os/modules/terminal-life/nvim/lsp.vim
2022-01-19 01:13:15 +01:00

202 lines
8.2 KiB
VimL

" Set completeopt to have a better completion experience
" :help completeopt
" menuone: popup even when there's only one match
" noinsert: Do not insert text until a selection is made
" noselect: Do not select, force user to select one from the menu
set completeopt=menuone,noinsert,noselect
" Avoid showing extra messages when using completion
set shortmess+=c
" Configure neovim 5 experimental LSPs
" https://github.com/neovim/nvim-lspconfig
" https://github.com/neovim/nvim-lspconfig/blob/master/CONFIG.md
" https://gitlab.com/Iron_E/dotfiles/-/blob/master/.config/nvim/lua/_config/plugin/nvim_lsp.lua
lua <<EOF
local nvim_lsp = require('lspconfig')
-- Use an on_attach function to only map the following keys
-- after the language server attaches to the current buffer
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
-- 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', '<leader>wa', '<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>', opts)
buf_set_keymap('n', '<leader>wr', '<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>', opts)
buf_set_keymap('n', '<leader>wl', '<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>', opts)
buf_set_keymap('n', '<leader>D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
buf_set_keymap('n', '<leader>rn', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
buf_set_keymap('n', '<leader>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', '<leader>e', '<cmd>lua vim.lsp.diagnostic.show_line_diagnostics()<CR>', opts)
buf_set_keymap('n', '<leader>dp', '<cmd>lua vim.lsp.diagnostic.goto_prev()<CR>', opts)
buf_set_keymap('n', '<leader>dn', '<cmd>lua vim.lsp.diagnostic.goto_next()<CR>', opts)
buf_set_keymap('n', '<leader>q', '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>', opts)
buf_set_keymap('n', '<leader>f', '<cmd>lua vim.lsp.buf.formatting()<CR>', opts)
end
-- Add additional capabilities supported by nvim-cmp
local capabilities = vim.lsp.protocol.make_client_capabilities()
capabilities = require('cmp_nvim_lsp').update_capabilities(capabilities)
-- vscode HTML lsp needs this https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md#html
capabilities.textDocument.completion.completionItem.snippetSupport = true
for lsp_key, lsp_settings in pairs({
'bashls', ------------------------------- Bash
'ccls', --------------------------------- C / C++ / Objective-C
'cssls', -------------------------------- CSS / SCSS / LESS
'dockerls', ----------------------------- Docker
['gopls'] = { --------------------------- Go
['settings'] = {
['gopls'] = {
['analyses'] = {
['unusedparams'] = true,
},
['staticcheck'] = true
},
},
},
'html', --------------------------------- HTML
['jdtls'] = { --------------------------- Java
['root_dir'] = nvim_lsp.util.root_pattern('.git', 'pom.xml', 'build.xml'),
['init_options'] = {
['jvm_args'] = {['java.format.settings.url'] = vim.fn.stdpath('config')..'/eclipse-formatter.xml'},
['workspace'] = vim.fn.stdpath('cache')..'/java-workspaces'
}
},
['jsonls'] = { -------------------------- JSON
['settings'] = {
['json'] = {
['schemas' ] = require('schemastore').json.schemas()
}
}
},
'phpactor', ----------------------------- PHP
'pylsp', -------------------------------- Python
'rnix', --------------------------------- Nix
'solargraph', --------------------------- Ruby
'rust_analyzer', ------------------------ Rust
['sqlls'] = {
['cmd'] = {"$XDG_DATA_HOME/nvm/versions/node/v12.19.0/bin/sql-language-server", "up", "--method", "stdio"}
},
['terraformls'] = { --------------------- Terraform
['filetypes'] = { "terraform", "hcl", "tf" }
},
'tsserver', ----------------------------- Typescript / JavaScript
'vuels', -------------------------------- Vue
'svelte', ------------------------------- Svelte
['yamlls'] = { -------------------------- YAML
['settings'] = {
['yaml'] = {
['schemas'] = {
['https://json.schemastore.org/github-workflow'] = '.github/workflows/*.{yml,yaml}',
['https://json.schemastore.org/github-action'] = '.github/action.{yml,yaml}',
['https://json.schemastore.org/ansible-stable-2.9'] = 'roles/tasks/*.{yml,yaml}',
['https://json.schemastore.org/drone'] = '*.drone.{yml,yaml}',
['https://json.schemastore.org/swagger-2.0'] = 'swagger.{yml,yaml}',
}
}
}
}
}) do -- Setup all of the language servers. †
if type(lsp_key) == 'number' then -- Enable the LSP with defaults.
-- The `lsp` is an index in this case.
nvim_lsp[lsp_settings].setup{
on_attach = on_attach,
flags = {
debounce_text_changes = 150,
},
capabilities = capabilities,
}
else -- Use the LSP's configuration.
local on_attach_setting = on_attach
lsp_settings.on_attach = function()
if on_attach_setting then on_attach_setting() end
end
nvim_lsp[lsp_key].setup(lsp_settings)
end
end --
-- Set completeopt to have a better completion experience
vim.o.completeopt = 'menuone,noselect'
-- luasnip setup
local luasnip = require 'luasnip'
-- nvim-cmp setup
local cmp = require 'cmp'
cmp.setup {
snippet = {
expand = function(args)
require('luasnip').lsp_expand(args.body)
end,
},
mapping = {
['<C-p>'] = cmp.mapping.select_prev_item(),
['<C-n>'] = cmp.mapping.select_next_item(),
['<C-d>'] = cmp.mapping.scroll_docs(-4),
['<C-f>'] = cmp.mapping.scroll_docs(4),
['<C-Space>'] = cmp.mapping.complete(),
['<C-e>'] = cmp.mapping.close(),
['<CR>'] = cmp.mapping.confirm {
behavior = cmp.ConfirmBehavior.Replace,
select = true,
},
['<Tab>'] = function(fallback)
if cmp.visible() then
cmp.select_next_item()
elseif luasnip.expand_or_jumpable() then
luasnip.expand_or_jump()
else
fallback()
end
end,
['<S-Tab>'] = function(fallback)
if cmp.visible() then
cmp.select_prev_item()
elseif luasnip.jumpable(-1) then
luasnip.jump(-1)
else
fallback()
end
end,
},
sources = {
{ name = 'nvim_lsp' },
{ name = 'luasnip' },
},
}
EOF
" Visualize diagnostics
let g:diagnostic_enable_virtual_text = 1
let g:diagnostic_trimmed_virtual_text = '40'
" Don't show diagnostics while in insert mode
let g:diagnostic_insert_delay = 1
" Show diagnostic popup on cursor hold
autocmd CursorHold * lua vim.lsp.diagnostic.show_line_diagnostics({ focusable = false })
" Goto previous/next diagnostic warning/error
" nnoremap <silent> g[ <cmd>PrevDiagnosticCycle<cr>
" nnoremap <silent> g] <cmd>NextDiagnosticCycle<cr>
" have a fixed column for the diagnostics to appear in
" this removes the jitter when warnings/errors flow in
set signcolumn=yes