From 8d2bf492234fe453797a4bb12491e0e431d685b5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Gremaud?= <loic.gremaud@arcanite.ch>
Date: Tue, 7 Nov 2023 17:46:58 +0100
Subject: [PATCH] Ruff LSP

---
 lua/plugins/configs/ruff_lsp.lua | 46 ++++++++++++++++++++++++++++++++
 lua/plugins/init.lua             |  1 +
 2 files changed, 47 insertions(+)
 create mode 100644 lua/plugins/configs/ruff_lsp.lua

diff --git a/lua/plugins/configs/ruff_lsp.lua b/lua/plugins/configs/ruff_lsp.lua
new file mode 100644
index 0000000..f3ac0a3
--- /dev/null
+++ b/lua/plugins/configs/ruff_lsp.lua
@@ -0,0 +1,46 @@
+-- See: https://github.com/neovim/nvim-lspconfig/tree/54eb2a070a4f389b1be0f98070f81d23e2b1a715#suggested-configuration
+local opts = { noremap=true, silent=true }
+vim.keymap.set('n', '<space>k', vim.diagnostic.open_float, opts)
+vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, opts)
+vim.keymap.set('n', ']d', vim.diagnostic.goto_next, opts)
+vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist, opts)
+
+-- 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)
+  -- Enable completion triggered by <c-x><c-o>
+  vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+  -- Mappings.
+  -- See `:help vim.lsp.*` for documentation on any of the below functions
+  local bufopts = { noremap=true, silent=true, buffer=bufnr }
+  vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, bufopts)
+  vim.keymap.set('n', 'gd', vim.lsp.buf.definition, bufopts)
+  vim.keymap.set('n', 'K', vim.lsp.buf.hover, bufopts)
+  vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, bufopts)
+  vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, bufopts)
+  vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, bufopts)
+  vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, bufopts)
+  vim.keymap.set('n', '<space>wl', function()
+    print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+  end, bufopts)
+
+  vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, bufopts)
+  vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename, bufopts)
+  vim.keymap.set('n', '<space>ca', vim.lsp.buf.code_action, bufopts)
+  vim.keymap.set('n', 'gr', vim.lsp.buf.references, bufopts)
+  vim.keymap.set('n', '<space>f', function() vim.lsp.buf.format { async = true } end, bufopts)
+end
+
+-- Configure `ruff-lsp`.
+-- See: https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md#ruff_lsp
+-- For the default config, along with instructions on how to customize the settings
+require('lspconfig').ruff_lsp.setup {
+  on_attach = on_attach,
+  init_options = {
+    settings = {
+      -- Any extra CLI arguments for `ruff` go here.
+      args = {},
+    }
+  }
+}
diff --git a/lua/plugins/init.lua b/lua/plugins/init.lua
index 845494b..0c794a2 100644
--- a/lua/plugins/init.lua
+++ b/lua/plugins/init.lua
@@ -295,3 +295,4 @@ if #config.plugins > 0 then
 end
 
 require("lazy").setup(default_plugins, config.lazy_nvim)
+require "plugins.configs.ruff_lsp"