From c1b9de87d2303acecd763d71c020d70046049dc8 Mon Sep 17 00:00:00 2001
From: Robob27 <robertgoodberry@robertgoodberry.com>
Date: Mon, 6 Feb 2023 22:40:59 -0500
Subject: [PATCH 1/4] Add case_sensitive attr to FilteredList

---
 library/lua/gui/widgets.lua | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/library/lua/gui/widgets.lua b/library/lua/gui/widgets.lua
index d8c605b93..61cd92cfa 100644
--- a/library/lua/gui/widgets.lua
+++ b/library/lua/gui/widgets.lua
@@ -1866,6 +1866,7 @@ end
 FilteredList = defclass(FilteredList, Widget)
 
 FilteredList.ATTRS {
+    case_sensitive = true,
     edit_below = false,
     edit_key = DEFAULT_NIL,
     edit_ignore_keys = DEFAULT_NIL,
@@ -2026,11 +2027,17 @@ function FilteredList:setFilter(filter, pos)
                 -- start matches at non-space or non-punctuation. this allows
                 -- punctuation itself to be matched if that is useful (e.g.
                 -- filenames or parameter names)
-                if key ~= '' and
+                if key ~= '' then
+                    if self.case_sensitive and
                         not search_key:match('%f[^%p\x00]'..key) and
                         not search_key:match('%f[^%s\x00]'..key) then
-                    ok = false
-                    break
+                            ok = false
+                            break
+                    elseif not string.lower(search_key):match('%f[^%p\x00]'..string.lower(key)) and
+                        not string.lower(search_key):match('%f[^%s\x00]'..string.lower(key)) then
+                            ok = false
+                            break
+                    end
                 end
             end
             if ok then

From 13440d18a85f4fb2de4f0d4f71137ff84f76dd9c Mon Sep 17 00:00:00 2001
From: Robob27 <robertgoodberry@robertgoodberry.com>
Date: Mon, 6 Feb 2023 22:48:18 -0500
Subject: [PATCH 2/4] Add case_sensitive to FilteredList docs

---
 docs/dev/Lua API.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/dev/Lua API.rst b/docs/dev/Lua API.rst
index 503f4bece..3580b5244 100644
--- a/docs/dev/Lua API.rst	
+++ b/docs/dev/Lua API.rst	
@@ -4958,6 +4958,7 @@ construction that allows filtering the list by subwords of its items.
 In addition to passing through all attributes supported by List, it
 supports:
 
+:case_sensitive: If true, matching is case sensitive. Defaults to true.
 :edit_pen: If specified, used instead of ``cursor_pen`` for the edit field.
 :edit_below: If true, the edit field is placed below the list instead of above.
 :edit_key: If specified, the edit field is disabled until this key is pressed.

From 54560bc5dbab1b0b1ddaf26d5e73487aaf8f15fa Mon Sep 17 00:00:00 2001
From: Robob27 <robertgoodberry@robertgoodberry.com>
Date: Wed, 8 Feb 2023 02:02:50 -0500
Subject: [PATCH 3/4] Don't duplicate regex

---
 library/lua/gui/widgets.lua | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/library/lua/gui/widgets.lua b/library/lua/gui/widgets.lua
index 61cd92cfa..c249b579f 100644
--- a/library/lua/gui/widgets.lua
+++ b/library/lua/gui/widgets.lua
@@ -2028,15 +2028,15 @@ function FilteredList:setFilter(filter, pos)
                 -- punctuation itself to be matched if that is useful (e.g.
                 -- filenames or parameter names)
                 if key ~= '' then
-                    if self.case_sensitive and
-                        not search_key:match('%f[^%p\x00]'..key) and
+                    if not self.case_sensitive then
+                        search_key = string.lower(search_key)
+                        key = string.lower(key)
+                    end
+
+                    if not search_key:match('%f[^%p\x00]'..key) and
                         not search_key:match('%f[^%s\x00]'..key) then
                             ok = false
                             break
-                    elseif not string.lower(search_key):match('%f[^%p\x00]'..string.lower(key)) and
-                        not string.lower(search_key):match('%f[^%s\x00]'..string.lower(key)) then
-                            ok = false
-                            break
                     end
                 end
             end

From 22b31bd7f1d970e65397edb5cde72dc3c4b82a24 Mon Sep 17 00:00:00 2001
From: Robob27 <robertgoodberry@robertgoodberry.com>
Date: Wed, 8 Feb 2023 12:37:35 -0500
Subject: [PATCH 4/4] Update changelog

---
 docs/changelog.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/changelog.txt b/docs/changelog.txt
index ece6f04e1..fbc26f062 100644
--- a/docs/changelog.txt
+++ b/docs/changelog.txt
@@ -57,6 +57,7 @@ changelog.txt uses a syntax similar to RST, with a few special sequences:
 ## Lua
 - `overlay`: overlay widgets can now specify focus paths for the viewscreens they attach to so they only appear in specific contexts. see `overlay-dev-guide` for details.
 - ``widgets.CycleHotkeyLabel``: Added ``key_back`` optional parameter to cycle backwards.
+- ``widgets.FilteredList``: Added ``case_sensitive`` optional paramter to determine if filtering is case sensitive.
 
 ## Removed