add nvim-dap and dap-virtual-text interface

lua/conf/plugins/dap-virtual-text.lua

@@ -0,0 +1,9 @@
+return { 'theHamsta/nvim-dap-virtual-text',
+  requires = {
+    'mfussenegger/nvim-dap',
+    'nvim-treesitter/nvim-treesitter'
+  },
+  function()
+    require("nvim-dap-virtual-text").setup {}
+  end
+}

lua/conf/plugins/dap.lua

@@ -0,0 +1,47 @@
+local misc = require('core.misc')
+local map = misc.map
+
+return { 'mfussenegger/nvim-dap',
+  requires = {
+    'williamboman/mason.nvim',
+    'nvim-telescope/telescope.nvim'
+  },
+  disable = vim.version().minor < 8,
+  branch = '0.8.0',
+  function()
+
+    local dap = require("dap")
+
+    local codelldb_port = 13000
+    dap.adapters.codelldb = {
+      type = 'server',
+      host = '127.0.0.1',
+      port = codelldb_port,
+      executable = {
+        command = require('mason-registry').get_package('codelldb'):get_install_path()..'/codelldb',
+        args = { '--port', codelldb_port }
+      }
+    }
+
+    dap.configurations.c = {
+      {
+        name = 'LLDB: Launch',
+        type = 'codelldb',
+        request = 'launch',
+        program = function()
+          return vim.fn.input('Path to executable: ', vim.fn.getcwd()..'/', 'file')
+        end,
+        cwd = '${workspaceFolder}',
+        stopOnEntry = false,
+        args = {},
+        console = 'integratedTerminal'
+      }
+    }
+
+    map('n', '<Leader>ec', dap.continue)
+    map('n', '<Leader>eb', require("dap.breakpoints").toggle)
+    map('n', '<Leader>e]', dap.step_over)
+    map('n', '<Leader>e[', dap.step_back)
+    map('n', '<Leader>eR', dap.restart)
+  end
+}