1 files changed, 102 insertions, 0 deletions
diff --git a/base/config/nvim/rust.vim b/base/config/nvim/rust.vim
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index 0000000..81ce516
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+" 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 LSP through rust-tools.nvim plugin.
+" rust-tools will configure and enable certain LSP features for us.
+" See https://github.com/simrat39/rust-tools.nvim#configuration
+lua <<EOF
+local nvim_lsp = require'lspconfig'
+
+local opts = {
+    tools = { -- rust-tools options
+        autoSetHints = true,
+        hover_with_actions = true,
+        inlay_hints = {
+            show_parameter_hints = false,
+            parameter_hints_prefix = "",
+            other_hints_prefix = "",
+        },
+    },
+
+    -- all the opts to send to nvim-lspconfig
+    -- these override the defaults set by rust-tools.nvim
+    -- see https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md#rust_analyzer
+    server = {
+        -- on_attach is a callback called when the language server attachs to the buffer
+        -- on_attach = on_attach,
+        settings = {
+            -- to enable rust-analyzer settings visit:
+            -- https://github.com/rust-analyzer/rust-analyzer/blob/master/docs/user/generated_config.adoc
+            ["rust-analyzer"] = {
+                -- enable clippy on save
+                checkOnSave = {
+                    command = "clippy"
+                },
+            }
+        }
+    },
+}
+
+require('rust-tools').setup(opts)
+EOF
+
+" Setup Completion
+" See https://github.com/hrsh7th/nvim-cmp#basic-configuration
+lua <<EOF
+local cmp = require'cmp'
+cmp.setup({
+  -- Enable LSP snippets
+  snippet = {
+    expand = function(args)
+        vim.fn["vsnip#anonymous"](args.body)
+    end,
+  },
+  mapping = {
+    ['<C-p>'] = cmp.mapping.select_prev_item(),
+    ['<C-n>'] = cmp.mapping.select_next_item(),
+    -- Add tab support
+    ['<S-Tab>'] = cmp.mapping.select_prev_item(),
+    ['<Tab>'] = 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.Insert,
+      select = true,
+    })
+  },
+
+  -- Installed sources
+  sources = {
+    { name = 'nvim_lsp' },
+    { name = 'vsnip' },
+    { name = 'path' },
+    { name = 'buffer' },
+  },
+})
+EOF
+
+" Code navigation shortcuts
+nnoremap <silent> <c-]> <cmd>lua vim.lsp.buf.definition()<CR>
+nnoremap <silent> K     <cmd>lua vim.lsp.buf.hover()<CR>
+nnoremap <silent> gD    <cmd>lua vim.lsp.buf.implementation()<CR>
+nnoremap <silent> <c-k> <cmd>lua vim.lsp.buf.signature_help()<CR>
+nnoremap <silent> 1gD   <cmd>lua vim.lsp.buf.type_definition()<CR>
+nnoremap <silent> gr    <cmd>lua vim.lsp.buf.references()<CR>
+nnoremap <silent> g0    <cmd>lua vim.lsp.buf.document_symbol()<CR>
+nnoremap <silent> gW    <cmd>lua vim.lsp.buf.workspace_symbol()<CR>
+nnoremap <silent> gd    <cmd>lua vim.lsp.buf.definition()<CR>
+
+nnoremap <silent> ga    <cmd>lua vim.lsp.buf.code_action()<CR>
+
+" Goto previous/next diagnostic warning/error
+nnoremap <silent> g[ <cmd>lua vim.diagnostic.goto_prev()<CR>
+nnoremap <silent> g] <cmd>lua vim.diagnostic.goto_next()<CR>