feat(treewalker): update keybindings for navigation

- Changed keybindings for navigating tree structure.
- Users can now use arrow keys for sibling and parent navigation.
- Introduced 'z' prefix for swap actions to avoid conflicts.
- Updated documentation to reflect new keybindings.

Author: ruicsh

lua/plugins/treewalker.lua

@@ -7,14 +7,14 @@ return {
 		local tw = require("treewalker")
 
 		local keymaps = {
-			{ "<c-j>", tw.move_down, "Jump to next sibling node", { mode = { "n", "v" } } },
-			{ "<c-k>", tw.move_up, "Jump to previous sibling node", { mode = { "n", "v" } } },
-			{ "<c-h>", tw.move_out, "Jump to parent", { mode = { "n", "v" } } },
-			{ "<c-l>", tw.move_in, "Jump to child", { mode = { "n", "v" } } },
-			{ "<m-k>", tw.swap_up, "Swap up" },
-			{ "<m-j>", tw.swap_down, "Swap down" },
-			{ "<m-h>", tw.swap_left, "Swap left" },
-			{ "<m-l>", tw.swap_right, "Swap right" },
+			{ "`<down>", tw.move_down, "Jump to next sibling node", { mode = { "n", "v" } } },
+			{ "`<up>", tw.move_up, "Jump to previous sibling node", { mode = { "n", "v" } } },
+			{ "`<left>", tw.move_out, "Jump to parent", { mode = { "n", "v" } } },
+			{ "`<right>", tw.move_in, "Jump to child", { mode = { "n", "v" } } },
+			{ "`k", tw.swap_up, "Swap up" },
+			{ "`j", tw.swap_down, "Swap down" },
+			{ "`h", tw.swap_left, "Swap left" },
+			{ "`l", tw.swap_right, "Swap right" },
 		}
 
 		return vim.fn.get_lazy_keys_conf(keymaps, "AST")

readme.md

@@ -288,14 +288,14 @@ Random features added.
 
 ### Syntax (AST)
 
-- `<c-h>` jump to parent node
-- `<c-j>` jump to next sibling node
-- `<c-k>` jump to previous sibling node
-- `<c-l>` jump to child node
-- `<m-h>` swap with lateral previous node
-- `<m-j>` swap with vertical next node
-- `<m-k>` swap with vertical previous node
-- `<m-l>` swap with lateral next node
+- ``<left>` jump to parent node
+- ``<down>` jump to next sibling node
+- ``<up>` jump to previous sibling node
+- ``<down>` jump to child node
+- ``h` swap with lateral previous node
+- ``j` swap with vertical next node
+- ``k` swap with vertical previous node
+- ``l` swap with lateral next node
 - `<leader>v` select current node
 - `;` increase selection (on node selection mode)
 - `,` decrease selection (on node selection mode)