my-nvim-setup/lua/plugins/configs/lspconfig.lua
2021-08-24 11:01:01 +05:30

123 lines
4.5 KiB
Lua

local present1, lspconfig = pcall(require, "lspconfig")
local present2, lspinstall = pcall(require, "lspinstall")
if not (present1 or present2) then
return
end
local function on_attach(_, 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
-- Enable completion triggered by <c-x><c-o>
buf_set_option("omnifunc", "v:lua.vim.lsp.omnifunc")
-- Mappings.
local opts = { noremap = true, silent = true }
-- See `:help vim.lsp.*` for documentation on any of the below functions
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", "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", "<space>ca", "<cmd>lua vim.lsp.buf.code_action()<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()<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)
buf_set_keymap("n", "<space>f", "<cmd>lua vim.lsp.buf.formatting()<CR>", opts)
buf_set_keymap("v", "<space>ca", "<cmd>lua vim.lsp.buf.range_code_action()<CR>", opts)
end
local capabilities = vim.lsp.protocol.make_client_capabilities()
capabilities.textDocument.completion.completionItem.snippetSupport = true
-- lspInstall + lspconfig stuff
local function setup_servers()
lspinstall.setup()
local servers = lspinstall.installed_servers()
for _, lang in pairs(servers) do
if lang ~= "lua" then
lspconfig[lang].setup {
on_attach = on_attach,
capabilities = capabilities,
-- root_dir = vim.loop.cwd,
}
elseif lang == "lua" then
lspconfig[lang].setup {
on_attach = on_attach,
capabilities = capabilities,
settings = {
Lua = {
diagnostics = {
globals = { "vim" },
},
workspace = {
library = {
[vim.fn.expand "$VIMRUNTIME/lua"] = true,
[vim.fn.expand "$VIMRUNTIME/lua/vim/lsp"] = true,
},
maxPreload = 100000,
preloadFileSize = 10000,
},
telemetry = {
enable = false,
},
},
},
}
end
end
end
setup_servers()
-- Automatically reload after `:LspInstall <server>` so we don't have to restart neovim
lspinstall.post_install_hook = function()
setup_servers() -- reload installed servers
vim.cmd "bufdo e"
end
-- replace the default lsp diagnostic symbols
local function lspSymbol(name, icon)
vim.fn.sign_define("LspDiagnosticsSign" .. name, { text = icon, numhl = "LspDiagnosticsDefaul" .. name })
end
lspSymbol("Error", "")
lspSymbol("Information", "")
lspSymbol("Hint", "")
lspSymbol("Warning", "")
vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with(vim.lsp.diagnostic.on_publish_diagnostics, {
virtual_text = {
prefix = "",
spacing = 0,
},
signs = true,
underline = true,
update_in_insert = false, -- update diagnostics insert mode
})
-- suppress error messages from lang servers
vim.notify = function(msg, log_level, _opts)
if msg:match "exit code" then
return
end
if log_level == vim.log.levels.ERROR then
vim.api.nvim_err_writeln(msg)
else
vim.api.nvim_echo({ { msg } }, true, {})
end
end