Add trouble plugin

Author: ftassi

lua/custom/plugins/trouble.lua

@@ -0,0 +1,23 @@
+return {
+  'folke/trouble.nvim',
+  dependencies = { 'nvim-tree/nvim-web-devicons' },
+  opts = {},
+  config = function()
+    local function mapLeader(key, troubleFunc, description)
+      vim.keymap.set('n', '<leader>' .. key, function()
+        require('trouble').toggle(troubleFunc)
+      end, { desc = description })
+    end
+
+    -- Utilizzo della funzione mapLeader per definire i mapping
+    mapLeader('xx', nil, 'Toggle Trouble')
+    mapLeader('xw', 'workspace_diagnostics', 'Toggle Workspace Diagnostics')
+    mapLeader('xd', 'document_diagnostics', 'Toggle Document Diagnostics')
+    mapLeader('xq', 'quickfix', 'Toggle Quickfix')
+    mapLeader('xl', 'loclist', 'Toggle Location List')
+
+    vim.keymap.set('n', 'gR', function()
+      require('trouble').toggle 'lsp_references'
+    end)
+  end,
+}