extract function with a selected region extracts the whole line about js2-refactor.el HOT 1 OPEN

function something (foo) {
  let variable = 0;
  if (foo?.length > 0) { // selected region from foo to 0
    variable = foo;
  }
  return variable;
}

function longFoo(variable, foo) {
  if (foo?.length > 0) {
    variable = foo;
  }
}

function something (foo) {
  let variable = 0;
  longFoo(variable, foo);
  return variable;
}

function longFoo (foo) {
  return foo?.length > 0;
}

function something (foo) {
  let variable = 0;
  if (longFoo(foo)) {
    variable = foo;
  }
  return variable;
}