Set up LSP, completion, etc; adjust a few other small settings

src_files/.config/nvim/lua/david_standard/plugins_lazy/conform_formatter.lua

@@ -1,17 +1,18 @@
--- TODO: set this up
 return {
---     'stevearc/conform.nvim',
---     opts = {},
---     config = function()
---         require("conform").setup({
---             formatters_by_ft = {
---                 lua = { "stylua" },
---                 go = { "gofmt" },
---                 javascript = { "prettier" },
---                 typescript = { "prettier" },
---                 elixir = { "mix" }
---             }
---         })
---     end
+    'stevearc/conform.nvim',
+    opts = {},
+    config = function()
+        require("conform").setup({
+            formatters_by_ft = {
+                -- c = { "fill-in" },
+                -- cpp = { "fill-in" },
+                go = { "gofmt" },
+                lua = { "stylua" },
+                ruby = { "standardrb" },
+                python = { "black" },
+                javascript = { "prettier" },
+            }
+        })
+    end
 }
 

src_files/.config/nvim/lua/david_standard/plugins_lazy/lsp.lua

@@ -0,0 +1,138 @@
+return {
+    "neovim/nvim-lspconfig",
+    dependencies = {
+        "stevearc/conform.nvim",
+        "williamboman/mason.nvim",
+        "williamboman/mason-lspconfig.nvim",
+        "hrsh7th/cmp-nvim-lsp",
+        "hrsh7th/cmp-buffer",
+        "hrsh7th/cmp-path",
+        "hrsh7th/cmp-cmdline",
+        "hrsh7th/nvim-cmp",
+        -- snippets, using luasnip for now
+        "L3MON4D3/LuaSnip",
+        "saadparwaiz1/cmp_luasnip",
+    },
+
+    config = function()
+        require("conform").setup({ formatters_by_ft = {} })
+        local cmp = require('cmp')
+        local cmp_lsp = require("cmp_nvim_lsp")
+        local capabilities = vim.tbl_deep_extend(
+            "force",
+            {},
+            vim.lsp.protocol.make_client_capabilities(),
+            cmp_lsp.default_capabilities()
+        )
+
+        require("mason").setup()
+        require("mason-lspconfig").setup({
+            ensure_installed = {
+                "lua_ls",
+                -- "gopls",
+                "ruby_lsp",
+                -- "tailwindcss",
+            },
+            handlers = {
+                function(server_name) -- default
+                    require("lspconfig")[server_name].setup {
+                        capabilities = capabilities
+                    }
+                end,
+
+                ["lua_ls"] = function()
+                    local lspconfig = require("lspconfig")
+                    lspconfig.lua_ls.setup {
+                        capabilities = capabilities,
+                        settings = {
+                            Lua = {
+                                format = {
+                                    enable = true,
+                                    defaultConfig = { -- NOTE: string values only
+                                        indent_style = "space",
+                                        indent_size = "2",
+                                    },
+                                },
+                            },
+                        },
+                    }
+                end,
+            }
+        })
+
+        local cmp_select = { behavior = cmp.SelectBehavior.Select }
+        cmp.setup({
+            mapping = cmp.mapping.preset.insert({
+                ["<C-Space>"] = cmp.mapping.complete(),
+                ['<C-y>'] = cmp.mapping.confirm({ select = true }),
+                ['<C-n>'] = cmp.mapping.select_next_item(cmp_select),
+                ['<C-p>'] = cmp.mapping.select_prev_item(cmp_select),
+                ['<C-d>'] = cmp.mapping.scroll_docs(-4),
+                ['<C-f>'] = cmp.mapping.scroll_docs(4),
+            }),
+            snippet = {
+                expand = function(args)
+                    -- vim.snippet.expand(args.body) -- TODO: native option, maybe try
+                    require('luasnip').lsp_expand(args.body)
+                end,
+            },
+            sources = cmp.config.sources({
+                { name = 'nvim_lsp' },
+                { name = 'luasnip' },
+            }, {
+                { name = 'buffer' },
+            }),
+            window = {
+                completion = cmp.config.window.bordered(),
+                documentation = cmp.config.window.bordered(),
+            },
+        })
+
+        -- `/` cmdline setup.
+        cmp.setup.cmdline('/', {
+            mapping = cmp.mapping.preset.cmdline(),
+            sources = {
+                { name = 'buffer' }
+            }
+        })
+
+        -- `:` cmdline setup.
+        cmp.setup.cmdline(':', {
+            mapping = cmp.mapping.preset.cmdline(),
+            sources = cmp.config.sources({
+                { name = 'path' }
+            }, {
+                { name = 'cmdline' }
+            }),
+            matching = { disallow_symbol_nonprefix_matching = false }
+        })
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+        vim.diagnostic.config({
+            -- update_in_insert = true,
+            float = {
+                focusable = false,
+                style = "minimal",
+                border = "rounded",
+                source = "always",
+                header = "",
+                prefix = "",
+            },
+        })
+
+    end
+}

src_files/.config/nvim/lua/david_standard/plugins_lazy/treesitter.lua

@@ -57,7 +57,7 @@ return {
         "nvim-treesitter/nvim-treesitter-context",
         after = "nvim-treesitter",
         opts = {
-            enable = true, -- can enable/disable via manual command
+            enable = false, -- can enable/disable via manual command
             multiwindow = false,
             max_lines = 0, -- lines the window should span; x <= 0 means no limit
             min_window_height = 10, -- min window height to enable; x <= 0 means no limit