Merge 'upstream' Add gitsigns recommended keymaps

Note, the upstream base gitsigns config and optional gitsigns plugin are merged
into the same plugin spec, so the gitsigns keymaps are enabled by default.

lua/kickstart/plugins/gitsigns.lua

@@ -14,6 +14,56 @@ return {
         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 = 'stage git hunk' })
+        map('v', '<leader>hr', function()
+          gitsigns.reset_hunk { vim.fn.line '.', vim.fn.line 'v' }
+        end, { desc = 'reset git 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.undo_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.toggle_deleted, { desc = '[T]oggle git show [D]eleted' })
+      end,
     },
   },
 }

lua/kickstart/plugins/which-key.lua

@@ -28,7 +28,12 @@ return {
         ['<leader>s'] = { name = '[S]earch', _ = 'which_key_ignore' },
         ['<leader>w'] = { name = '[W]orkspace', _ = 'which_key_ignore' },
         ['<leader>t'] = { name = '[T]oggle', _ = 'which_key_ignore' },
+        ['<leader>h'] = { name = 'Git [H]unk', _ = 'which_key_ignore' },
       }
+      -- visual mode
+      require('which-key').register({
+        ['<leader>h'] = { 'Git [H]unk' },
+      }, { mode = 'v' })
     end,
   },
 }