[nvim] add gitsigns

dotfiles/nvim/lazy-lock.json

@@ -1,4 +1,5 @@
 {
+  "gitsigns.nvim": { "branch": "main", "commit": "1796c7cedfe7e5dd20096c5d7b8b753d8f8d22eb" },
   "lazy.nvim": { "branch": "main", "commit": "6c3bda4aca61a13a9c63f1c1d1b16b9d3be90d7a" },
   "vim-sleuth": { "branch": "master", "commit": "be69bff86754b1aa5adcbb527d7fcd1635a84080" },
   "vim-tmux-navigator": { "branch": "master", "commit": "33afa80db65113561dc53fa732b7f5e53d5ecfd0" },

dotfiles/nvim/lua/lazy-plugins.lua

@@ -22,6 +22,12 @@ require('lazy').setup({
       -- your configuration comes here
       -- or leave it empty to use the default settings
       -- refer to the configuration section below
+      spec = {
+        { '[', group = 'Navigation' },
+        { ']', group = 'Navigation' },
+        { '<leader>t', group = '[T]oggle' },
+        { '<leader>h', group = 'Git [h]unk', mode = { 'n', 'v' } },
+      },
     },
     keys = {
       {
@@ -32,7 +38,70 @@ require('lazy').setup({
         desc = "Buffer Local Keymaps (which-key)",
       },
     },
-  }
+  },
+
+  {
+    'lewis6991/gitsigns.nvim',
+    opts = {
+      signs = {
+        add = { text = '+' },
+        change = { text = '~' },
+        delete = { text = '_' },
+        topdelete = { text = '‾' },
+        changedelete = { text = '~' },
+      },
+      on_attach = function(bufnr)
+        local gitsigns = require 'gitsigns'
+
+        local function map(mode, l, r, opts)
+          opts = opts or {}
+          opts.buffer = bufnr
+          vim.keymap.set(mode, l, r, opts)
+        end
+
+        -- Navigation
+        map('n', ']c', function()
+          if vim.wo.diff then
+            vim.cmd.normal { ']c', bang = true }
+          else
+            gitsigns.nav_hunk 'next'
+          end
+        end, { desc = 'Jump to next git [c]hange' })
+
+        map('n', '[c', function()
+          if vim.wo.diff then
+            vim.cmd.normal { '[c', bang = true }
+          else
+            gitsigns.nav_hunk 'prev'
+          end
+        end, { desc = 'Jump to previous git [c]hange' })
+
+        -- Actions
+        -- visual mode
+        map('v', '<leader>hs', function()
+          gitsigns.stage_hunk { vim.fn.line '.', vim.fn.line 'v' }
+        end, { desc = 'git [s]tage hunk' })
+        map('v', '<leader>hr', function()
+          gitsigns.reset_hunk { vim.fn.line '.', vim.fn.line 'v' }
+        end, { desc = 'git [r]eset hunk' })
+        -- normal mode
+        map('n', '<leader>hs', gitsigns.stage_hunk, { desc = 'git [s]tage hunk' })
+        map('n', '<leader>hr', gitsigns.reset_hunk, { desc = 'git [r]eset hunk' })
+        map('n', '<leader>hS', gitsigns.stage_buffer, { desc = 'git [S]tage buffer' })
+        map('n', '<leader>hu', gitsigns.stage_hunk, { desc = 'git [u]ndo stage hunk' })
+        map('n', '<leader>hR', gitsigns.reset_buffer, { desc = 'git [R]eset buffer' })
+        map('n', '<leader>hp', gitsigns.preview_hunk, { desc = 'git [p]review hunk' })
+        map('n', '<leader>hb', gitsigns.blame_line, { desc = 'git [b]lame line' })
+        map('n', '<leader>hd', gitsigns.diffthis, { desc = 'git [d]iff against index' })
+        map('n', '<leader>hD', function()
+          gitsigns.diffthis '@'
+        end, { desc = 'git [D]iff against last commit' })
+        -- Toggles
+        map('n', '<leader>tb', gitsigns.toggle_current_line_blame, { desc = '[T]oggle git show [b]lame line' })
+        map('n', '<leader>tD', gitsigns.preview_hunk_inline, { desc = '[T]oggle git show [D]eleted' })
+      end,
+    },
+  },
 
 }, {
   ui = {