lean.lua

vim.opt.completeopt = { 'menuone', 'noselect' }

require'compe'.setup{
  autocomplete = false,
  source = {
    nvim_lsp = { priority = 99 },
    nvim_lua = { priority = 99 },
    path = { priority = 99 },
  }
}

-- You may want to reference the nvim-lspconfig documentation, found at:
-- https://github.com/neovim/nvim-lspconfig#keybindings-and-completion
-- The below is just a simple initial set of mappings.
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
    buf_set_keymap('n', 'gd', '<Cmd>lua vim.lsp.buf.definition()<CR>', {noremap = true})
    buf_set_keymap('n', 'K', '<Cmd>lua vim.lsp.buf.hover()<CR>', {noremap = true})
    buf_set_option('omnifunc', 'v:lua.vim.lsp.omnifunc')
end

require('lean').setup{
    abbreviations = { builtin = true },
    lsp = { on_attach = on_attach },
    lsp3 = { on_attach = on_attach },
    mappings = true,
}