Move non-plugin settings to core/

home/.config/nvim/lua/core/theme.lua

@@ -0,0 +1,39 @@
+local vim = require("vim")
+local cmd = vim.cmd
+local g = vim.g
+local o = vim.opt
+
+cmd[[syntax on]]                -- Turn on syntax highlighting
+
+o.cursorline = true             -- Highlight cursor line
+o.laststatus = 2                -- Always show status line
+o.number = true                 -- Show line numbers
+o.relativenumber = true         -- Use relative line numbers
+o.showmatch = true              -- Show matching bracket
+o.scrolloff = 5                 -- Keep 5 lines horizontal scrolloff
+o.sidescrolloff = 5             -- Keep 5 chars vertical scrolloff
+o.showmode = false              -- Don't display mode (it's on status line anyway)
+
+-- I wasn't able to find a way to set guioptions directly in lua
+cmd[[
+set guioptions-=m       " Remove menubar
+set guioptions-=T       " Remove toolbar
+set guioptions-=r       " Remove right-hand scrollbar
+set guioptions-=L       " Remove left-hand scrollbar
+]]
+
+-- Override some colorscheme colors
+--  * Use more noticable cursor line color
+cmd[[
+augroup coloroverride
+    autocmd!
+    autocmd ColorScheme * highlight CursorLine guibg=#2b2b2b
+    autocmd ColorScheme * highlight CursorLineNr guifg=#1F85DE ctermfg=LightBlue
+augroup END
+]]
+
+-- Don't use true colors in TTY
+o.termguicolors = os.getenv("DISPLAY") and true or false
+
+-- Use proper syntax highlighting in fenced codeblocks
+g.markdown_fenced_languages = {"html", "javascript", "typescript", "css", "scss", "lua", "vim", "python"}