From b18beb9aca6ea53366346a75c03ed8ac03e5870c Mon Sep 17 00:00:00 2001
From: Mark Riedesel <mark@klowner.com>
Date: Wed, 24 Jul 2024 18:49:27 -0500
Subject: [PATCH] nvim: fix indent highlighting

---
 .../lua/klowner/plugins/indent-blankline.lua  |  1 +
 .../lua/klowner/plugins/lsp/lspconfig.lua     |  2 +-
 .config/nvim/lua/klowner/plugins/nvim-cmp.lua |  2 +-
 .config/nvim/lua/klowner/plugins/style.lua    | 22 +++++++++++++++++++
 4 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/.config/nvim/lua/klowner/plugins/indent-blankline.lua b/.config/nvim/lua/klowner/plugins/indent-blankline.lua
index 0e082ee..9acb003 100644
--- a/.config/nvim/lua/klowner/plugins/indent-blankline.lua
+++ b/.config/nvim/lua/klowner/plugins/indent-blankline.lua
@@ -4,5 +4,6 @@ return {
 	main = "ibl",
 	opts = {
 		indent = { char = "┊" },
+		scope = { char = "│" },
 	},
 }
diff --git a/.config/nvim/lua/klowner/plugins/lsp/lspconfig.lua b/.config/nvim/lua/klowner/plugins/lsp/lspconfig.lua
index 8caf297..c698807 100644
--- a/.config/nvim/lua/klowner/plugins/lsp/lspconfig.lua
+++ b/.config/nvim/lua/klowner/plugins/lsp/lspconfig.lua
@@ -3,7 +3,7 @@ return {
   event = { "BufReadPre", "BufNewFile" },
   dependencies = {
     "hrsh7th/cmp-nvim-lsp",
-		"hrsh7th/cmp-nvim-lsp-signature-help",
+    "hrsh7th/cmp-nvim-lsp-signature-help",
     { "antosha417/nvim-lsp-file-operations", config = true },
     { "folke/neodev.nvim", opts = {} },
   },
diff --git a/.config/nvim/lua/klowner/plugins/nvim-cmp.lua b/.config/nvim/lua/klowner/plugins/nvim-cmp.lua
index e1eba62..6412cc3 100644
--- a/.config/nvim/lua/klowner/plugins/nvim-cmp.lua
+++ b/.config/nvim/lua/klowner/plugins/nvim-cmp.lua
@@ -56,7 +56,7 @@ return {
         { name = "luasnip" }, -- snippets
         { name = "buffer" }, -- text within current buffer
         { name = "path" }, -- file system paths
-				{ name = "nvim_lsp_signature_help" }, -- function parameters
+        { name = "nvim_lsp_signature_help" }, -- function parameters
       }),
 
       -- configure lspkind for vs-code like pictograms in completion menu
diff --git a/.config/nvim/lua/klowner/plugins/style.lua b/.config/nvim/lua/klowner/plugins/style.lua
index f985217..6ceb60d 100644
--- a/.config/nvim/lua/klowner/plugins/style.lua
+++ b/.config/nvim/lua/klowner/plugins/style.lua
@@ -1,6 +1,28 @@
+local function get_color(name, attr)
+		return vim.fn.synIDattr(vim.fn.synIDtrans(vim.fn.hlID(name)), attr):gsub('#','')
+end
+
+local function clamp(value)
+	return math.min(math.max(value, 0), 255)
+end
+
+local function brightness(color, amount)
+	local num = tonumber(color, 16)
+	local r = (math.floor(num / 0x10000)) + amount
+	local g = (math.floor(num / 0x100) % 0x100) + amount
+	local b = (math.floor(num % 0x100)) + amount
+	return string.format("#%x", clamp(r) * 0x10000 + clamp(g) * 0x100 + clamp(b))
+end
+
+local function add_tweaks()
+	-- always set IblIndent to a slightly brighter version of the background color
+	vim.cmd('hi IblIndent guifg=' .. brightness(get_color('Normal', 'bg'), 20))
+end
+
 return {
 	'AlphaTechnolog/pywal.nvim',
 	config = function ()
 		vim.cmd('colorscheme pywal')
+		add_tweaks()
 	end,
 }