From 3079e935c793a9aa1831fd165e28636eb7a87dae Mon Sep 17 00:00:00 2001
From: Robert Günzler <r@gnzler.io>
Date: Thu, 29 Jul 2021 23:39:08 +0200
Subject: vim: cleanup config

---
 .vim/lua/lsp.lua | 168 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 168 insertions(+)
 create mode 100644 .vim/lua/lsp.lua

(limited to '.vim/lua/lsp.lua')

diff --git a/.vim/lua/lsp.lua b/.vim/lua/lsp.lua
new file mode 100644
index 0000000..0e5f736
--- /dev/null
+++ b/.vim/lua/lsp.lua
@@ -0,0 +1,168 @@
+local lsp        = require('lspconfig')
+local nnoremap   = require('astronauta.keymap').nnoremap
+local spinner_lsp= require('spinner.lsp')
+
+local my_attach = function(client, bufnr)
+  spinner_lsp.on_attach(client, bufnr)
+
+  -- lsp mappings
+  nnoremap { 'K'         , vim.lsp.buf.hover }
+  nnoremap { '<C-]>'     , vim.lsp.buf.definition }
+  nnoremap { 'gd'        , vim.lsp.buf.definition }
+  nnoremap { 'grr'       , vim.lsp.buf.rename }
+  nnoremap { '<c-h>'     , vim.lsp.buf.signature_help }
+  nnoremap { ']d'        , vim.lsp.diagnostic.goto_next }
+  nnoremap { '[d'        , vim.lsp.diagnostic.goto_prev }
+
+  nnoremap { '<leader>f' , vim.lsp.buf.formatting }
+  -- nnoremap { 'g0', vim.lsp.buf.document_symbol }
+  nnoremap { 'gR'        , vim.lsp.buf.references }
+  nnoremap { 'gW'        , vim.lsp.buf.workspace_symbol }
+  nnoremap { 'gD'        , vim.lsp.buf.declaration }
+  nnoremap { 'gT'        , vim.lsp.buf.type_definition }
+  nnoremap { 'gI'        , vim.lsp.buf.implementation }
+
+  -- nnoremap <silent> ;s <cmd> lua vim.lsp.buf.signature_help()<CR>
+  nnoremap { '<leader>d' , vim.lsp.diagnostic.show_line_diagnostics }
+
+  require('utils').augroup2 {
+    lsp_user = {
+      {'BufWritePre' , '*'    ,  'lua vim.lsp.buf.formatting_seq_sync(nil, 1000)'},
+      {'BufWritePre' , '*.go' ,  'lua vim.lsp.buf.code_action({ only = {"source.organizeImports"} })'},
+      {'CursorHold'  , '*'    ,  'lua vim.lsp.diagnostic.show_line_diagnostics()'},
+    }
+  }
+end
+
+local setup = function()
+  local caps = vim.lsp.protocol.make_client_capabilities()
+  -- enable lsp-based snippets
+  caps.textDocument.completion.completionItem.snippetSupport = true
+  caps.textDocument.completion.completionItem.resolveSupport = {
+    properties = {
+      'documentation',
+      'detail',
+      'additionalTextEdits',
+    }
+  }
+
+  spinner_lsp.setup()
+  spinner_lsp.init_capabilities(caps)
+
+  -- handler overwrites
+  -- configure builtin diagnositics
+  vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with( -- {{{
+    vim.lsp.diagnostic.on_publish_diagnostics, {
+      virtual_text     = false,
+      signs            = true,
+      underline        = true,
+      update_in_insert = false,
+    }
+  )
+  -- }}}
+
+  -- overwrite codeAction handler to not ask for confirmation if only a single
+  -- action is given
+  vim.lsp.handlers["textDocument/codeAction"] = function(_, _, actions) -- {{{
+    if actions == nil or vim.tbl_isempty(actions) then
+      -- skip printing 'no code actions available'
+      return
+    end
+
+    local action_cosen
+    if #actions == 1 then
+      action_chosen = actions[1]
+    else
+      local option_strings = {"Code Actions:"}
+      for i, action in ipairs(actions) do
+        local title = action.title:gsub('\r\n', '\\r\\n')
+        title = title:gsub('\n', '\\n')
+        table.insert(option_strings, string.format("%d. %s", i, title))
+      end
+
+      local choice = vim.fn.inputlist(option_strings)
+      if choice < 1 or choice > #actions then
+        return
+      end
+      action_chosen = actions[choice]
+    end
+
+    if action_chosen.edit or type(action_chosen.command) == "table" then
+      if action_chosen.edit then
+        vim.lsp.util.apply_workspace_edit(action_chosen.edit)
+      end
+      if type(action_chosen.command) == "table" then
+        vim.lsp.buf.execute_command(action_chosen.command)
+      end
+    else
+      vim.lsp.buf.execute_command(action_chosen)
+    end
+  end
+  -- }}}
+
+  vim.fn.sign_define("LspDiagnosticsSignError", {text="⚡", numhl="Error"})
+  vim.fn.sign_define("LspDiagnosticsSignWarning", {text="⯈", numhl="Warning"})
+  vim.fn.sign_define("LspDiagnosticsSignInformation", {text="ℹ"})
+  vim.fn.sign_define("LspDiagnosticsSignHint", {text="🞶"})
+
+  -- lsp.ccls.setup {
+  --  on_attach = my_attach,
+  --  capabilities = caps,
+  -- }
+
+  lsp.gopls.setup {
+    on_attach = my_attach,
+    capabilities = caps,
+    settings = {
+      gopls = {
+        -- analyses = {
+        --  composites = false
+        -- },
+        codelenses = {
+          test = true,
+          tidy = true,
+        },
+        gofumpt = true,
+      }
+    }
+  }
+
+  lsp.sumneko_lua.setup {
+    on_attach = my_attach,
+    capabilities = caps,
+    cmd = { 'lua-language-server' };
+    settings = {
+      Lua = {
+        runtime = {
+          version = 'LuaJIT',
+        },
+        diagnostics = {
+          globals = {'vim'},
+        },
+        workspace = {
+          library = {
+            [vim.fn.expand('$VIMRUNTIME/lua')] = true,
+            [vim.fn.expand('$VIMRUNTIME/lua/vim/lsp')] = true,
+          }
+        }
+      }
+    }
+  }
+
+  lsp.rust_analyzer.setup {
+    on_attach = my_attach,
+    capabilities = caps,
+    cmd = { 'env', 'CARGO_TARGET_DIR=/tmp', 'rust-analyzer' },
+  }
+
+  lsp.zls.setup {
+    on_attach = my_attach,
+    capabilities = caps,
+  }
+
+end
+
+return {
+  my_attach = my_attach,
+  setup = setup
+}
-- 
cgit 1.4.1