initial neovim customizations

lua/custom/options.lua

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+-- [[ Setting options ]]
+-- See `:help vim.o`
+-- NOTE: You can change these options as you wish!
+local opt = vim.opt -- for conciseness
+
+-- [[ LINE NUMBERS ]]
+-- -- Make line numbers default
+opt.number = true
+opt.relativenumber = true
+opt.cursorline = true
+
+-- [[ LINE WRAPPING ]]
+opt.wrap = false
+
+-- [[ BACKSPACE ]]
+opt.backspace = "indent,eol,start"
+
+-- [[ MOUSE ]]
+-- Enable mouse mode
+opt.mouse = 'a'
+
+-- [[ CLIPBOARD ]]
+-- Sync clipboard between OS and Neovim.
+opt.clipboard:append("unnamedplus")
+
+-- [[ UNDO HISTORY ]]
+-- Save undo history
+opt.undofile = true
+
+-- [[ SEARCH ]]
+-- Case-insensitive searching UNLESS \C or capital in search
+-- -- searching with lowercase 'hello' will highlight all cases: 'Hello', 'heLLo', 'hello'
+opt.ignorecase = true
+-- -- searching with uppercase 'Hello' will highlight only exact matches of 'Hello"
+opt.smartcase = true
+
+
+-- Decrease update time
+opt.updatetime = 250
+opt.timeoutlen = 300
+
+-- [[ AUTO COMPLETE ]]
+-- Set completeopt to have a better completion experience
+opt.completeopt = 'menuone,noselect'
+
+-- [[ APPEARANCE ]]
+-- NOTE: NOT ALL TERMINALS SUPPORT THIS!
+opt.termguicolors = true
+opt.background = 'dark'
+-- Keep signcolumn on by default
+opt.signcolumn = 'yes'
+-- Enable break indent
+opt.breakindent = true
+