1 files changed, 114 insertions, 0 deletions
diff --git a/.config/nvim/lua/lsp.lua b/.config/nvim/lua/lsp.lua
new file mode 100644
index 0000000..4b5fe02
--- /dev/null
+++ b/.config/nvim/lua/lsp.lua
@@ -0,0 +1,114 @@
+---LSP OnAttach
+---@param client vim.lsp.Client
+---@param buf integer
+function Lsp(client, buf)
+	vim.keymap.set('n', '<leader>f', function()
+		vim.lsp.buf.format { async = true }
+	end, { buffer = buf })
+
+	vim.api.nvim_buf_create_user_command(buf, "Format", function(args)
+		local range = nil
+		if args.count ~= -1 then
+			local end_line = vim.api.nvim_buf_get_lines(0, args.line2 - 1, args.line2, true)[1]
+			range = {
+				start = { args.line1, 0 },
+				["end"] = { args.line2, end_line:len() },
+			}
+		end
+		vim.lsp.buf.format { async = true, range = range, bufnr = buf }
+	end, { range = true })
+
+	vim.keymap.set('n', '<leader>wa', function()
+		vim.lsp.buf.add_workspace_folder()
+	end, { buffer = buf })
+
+	vim.keymap.set('n', '<leader>wr', function()
+		vim.lsp.buf.remove_workspace_folder()
+	end, { buffer = buf })
+
+	vim.keymap.set('n', '<leader>wl', function()
+		local dir = vim.lsp.buf.list_workspace_folders()
+		vim.ui.select(dir, {
+			prompt = 'Workspace Dir: ',
+		}, function(result)
+			if result then
+				vim.api.nvim_set_current_dir(result)
+			end
+		end)
+	end, { buffer = buf })
+
+	vim.api.nvim_buf_create_user_command(buf, "Symbols", function(args)
+		if args.args == ""
+		then
+			vim.lsp.buf.workspace_symbol()
+		else
+			vim.lsp.buf.workspace_symbol(args.args)
+		end
+	end, { nargs = "?" })
+
+
+	if client:supports_method('textDocument/inlayHint') then
+		vim.lsp.inlay_hint.enable()
+
+		vim.keymap.set('n', '<leader>ih', function()
+			vim.lsp.inlay_hint.enable(not vim.lsp.inlay_hint.is_enabled())
+		end, { buffer = buf })
+	end
+
+	if client:supports_method('textDocument/completion') then
+		local chars = {}
+		for i = 32, 126 do
+			table.insert(chars, string.char(i))
+		end
+		client.server_capabilities.completionProvider.triggerCharacters = chars
+		vim.lsp.completion.enable(true, client.id, buf, { autotrigger = true })
+	end
+
+	if client:supports_method('textDocument/documentHighlight') then
+		local highlight_augroup = vim.api.nvim_create_augroup('lsp-highlight',
+			{ clear = false })
+		vim.api.nvim_create_autocmd({ 'CursorHold', 'CursorHoldI' }, {
+			buffer = buf,
+			group = highlight_augroup,
+			callback = vim.lsp.buf.document_highlight,
+		})
+
+		vim.api.nvim_create_autocmd({ 'CursorMoved', 'CursorMovedI' }, {
+			buffer = buf,
+			group = highlight_augroup,
+			callback = vim.lsp.buf.clear_references,
+		})
+
+		vim.api.nvim_create_autocmd('LspDetach', {
+			callback = function(event)
+				vim.lsp.buf.clear_references()
+				vim.api.nvim_clear_autocmds {
+					group = highlight_augroup,
+					buffer = event.buf
+				}
+			end,
+		})
+	end
+
+	if client:supports_method('textDocument/foldingRange') then
+		local win = vim.api.nvim_get_current_win()
+
+		vim.wo[win][0].foldmethod = "expr"
+		vim.wo[win][0].foldexpr = 'v:lua.vim.lsp.foldexpr()'
+	end
+
+	if client:supports_method('textDocument/codelens') then
+		vim.keymap.set({ 'n', 'v' }, 'grl', function()
+			vim.lsp.codelens.run()
+		end, { buffer = buf })
+		vim.lsp.codelens.refresh { bufnr = buf }
+		vim.api.nvim_create_autocmd({ 'CursorHold', 'InsertLeave' }, {
+			buffer = buf,
+			callback = function()
+				vim.lsp.codelens.refresh { bufnr = buf }
+			end,
+		})
+	end
+end
+
+return Lsp