From 58271459401fa461707c042f7f03867ddcfff3ea Mon Sep 17 00:00:00 2001
From: Can Celik <ogulcancelik@gmail.com>
Date: Fri, 11 Sep 2026 00:55:19 +0300
Subject: feat: support conditional sidebar token hiding (#3925)

---
 src/config/sidebar.rs       |  8 ++++----
 src/config/sidebar/rules.rs | 16 ++++++++++++----
 2 files changed, 16 insertions(+), 8 deletions(-)

(limited to 'src/config')

diff --git a/src/config/sidebar.rs b/src/config/sidebar.rs
index 0b489765..9a4cb5e0 100644
--- a/src/config/sidebar.rs
+++ b/src/config/sidebar.rs
@@ -139,10 +139,10 @@ pub enum SpaceSidebarToken {
 }
 
 impl AgentSidebarToken {
-    pub(crate) fn style_for_value(&self, value: &str) -> SidebarTokenStyle {
+    pub(crate) fn style_for_value(&self, value: &str) -> Option<SidebarTokenStyle> {
         match self {
             Self::Styled { style, rules, .. } => rules::matching_style(rules, *style, value),
-            _ => SidebarTokenStyle::default(),
+            _ => Some(SidebarTokenStyle::default()),
         }
     }
 
@@ -155,10 +155,10 @@ impl AgentSidebarToken {
 }
 
 impl SpaceSidebarToken {
-    pub(crate) fn style_for_value(&self, value: &str) -> SidebarTokenStyle {
+    pub(crate) fn style_for_value(&self, value: &str) -> Option<SidebarTokenStyle> {
         match self {
             Self::Styled { style, rules, .. } => rules::matching_style(rules, *style, value),
-            _ => SidebarTokenStyle::default(),
+            _ => Some(SidebarTokenStyle::default()),
         }
     }
 
diff --git a/src/config/sidebar/rules.rs b/src/config/sidebar/rules.rs
index 3ee72e56..049e0979 100644
--- a/src/config/sidebar/rules.rs
+++ b/src/config/sidebar/rules.rs
@@ -8,6 +8,7 @@ pub struct SidebarTokenRule {
     condition: Condition,
     ignore_case: bool,
     style: SidebarTokenStyle,
+    hide: Option<bool>,
 }
 
 // Deserialization rejects non-finite thresholds, so equality is reflexive.
@@ -43,6 +44,8 @@ struct RawRule {
     bold: Option<bool>,
     #[serde(skip_serializing_if = "Option::is_none")]
     dim: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    hide: Option<bool>,
 }
 
 impl TryFrom<RawRule> for SidebarTokenRule {
@@ -91,6 +94,7 @@ impl TryFrom<RawRule> for SidebarTokenRule {
         Ok(Self {
             condition,
             ignore_case: raw.ignore_case.unwrap_or(false),
+            hide: raw.hide,
             style: SidebarTokenStyle {
                 fg: raw.fg,
                 bold: raw.bold,
@@ -107,6 +111,7 @@ impl From<SidebarTokenRule> for RawRule {
             fg: rule.style.fg,
             bold: rule.style.bold,
             dim: rule.style.dim,
+            hide: rule.hide,
             ..Self::default()
         };
         match rule.condition {
@@ -171,18 +176,21 @@ pub(super) fn matching_style(
     rules: &[SidebarTokenRule],
     base: SidebarTokenStyle,
     value: &str,
-) -> SidebarTokenStyle {
+) -> Option<SidebarTokenStyle> {
     let mut numeric = None;
     for rule in rules {
         if rule.matches(value, &mut numeric) {
-            return SidebarTokenStyle {
+            if rule.hide == Some(true) {
+                return None;
+            }
+            return Some(SidebarTokenStyle {
                 fg: rule.style.fg.or(base.fg),
                 bold: rule.style.bold.or(base.bold),
                 dim: rule.style.dim.or(base.dim),
-            };
+            });
         }
     }
-    base
+    Some(base)
 }
 
 #[cfg(test)]
-- 
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