locals {
  # Arithmetic
  add             = "${1 + 2}"
  sub             = "${1 - 2}"
  mul             = "${1 * 2}"
  mod             = "${4 % 2}"
  and             = "${true && true}"
  or              = "${true || true}"
  equal           = "${1 == 2}"
  not_equal       = "${1 != 2}"
  less_than       = "${1 < 2}"
  greater_than    = "${1 > 2}"
  less_than_eq    = "${1 <= 2}"
  greater_than_eq = "${1 >= 2}"
  neg             = "${- local.add}"

  # Call
  call_no_args  = "${foo()}"
  call_one_arg  = "${foo(1)}"
  call_two_args = "${foo(1, 2)}"

  # Conditional
  cond = "${true ? 1 : 2}"

  # Index
  index_str = "${foo["a"]}"
  index_num = "${foo[1]}"

  # Variable Access
  var_access_single = "${foo}"
  var_access_dot    = "${foo.bar}"
  var_access_splat  = "${foo.bar.*.baz}"
}