Add rust tools + fixes

configs/nvim/lua/mappings.lua

@@ -22,6 +22,7 @@ local function init()
     map('n', '<space>m', '<cmd>lua vim.lsp.buf.rename()<CR>')
     map('n', '<space>r', '<cmd>lua vim.lsp.buf.references()<CR>')
     map('n', '<space>s', '<cmd>lua vim.lsp.buf.document_symbol()<CR>')
+    map('n', '<leader>T', '<cmd>lua require\'lsp_extensions\'.inlay_hints()<CR>')
 
     -------------------- HlsLens -------------------------------
     map('n', 'n', "<Cmd>execute('normal! ' . v:count1 . 'n')<CR><Cmd>lua require('hlslens').start()<CR>")
@@ -39,6 +40,9 @@ local function init()
     -- Install docs : https://github.com/jesseduffield/lazygit
     map('n', '<F2>', '<cmd>LazyGit<CR>')
 
+    -------------------- OTHER ---------------------------------
+    map('i', '<Esc>', '<Esc>:w<CR>')
+
     -------------------- COMMANDS ------------------------------
     cmd 'au TextYankPost * lua vim.highlight.on_yank {on_visual = false}'  -- disabled in visual mode
 end

configs/nvim/lua/plugins/init.lua

@@ -1,6 +1,7 @@
 function configure_packages()
     call_with_helpers(require('plugins.lspconfig').init)
     call_with_helpers(require('plugins.compe').init)
+    call_with_helpers(require('plugins.nvim-rust-tools').init)
     call_with_helpers(require('plugins.nvim-tree').init)
     call_with_helpers(require('plugins.nvim-treesitter').init)
     call_with_helpers(require('plugins.nvim-web-devicons').init)
@@ -30,7 +31,8 @@ function install_packages()
     use 'neovim/nvim-lspconfig'
     use 'onsails/lspkind-nvim'
     use 'kabouzeid/nvim-lspinstall'
-
+    use 'simrat39/rust-tools.nvim'
+  
     -- Autocomplete
     use 'hrsh7th/nvim-compe'
     use 'SirVer/ultisnips'
@@ -118,7 +120,7 @@ function install_packages()
     use 'ludovicchabant/vim-gutentags'
 
     -- General Plugins
-    use 'github/copilot'                -- Copilot is a vim plugin that helps you to create your own vim plugins.
+    use 'github/copilot.vim'            -- Copilot is a vim plugin that helps you to create your own vim plugins.
     use 'rcarriga/nvim-notify'          -- fancy notification
     use 'mfussenegger/nvim-dap'         -- debugger
     use 'numtostr/FTerm.nvim'           -- Floating terminal

configs/nvim/lua/plugins/nvim-rust-tools.lua

@@ -0,0 +1,119 @@
+local opts = {
+  tools = { -- rust-tools options
+      -- Automatically set inlay hints (type hints)
+      autoSetHints = true,
+
+      -- Whether to show hover actions inside the hover window
+      -- This overrides the default hover handler 
+      hover_with_actions = true,
+
+      -- how to execute terminal commands
+      -- options right now: termopen / quickfix
+      executor = require("rust-tools/executors").termopen,
+
+      runnables = {
+          -- whether to use telescope for selection menu or not
+          use_telescope = true
+
+          -- rest of the opts are forwarded to telescope
+      },
+
+      debuggables = {
+          -- whether to use telescope for selection menu or not
+          use_telescope = true
+
+          -- rest of the opts are forwarded to telescope
+      },
+
+      -- These apply to the default RustSetInlayHints command
+      inlay_hints = {
+
+          -- Only show inlay hints for the current line
+          only_current_line = false,
+
+          -- Event which triggers a refersh of the inlay hints.
+          -- You can make this "CursorMoved" or "CursorMoved,CursorMovedI" but
+          -- not that this may cause  higher CPU usage.
+          -- This option is only respected when only_current_line and
+          -- autoSetHints both are true.
+          only_current_line_autocmd = "CursorHold",
+
+          -- wheter to show parameter hints with the inlay hints or not
+          show_parameter_hints = true,
+
+          -- prefix for parameter hints
+          parameter_hints_prefix = "<- ",
+
+          -- prefix for all the other hints (type, chaining)
+          other_hints_prefix = "=> ",
+
+          -- whether to align to the length of the longest line in the file
+          max_len_align = false,
+
+          -- padding from the left if max_len_align is true
+          max_len_align_padding = 1,
+
+          -- whether to align to the extreme right or not
+          right_align = false,
+
+          -- padding from the right if right_align is true
+          right_align_padding = 7,
+
+          -- The color of the hints
+          highlight = "Comment",
+      },
+
+      hover_actions = {
+          -- the border that is used for the hover window
+          -- see vim.api.nvim_open_win()
+          border = {
+              {"╭", "FloatBorder"}, {"─", "FloatBorder"},
+              {"╮", "FloatBorder"}, {"│", "FloatBorder"},
+              {"╯", "FloatBorder"}, {"─", "FloatBorder"},
+              {"╰", "FloatBorder"}, {"│", "FloatBorder"}
+          },
+
+          -- whether the hover action window gets automatically focused
+          auto_focus = false
+      },
+
+      -- settings for showing the crate graph based on graphviz and the dot
+      -- command
+      crate_graph = {
+          -- Backend used for displaying the graph
+          -- see: https://graphviz.org/docs/outputs/
+          -- default: x11
+          backend = "x11",
+          -- where to store the output, nil for no output stored (relative
+          -- path from pwd)
+          -- default: nil
+          output = nil,
+          -- true for all crates.io and external crates, false only the local
+          -- crates
+          -- default: true
+          full = true,
+      }
+  },
+
+  -- 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 = {}, -- rust-analyer options
+
+  -- debugging stuff
+  dap = {
+      adapter = {
+          type = 'executable',
+          command = 'lldb-vscode',
+          name = "rt_lldb"
+      }
+  }
+}
+
+local function init()
+  require('rust-tools').setup(opts)
+end
+
+return {
+  init = init
+}