201-require-entities.yaml

version: 1
name: Require entities
description: |
  Require some entities using the 'require' command.
  https://github.com/swarm-game/swarm/issues/201
objectives:
  - condition: |
      try {
        r <- robotNumbered 1;
        r1 <- as r {count "rock"};
        r0 <- as base {count "rock"};
        return (r0 == 5 && r1 == 3);
      } { return false }
solution: |
  build { require 5 "rock"; move; place "rock"; move; place "rock" }
robots:
  - name: base
    loc: [0,0]
    dir: [1,0]
    devices:
      - 3D printer
      - logger
      - dictionary
    inventory:
      - [10, rock]
      - [1, solar panel]
      - [1, treads]
      - [1, grabber]
      - [1, logger]
world:
  default: [blank, null]
  palette:
    '.': [grass]
    '┌': [stone, upper left corner]
    '┐': [stone, upper right corner]
    '└': [stone, lower left corner]
    '┘': [stone, lower right corner]
    '─': [stone, horizontal wall]
    '│': [stone, vertical wall]
  upperleft: [-1, 1]
  map: |
    ┌───┐
    │...│
    └───┘