From 61dba9967975d4a48d33776449c627c11f9bd365 Mon Sep 17 00:00:00 2001
From: David Vazgenovich Shakaryan <dvshakaryan@gmail.com>
Date: Mon, 2 Feb 2026 14:14:28 -0800
Subject: support config overrides

---
 util.lua | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'util.lua')

diff --git a/util.lua b/util.lua
index 99bba7b..d678a9e 100644
--- a/util.lua
+++ b/util.lua
@@ -125,6 +125,36 @@ function util.stable_kmerge(t, u, k)
 	return res
 end
 
+function util.flatten_table(src, dst, prefix)
+	local dst = dst or {}
+	for k, v in pairs(src) do
+		local k = prefix and prefix .. '.' .. k or k
+		if type(v) == 'table' then
+			util.flatten_table(v, dst, k)
+		else
+			dst[k] = v
+		end
+	end
+	return dst
+end
+
+function util.unflatten_table(src, dst)
+	local dst = dst or {}
+	for k, v in pairs(src) do
+		local t = dst
+		local prev
+		for curr in (k .. '.'):gmatch('(.-)%.') do
+			if prev then
+				t[prev] = t[prev] or {}
+				t = t[prev]
+			end
+			prev = curr
+		end
+		t[prev] = v
+	end
+	return dst
+end
+
 function util.str_seek_prev_char(str, pos)
 	return util.utf8_seek(str, pos, -1)
 end
-- 
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