From 89145e6a552c439e86d725fc04603ff6bc4fc852 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Tue, 19 Aug 2025 21:44:20 +0530
Subject: [PATCH] Allow using --match=session:. to match windows in the
 currently active session

---
 kitty/rc/base.py | 6 ++++--
 kitty/tabs.py    | 2 ++
 kitty/window.py  | 2 ++
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/kitty/rc/base.py b/kitty/rc/base.py
index 7d5b38282..4a88f0060 100644
--- a/kitty/rc/base.py
+++ b/kitty/rc/base.py
@@ -113,7 +113,8 @@ The field :code:`neighbor` refers to a neighbor of the active window in the spec
 :code:`left`, :code:`right`, :code:`top` or :code:`bottom`.
 
 The field :code:`session` matches windows that were created in the specified session.
-Use the expression :code:`^$` to match windows that were not created in a session.
+Use the expression :code:`^$` to match windows that were not created in a session and
+:code:`.` to match the currently active session.
 
 When using the :code:`env` field to match on environment variables, you can specify only the environment variable name
 or a name and value, for example, :code:`env:MY_ENV_VAR=2`.
@@ -159,7 +160,8 @@ The :code:`recent` number matches recently active tabs in the currently active O
 active tab, one the previously active tab and so on.
 
 The field :code:`session` matches tabs that were created in the specified session.
-Use the expression :code:`^$` to match tabs that were not created in a session.
+Use the expression :code:`^$` to match tabs that were not created in a session and
+:code:`.` to match the currently active session.
 
 When using the :code:`env` field to match on environment variables, you can specify only the environment variable name
 or a name and value, for example, :code:`env:MY_ENV_VAR=2`. Tabs containing any window with the specified environment
diff --git a/kitty/tabs.py b/kitty/tabs.py
index 5941a10b0..e1f08c691 100644
--- a/kitty/tabs.py
+++ b/kitty/tabs.py
@@ -957,6 +957,8 @@ class Tab:  # {{{
                 return active_tab_manager is not None and self.tab_manager_ref() is active_tab_manager and self.os_window_id == last_focused_os_window_id()
             return False
         if field == 'session':
+            if query == '.':
+                return self.created_in_session_name == get_boss().active_session
             return re.search(query, self.created_in_session_name) is not None
         return False
 
diff --git a/kitty/window.py b/kitty/window.py
index f7a94f1ea..096078985 100644
--- a/kitty/window.py
+++ b/kitty/window.py
@@ -910,6 +910,8 @@ class Window:
                     return True
             return False
         if field == 'session':
+            if pat.pattern == '.':
+                return self.created_in_session_name == get_boss().active_session
             return pat.search(self.created_in_session_name) is not None
         return False