-- ======================================================================
--  utils.lua — Helper functions
-- ======================================================================

local M = {}

-- Show filename aligned to the right
function M.show_filename_right()
  local filename = vim.fn.expand("%:p")
  local columns = vim.o.columns
  local space = columns - #filename - 2
  if space < 0 then space = 0 end
  vim.api.nvim_echo({{string.rep(" ", space) .. filename, "None"}}, false, {})
end

-- Send cell to slime (delimited by pattern, e.g., "^#%%")
function M.send_cell(pattern)
  local start_line = vim.fn.search(pattern, "bnW")
  if start_line ~= 0 then start_line = start_line + 1 else start_line = 1 end
  local stop_line = vim.fn.search(pattern, "nW")
  if stop_line ~= 0 then stop_line = stop_line - 1 else stop_line = vim.fn.line("$") end
  vim.fn["slime#send_range"](start_line, stop_line)
end

return M