fix: indexing function value when sending to REPL (#455)

Fixes #358, fixes #444

Author: Jorenar

lua/dapui/util.lua

@@ -255,7 +255,7 @@ function M.partial(func, ...)
 end
 
 function M.send_to_repl(expression)
-  local repl_win = vim.fn.bufwinid("\\[dap-repl\\]")
+  local repl_win = vim.fn.bufwinid("\\[dap-repl") -- incomplete bracket to allow e.g. '[dap-repl-2]'
   if repl_win == -1 then
     M.float_element("repl")
     repl_win = vim.fn.bufwinid("\\[dap-repl\\]")
@@ -269,7 +269,8 @@ function M.float_element(elem_name)
   local col_no = vim.fn.screencol()
   local position = { line = line_no, col = col_no }
   local elem = require("dapui.elements." .. elem_name)
-  return require("dapui.windows").open_float(elem, position, elem.float_defaults or {})
+  if type(elem) == "function" then elem = elem() end
+  return require("dapui.windows").open_float(elem_name, elem, position, elem.settings or {})
 end
 
 function M.render_type(maybe_type)

lua/dapui/windows/init.lua

@@ -124,6 +124,9 @@ function M.open_float(name, element, position, settings)
     return float_windows[name]
   end
   local buf = element.buffer()
+  if type(settings) == "function" then
+    settings = settings()
+  end
   local float_win = require("dapui.windows.float").open_float({
     height = settings.height or 1,
     width = settings.width or 1,