uhh lsp mapping stuff + java

lua/config/lsp-settings.lua

@@ -0,0 +1,39 @@
+local on_attach = function(_, bufnr)
+    vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
+    vim.o.signcolumn = 'yes'
+
+    local map = function(from, to)
+        vim.keymap.set('n', from, to,
+            { noremap = true, silent = true, buffer = bufnr }
+        )
+    end
+
+    map('gd', vim.lsp.buf.definition)
+    map('gr', vim.lsp.buf.references)
+    map('gi', vim.lsp.buf.implementation)
+    map('gD', vim.lsp.buf.declaration)
+
+    map('K', vim.lsp.buf.hover)
+    map('<C-k>', vim.lsp.buf.signature_help)
+
+    map('<leader>wa', vim.lsp.buf.add_workspace_folder)
+    map('<leader>wr', vim.lsp.buf.remove_workspace_folder)
+    map('<leader>wl', function()
+        print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+    end)
+    map('<leader>D', vim.lsp.buf.type_definition)
+    map('<leader>rn', vim.lsp.buf.rename)
+    map('<leader>ca', vim.lsp.buf.code_action)
+    map('<leader>fm', function()
+        vim.lsp.buf.format { async = true }
+    end)
+end
+
+local capabilities = require 'cmp_nvim_lsp'.default_capabilities(
+    vim.lsp.protocol.make_client_capabilities()
+)
+
+return {
+    on_attach = on_attach,
+    capabilities = capabilities
+}