struct Chunk<'a> {
     pub underline: bool,
     /// Whether this chunk of text was originally a tab character.
     pub is_tab: bool,
+    /// Whether this chunk of text was originally a tab character.
+    pub is_inlay: bool,
     /// An optional recipe for how the chunk should be presented.
     pub renderer: Option<ChunkRenderer>,
 }
@@ -1424,6 +1426,7 @@ impl<'a> Iterator for FoldChunks<'a> {
                 diagnostic_severity: chunk.diagnostic_severity,
                 is_unnecessary: chunk.is_unnecessary,
                 is_tab: chunk.is_tab,
+                is_inlay: chunk.is_inlay,
                 underline: chunk.underline,
                 renderer: None,
             });
diff --git a/crates/editor/src/display_map/inlay_map.rs b/crates/editor/src/display_map/inlay_map.rs
index ec3bc4865c..3ec0084775 100644
--- a/crates/editor/src/display_map/inlay_map.rs
+++ b/crates/editor/src/display_map/inlay_map.rs
@@ -336,6 +336,7 @@ impl<'a> Iterator for InlayChunks<'a> {
                 Chunk {
                     text: chunk,
                     highlight_style,
+                    is_inlay: true,
                     ..Default::default()
                 }
             }
diff --git a/crates/editor/src/element.rs b/crates/editor/src/element.rs
index 53f72ac929..abe0f6aa7b 100644
--- a/crates/editor/src/element.rs
+++ b/crates/editor/src/element.rs
@@ -6871,6 +6871,7 @@ impl LineWithInvisibles {
             text: "\n",
             style: None,
             is_tab: false,
+            is_inlay: false,
             replacement: None,
         }]) {
             if let Some(replacement) = highlighted_chunk.replacement {
@@ -7004,7 +7005,7 @@ impl LineWithInvisibles {
                             strikethrough: text_style.strikethrough,
                         });
 
-                        if editor_mode.is_full() {
+                        if editor_mode.is_full() && !highlighted_chunk.is_inlay {
                             // Line wrap pads its contents with fake whitespaces,
                             // avoid printing them
                             let is_soft_wrapped = is_row_soft_wrapped(row);
diff --git a/crates/language/src/buffer.rs b/crates/language/src/buffer.rs
index ef7a22d7e7..8c02eb5b44 100644
--- a/crates/language/src/buffer.rs
+++ b/crates/language/src/buffer.rs
@@ -485,6 +485,8 @@ pub struct Chunk<'a> {
     pub is_unnecessary: bool,
     /// Whether this chunk of text was originally a tab character.
     pub is_tab: bool,
+    /// Whether this chunk of text was originally a tab character.
+    pub is_inlay: bool,
     /// Whether to underline the corresponding text range in the editor.
     pub underline: bool,
 }