feat(refactor): add definition navigation module

1 files changed, 87 insertions, 0 deletions

diff --git a/lua/nvim-treesitter/refactor/navigation.lua b/lua/nvim-treesitter/refactor/navigation.lua
new file mode 100644
index 00000000..9c439179
--- /dev/null
+++ b/lua/nvim-treesitter/refactor/navigation.lua
@@ -0,0 +1,87 @@
+-- Definition based navigation module
+
+local ts_utils = require'nvim-treesitter.ts_utils'
+local locals = require'nvim-treesitter.locals'
+local configs = require'nvim-treesitter.configs'
+local api = vim.api
+
+local M = {}
+
+local function node_to_qf(node, kind)
+  local lnum, col, _ = def.node:start()
+
+  return {
+    bufnr = bufnr,
+    lnum = lnum + 1,
+    col = col + 1,
+    text = ts_utils.get_node_text(def.node)[1] or '',
+    kind = kind
+  }
+end
+
+function M.goto_definition(bufnr)
+  local bufnr = bufnr or api.nvim_get_current_buf()
+  local node_at_point = ts_utils.get_node_at_cursor()
+
+  if not node_at_point then return end
+
+  local definition, _ = ts_utils.find_definition(node_at_point, bufnr)
+
+  if not definition then
+    print('No definition found')
+    return
+  end
+
+  local start_row, start_col, _ = definition:start()
+
+  api.nvim_win_set_cursor(0, { start_row + 1, start_col })
+end
+
+function M.list_definitions(bufnr)
+  local bufnr = bufnr or api.nvim_get_current_buf()
+  local definitions = locals.get_definitions(bufnr)
+
+  if #definitions < 1 then return end
+
+  local qf_list = {}
+
+  for _, def in ipairs(definitions) do
+    ts_utils.recurse_local_nodes(def, function(_, node, _, match)
+      local lnum, col, _ = node:start()
+
+      table.insert(qf_list, {
+        bufnr = bufnr,
+        lnum = lnum + 1,
+        col = col + 1,
+        text = ts_utils.get_node_text(node)[1] or "",
+        kind = match and match:sub(1, 1) or ""
+      })
+    end)
+  end
+
+  vim.fn.setqflist(qf_list, 'r')
+  api.nvim_command('copen')
+end
+
+function M.attach(bufnr)
+  local bufnr = bufnr or api.nvim_get_current_buf()
+
+  local config = configs.get_module('refactor.navigation')
+
+  for fn_name, mapping in pairs(config.keymaps) do
+    local cmd = string.format([[:lua require'nvim-treesitter.refactor.navigation'.%s(%d)<CR>]], fn_name, bufnr)
+
+    api.nvim_buf_set_keymap(bufnr, 'n', mapping, cmd, { silent = true })
+  end
+end
+
+function M.detach(bufnr)
+  local buf = bufnr or api.nvim_get_current_buf()
+  local config = configs.get_module('refactor.navigation')
+
+  for fn_name, mapping in pairs(config.keymaps) do
+    api.nvim_buf_del_keymap(bufnr, 'n', mapping)
+  end
+end
+
+return M