trying out nix

init.lua

@@ -0,0 +1,144 @@
+require("config.lazy")
+
+local colorini = require('colorini')
+colorini.setup("green")
+
+vim.opt.number = true
+vim.opt.wrap   = false
+
+vim.api.nvim_create_autocmd(
+	{ "InsertEnter", "FocusLost", "BufLeave" },
+    { 
+        callback = function()
+            vim.opt.relativenumber = false
+        end, 
+    }
+)
+
+vim.api.nvim_create_autocmd(
+	{ "InsertLeave", "FocusGained", "BufEnter" },
+	{ 
+        callback = function()
+            vim.opt.relativenumber = true 
+        end, 
+    }
+)
+
+vim.opt.tabstop = 4
+vim.opt.shiftwidth = 4
+vim.opt.expandtab = true
+vim.opt.pumheight = 10
+vim.opt.pumwidth = 80
+vim.opt.cursorline = true
+vim.opt.ignorecase = true
+vim.opt.smartcase = true
+
+vim.o.updatetime = 100
+
+vim.keymap.set("n", "<Esc><Esc>", ":noh<CR>", { silent = true })
+vim.keymap.set("v", "ga", ":EasyAlign<CR>")
+vim.keymap.set("v", "<leader>c", '"+y', { desc = "Copy to system clipboard" })
+
+function hex_to_rgb(hex)
+    hex = hex:gsub("#", "")
+    return tonumber(hex:sub(1,2),16), tonumber(hex:sub(3,4),16), tonumber(hex:sub(5,6),16)
+end
+
+function rgb_to_hex(r, g, b)
+    return string.format("#%02X%02X%02X", r,g,b)
+end
+
+function shade_color(hex, factor)
+    local r,g,b = hex_to_rgb(hex)
+    r = math.floor(r * factor)
+    g = math.floor(g * factor)
+    b = math.floor(b * factor)
+    return rgb_to_hex(r,g,b)
+end
+
+local orange = "#fd971f"
+
+function do_stuff()
+    local highlights = vim.api.nvim_get_hl(0, {})
+    for name, hl in pairs(highlights) do
+        if hl.fg then
+            local factor = hl.fg / 0xFFFFFF
+            hl.fg = shade_color(orange, factor) 
+            hl.bold = true
+            vim.api.nvim_set_hl(0, name, hl)
+        end
+    end
+end
+
+
+-- TELESCOPE 
+local builtin = require("telescope.builtin")
+vim.keymap.set("n", "<leader>ff", builtin.find_files, { desc = "Telescope find files" })
+vim.keymap.set("n", "<leader>fg", builtin.live_grep,  { desc = "Telescope live grep" })
+vim.keymap.set("n", "<leader>fb", builtin.buffers,    { desc = "Telescope buffers" })
+vim.api.nvim_set_hl(0, "TelescopeSelection",          { bg = "#2a2a2a", fg ="#ffffff" } )
+
+vim.opt.termguicolors = true
+
+-- LSP config
+local lspconfig = require("lspconfig")
+
+lspconfig.clangd.setup({
+	cmd = { "clangd", "--background-index", "--compile-commands-dir=.", "--header-insertion=never" },
+	root_dir = require("lspconfig.util").root_pattern("compile_commands.json", ".git"),
+	capabilities = require("cmp_nvim_lsp").default_capabilities(),
+})
+
+lspconfig.rust_analyzer.setup({
+    on_attach = function (client, bufnr)
+        vim.lsp.inlay_hint.enable(true, { bufnr = bufnr })
+    end,
+    settings = {
+        ["rust-analyzer"] = {
+            imports = {
+                granularity = {
+                    group = "module",
+                },
+                prefix = "self",
+            },
+            cargo = {
+                buildScripts = {
+                    enable = true,
+                },
+            },
+            procMacro = {
+                enable = true,
+            },
+        },
+    },
+})
+
+vim.lsp.enable('gopls')
+-- vim.lsp.enable('rust-analyzer')
+
+vim.diagnostic.config({
+	virtual_text = false,
+	float = {
+		border = "rounded",
+		focusable = false,
+		source = "always",
+		scope = "line",
+	},
+})
+
+vim.api.nvim_create_autocmd("CursorHold", {
+  callback = function()
+    vim.diagnostic.open_float(nil, {
+      focusable = false,
+      close_events = { "BufLeave", "CursorMoved", "InsertEnter", "FocusLost" },
+      border = "rounded",
+      source = "always",
+      scope = "line",
+    })
+  end,
+})
+
+vim.keymap.set("n", "<leader>ca", function() 
+    vim.lsp.buf.code_action()
+end, { desc = "Lsp code action" })
+