update packer and plugin settings

1 files changed, 128 insertions, 0 deletions

diff --git a/lua/config/lsp.lua b/lua/config/lsp.lua
new file mode 100644
index 0000000..bdf2b57
--- /dev/null
+++ b/lua/config/lsp.lua
@@ -0,0 +1,128 @@
+local on_attach = function(client, bufnr)
+  local function buf_set_keymap(...) vim.api.nvim_buf_set_keymap(bufnr, ...) end
+  local function buf_set_option(...) vim.api.nvim_buf_set_option(bufnr, ...) end
+
+  buf_set_option('omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+  -- Mappings.
+  local opts = { noremap=true, silent=true }
+  buf_set_keymap('n', 'gD', '<Cmd>lua vim.lsp.buf.declaration()<CR>', opts)
+  buf_set_keymap('n', 'gd', '<Cmd>lua vim.lsp.buf.definition()<CR>', opts)
+  buf_set_keymap('n', '<C-]>', '<Cmd>lua vim.lsp.buf.definition()<CR>', opts)
+  buf_set_keymap('n', 'K', '<Cmd>lua vim.lsp.buf.hover()<CR>', opts)
+  buf_set_keymap('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<CR>', opts)
+  buf_set_keymap('n', '<C-k>', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opts)
+  buf_set_keymap('n', '<space>wa', '<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>', opts)
+  buf_set_keymap('n', '<space>wr', '<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>', opts)
+  buf_set_keymap('n', '<space>wl', '<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>', opts)
+  buf_set_keymap('n', '<space>D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
+  buf_set_keymap('n', '<space>rn', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
+  buf_set_keymap('n', 'gr', '<cmd>lua vim.lsp.buf.references()<CR>', opts)
+  buf_set_keymap('n', '<space>e', '<cmd>lua vim.lsp.diagnostic.show_line_diagnostics({focusable=false})<CR>', opts)
+  buf_set_keymap('n', '[d', '<cmd>lua vim.lsp.diagnostic.goto_prev()<CR>', opts)
+  buf_set_keymap('n', ']d', '<cmd>lua vim.lsp.diagnostic.goto_next()<CR>', opts)
+  buf_set_keymap('n', '<space>q', '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>', opts)
+
+  -- Show diagnostic automatically when cursor is on hold.
+  vim.api.nvim_command('autocmd CursorHold <buffer> lua vim.lsp.diagnostic.show_line_diagnostics({focusable=false})')
+
+  -- Set some keybinds conditional on server capabilities
+  if client.resolved_capabilities.document_formatting then
+    buf_set_keymap("n", "<space>f", "<cmd>lua vim.lsp.buf.formatting()<CR>", opts)
+  end
+  if client.resolved_capabilities.document_range_formatting then
+    buf_set_keymap("x", "<space>f", "<cmd>lua vim.lsp.buf.range_formatting()<CR><ESC>", opts)
+  end
+
+  -- Set autocommands conditional on server_capabilities
+  if client.resolved_capabilities.document_highlight then
+    vim.api.nvim_exec([[
+      hi link LspReferenceRead Visual
+      hi link LspReferenceText Visual
+      hi link LspReferenceWrite Visual
+      augroup lsp_document_highlight
+        autocmd! * <buffer>
+        autocmd CursorHold <buffer> lua vim.lsp.buf.document_highlight()
+        autocmd CursorMoved <buffer> lua vim.lsp.buf.clear_references()
+      augroup END
+    ]], false)
+  end
+
+  local msg = string.format('Language server %s started!' , client.name)
+  vim.api.nvim_echo({{msg, 'MoreMsg'}, }, false, {})
+end
+
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities.textDocument.completion.completionItem.snippetSupport = true
+
+local lspconfig = require("lspconfig")
+
+lspconfig.pyls.setup{
+  on_attach = on_attach,
+  settings = {
+    pyls = {
+      plugins = {
+        flake8 = {enabled = false},
+        pylint = {enabled = true, executable = "pylint"},
+        pyflakes = {enabled = false},
+        pycodestyle = {enabled = false},
+        jedi_completion = {fuzzy = true},
+        pyls_isort = {enabled = true},
+        pyls_mypy = {enabled = true}
+      }
+    }
+  },
+  flags = {
+    debounce_text_changes = 500,
+  }
+}
+
+lspconfig.clangd.setup{
+  on_attach = on_attach,
+  capabilities = capabilities,
+  filetypes = { "c", "cpp", "cc" },
+  flags = {
+    debounce_text_changes = 500,
+  }
+}
+
+-- set up vim-language-server
+lspconfig.vimls.setup{
+  on_attach = on_attach,
+  flags = {
+    debounce_text_changes = 500,
+  }
+}
+
+-- Change diagnostic signs.
+vim.fn.sign_define('LspDiagnosticsSignError', { text = "✗", texthl = "LspDiagnosticsDefaultError" })
+vim.fn.sign_define('LspDiagnosticsSignWarning', { text = "!", texthl = "LspDiagnosticsDefaultWarning" })
+vim.fn.sign_define('LspDiagnosticsSignInformation', { text = "", texthl = "LspDiagnosticsDefaultInformation" })
+vim.fn.sign_define('LspDiagnosticsSignHint', { text = "", texthl = "LspDiagnosticsDefaultHint" })
+
+vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with(
+  vim.lsp.diagnostic.on_publish_diagnostics, {
+    underline = false,
+    virtual_text = false,
+    signs = true,
+    update_in_insert = false,
+  }
+)
+
+-- The following settings works with the bleeding edge neovim.
+-- See https://github.com/neovim/neovim/pull/13998.
+vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(
+  vim.lsp.handlers.hover, {
+    border = {
+       {"┌", "Normal"},
+       {"─", "Normal"},
+       {"┐", "Normal"},
+       {"│", "Normal"},
+       {"┘", "Normal"},
+       {"─", "Normal"},
+       {"└", "Normal"},
+       {"│", "Normal"}
+     }
+    }
+)
+