fix: use line start/end for visual line selection; neovim/neovim#22632

lua/actions-preview/init.lua

@@ -6,8 +6,9 @@ local M = {}
 
 -- based on https://github.com/neovim/neovim/blob/v0.8.0/runtime/lua/vim/lsp/buf.lua#L153-L178
 ---@private
+---@param mode "v"|"V"
 ---@return table {start={row, col}, end={row, col}} using (1, 0) indexing
-local function range_from_selection()
+local function range_from_selection(mode)
  -- TODO: Use `vim.region()` instead https://github.com/neovim/neovim/pull/13896
 
  -- [bufnum, lnum, col, off]; both row and column 1-indexed
@@ -17,6 +18,11 @@ local function range_from_selection()
  local start_col = start[3]
  local end_row = end_[2]
  local end_col = end_[3]
+ if mode == "V" then
+ start_col = 1
+ local lines = vim.api.nvim_buf_get_lines(0, end_row-1, end_row, true)
+ end_col = #lines[1]
+ end
 
  -- A user can start visual selection at the end and move backwards
  -- Normalize the range to start < end
@@ -96,7 +102,7 @@ function M.code_actions(options)
  local end_ = assert(options.range["end"], "range must have a `end` property")
  params = vim.lsp.util.make_given_range_params(start, end_)
  elseif mode == "v" or mode == "V" then
- local range = range_from_selection()
+ local range = range_from_selection(mode)
  params = vim.lsp.util.make_given_range_params(range.start, range["end"])
  else
  params = vim.lsp.util.make_range_params()