795-prerequisite-self-reference.yaml

version: 1
name: |
  Prerequisite objectives: dependency cycle (self-reference)
description: |
  This should be rejected by the parser.
objectives:
  - id: have_furnace
    goal:
      - Make a "furnace".
    condition: |
      as base {has "furnace"};
    prerequisite: have_furnace
solution: |
  make "furnace"
robots:
  - name: base
    display:
      char: 'Ω'
      attr: robot
    dir: [0, 1]
    devices:
      - workbench
    inventory:
      - [5, rock]
world:
  palette:
    'x': [grass, null, base]
  upperleft: [0, 0]
  map: |
    x