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lua/user/lsp/handlers.lua

@@ -0,0 +1,106 @@
+local M = {}
+
+local status_cmp_ok, cmp_nvim_lsp = pcall(require, "cmp_nvim_lsp")
+if not status_cmp_ok then
+	return
+end
+
+local icons = require("user.icons")
+
+M.capabilities = vim.lsp.protocol.make_client_capabilities()
+M.capabilities.textDocument.completion.completionItem.snippetSupport = true
+M.capabilities = cmp_nvim_lsp.default_capabilities(M.capabilities)
+
+M.setup = function()
+	local signs = {
+
+		-- { name = "DiagnosticSignError", text = "" },
+		-- { name = "DiagnosticSignWarn", text = "" },
+		-- { name = "DiagnosticSignHint", text = "" },
+		-- { name = "DiagnosticSignInfo", text = "" },
+		{ name = "DiagnosticSignError", text = icons.diagnostics.Error },
+		{ name = "DiagnosticSignWarn", text = icons.diagnostics.Warning },
+		{ name = "DiagnosticSignHint", text = icons.diagnostics.Hint },
+		{ name = "DiagnosticSignInfo", text = icons.diagnostics.Info },
+	}
+
+	for _, sign in ipairs(signs) do
+		vim.fn.sign_define(sign.name, { texthl = sign.name, text = sign.text, numhl = "" })
+	end
+
+	local config = {
+		virtual_text = false, -- disable virtual text
+		signs = {
+			active = signs, -- show signs
+		},
+		update_in_insert = true,
+		underline = true,
+		severity_sort = true,
+		float = {
+			focusable = true,
+			style = "minimal",
+			border = "rounded",
+			source = "always",
+			header = "",
+			prefix = "",
+		},
+	}
+
+	vim.diagnostic.config(config)
+
+	vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(vim.lsp.handlers.hover, {
+		border = "rounded",
+	})
+
+	vim.lsp.handlers["textDocument/signatureHelp"] = vim.lsp.with(vim.lsp.handlers.signature_help, {
+		border = "rounded",
+	})
+end
+
+local function attach_navic(client, bufnr)
+	vim.g.navic_silence = true
+	local status_ok, navic = pcall(require, "nvim-navic")
+	if not status_ok then
+		return
+	end
+	navic.attach(client, bufnr)
+end
+
+local function lsp_keymaps(bufnr)
+	local opts = { noremap = true, silent = true }
+	local keymap = vim.api.nvim_buf_set_keymap
+	keymap(bufnr, "n", "gD", "<cmd>lua vim.lsp.buf.declaration()<CR>", opts)
+	keymap(bufnr, "n", "gd", "<cmd>lua vim.lsp.buf.definition()<CR>", opts)
+	keymap(bufnr, "n", "K", "<cmd>lua vim.lsp.buf.hover()<CR>", opts)
+	keymap(bufnr, "n", "gI", "<cmd>lua vim.lsp.buf.implementation()<CR>", opts)
+	keymap(bufnr, "n", "gr", "<cmd>lua vim.lsp.buf.references()<CR>", opts)
+	keymap(bufnr, "n", "gl", "<cmd>lua vim.diagnostic.open_float()<CR>", opts)
+	keymap(bufnr, "n", "<leader>lf", "<cmd>lua vim.lsp.buf.format{ async = true }<cr>", opts)
+	keymap(bufnr, "n", "<leader>li", "<cmd>LspInfo<cr>", opts)
+	keymap(bufnr, "n", "<leader>lI", "<cmd>LspInstallInfo<cr>", opts)
+	keymap(bufnr, "n", "<leader>la", "<cmd>lua vim.lsp.buf.code_action()<cr>", opts)
+	keymap(bufnr, "n", "<leader>lj", "<cmd>lua vim.diagnostic.goto_next({buffer=0})<cr>", opts)
+	keymap(bufnr, "n", "<leader>lk", "<cmd>lua vim.diagnostic.goto_prev({buffer=0})<cr>", opts)
+	keymap(bufnr, "n", "<leader>lr", "<cmd>lua vim.lsp.buf.rename()<cr>", opts)
+	keymap(bufnr, "n", "<leader>ls", "<cmd>lua vim.lsp.buf.signature_help()<CR>", opts)
+	keymap(bufnr, "n", "<leader>lq", "<cmd>lua vim.diagnostic.setloclist()<CR>", opts)
+end
+M.on_attach = function(client, bufnr)
+	attach_navic(client, bufnr)
+	if client.name == "tsserver" then
+		client.server_capabilities.documentFormattingProvider = false
+	end
+
+	if client.name == "sumneko_lua" then
+		client.server_capabilities.documentFormattingProvider = false
+	end
+
+	lsp_keymaps(bufnr)
+	local status_ok, illuminate = pcall(require, "illuminate")
+	if not status_ok then
+		return
+	end
+	illuminate.on_attach(client)
+end
+
+return M