nvim: plugins: gitsigns: for gitsign settings

Signed-off-by: Brahmajit Das <brahmajit.xyz@gmail.com>

1 files changed, 40 insertions, 0 deletions

diff --git a/lua/plugins/gitsigns.lua b/lua/plugins/gitsigns.lua
new file mode 100644
index 0000000..1d8c1eb
--- /dev/null
+++ b/lua/plugins/gitsigns.lua
@@ -0,0 +1,40 @@
+require('gitsigns').setup{
+	on_attach = function(bufnr)
+		local gs = package.loaded.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 return ']c' end
+			vim.schedule(function() gs.next_hunk() end)
+			return '<Ignore>'
+		end, {expr=true})
+
+		map('n', '[c', function()
+			if vim.wo.diff then return '[c' end
+			vim.schedule(function() gs.prev_hunk() end)
+			return '<Ignore>'
+		end, {expr=true})
+
+		-- Actions
+		map({'n', 'v'}, '<leader>hs', ':Gitsigns stage_hunk<CR>')
+		map({'n', 'v'}, '<leader>hr', ':Gitsigns reset_hunk<CR>')
+		map('n', '<leader>hS', gs.stage_buffer)
+		map('n', '<leader>hu', gs.undo_stage_hunk)
+		map('n', '<leader>hR', gs.reset_buffer)
+		map('n', '<leader>hp', gs.preview_hunk)
+		map('n', '<leader>hb', function() gs.blame_line{full=true} end)
+		map('n', '<leader>tb', gs.toggle_current_line_blame)
+		map('n', '<leader>hd', gs.diffthis)
+		map('n', '<leader>hD', function() gs.diffthis('~') end)
+		map('n', '<leader>td', gs.toggle_deleted)
+
+		-- Text object
+		map({'o', 'x'}, 'ih', ':<C-U>Gitsigns select_hunk<CR>')
+	end
+}