d20-charsheet/schema/armor.json

{
  "allOf": [
    {"$ref": "file:enchantable.json#"},
    {
      "dependencies": {
        "speed": {"properties": {"type": {"not": {"const": "Shield"}}}}
      },
      "properties": {
        "acBonus": {"type": "integer", "minimum": 0},
        "type": {
          "type": "string", 
          "enum": ["Light", "Medium", "Heavy", "Shield"]
        },
        "maxDex": {"type": "integer", "minimum": 0},
        "checkPenalty": {"type": "integer", "maximum": 0},
        "spellFailure": {"type": "integer", "minimum": 0, "maximum": 100},
        "speed": {"type": "integer"}
      },
      "required": [
        "bonus",
        "type",
        "checkPenalty",
        "spellFailure"
      ],
      "type": "object"
    }
  ]
}