nvim: Add tree-sitter-powered bindings for git rebasing

1 files changed, 30 insertions, 0 deletions

diff --git a/.config/nvim/after/ftplugin/gitrebase.lua b/.config/nvim/after/ftplugin/gitrebase.lua
new file mode 100644
index 0000000..3a81d62
--- /dev/null
+++ b/.config/nvim/after/ftplugin/gitrebase.lua
@@ -0,0 +1,30 @@
+local ts_utils = require('nvim-treesitter.ts_utils')
+
+local function map(lhs, rhs)
+	vim.keymap.set('n', lhs, function()
+		local node = ts_utils.get_node_at_cursor()
+		if node == nil then
+			error('No tree-sitter parser found.')
+		end
+
+		while node ~= nil and node:type() ~= 'operation' do
+			node = node:parent()
+		end
+
+		if node == nil or node:type() ~= 'operation' then
+			return
+		end
+
+		local sr, sc, er, ec = node:child(0):range()
+		vim.api.nvim_buf_set_text(0, sr, sc, er, ec, { rhs })
+	end, {
+		buffer = true,
+		noremap = true,
+		silent = true,
+	})
+end
+
+map('p', 'pick')
+map('r', 'reword')
+map('s', 'squash')
+map('f', 'fixup')