{
  "$schema": "http://json-schema.org/draft-04/schema#",

  "title": "ISO 3166-1",
  "description": "ISO 3166-1 country codes",
  "type": "object",

  "properties": {
	"3166-1": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "alpha_2": {
            "description": "Two letter alphabetic code of the item",
            "type": "string",
            "pattern": "^[A-Z]{2}$"
          },
          "alpha_3": {
            "description": "Three letter alphabetic code of the item",
            "type": "string",
            "pattern": "^[A-Z]{3}$"
          },
          "flag": {
            "description": "Flag of country, using Unicode regional indicator symbol letters",
            "type": "string",
            "pattern": "^[🇦-🇿]{2}$"
          },
          "name": {
            "description": "Name of the item",
            "type": "string",
            "minLength": 1
          },
          "numeric": {
            "description": "Three digit numeric code of the item, including leading zeros",
            "type": "string",
            "pattern": "^[0-9]{3}$"
          },
          "official_name": {
            "description": "Official name of the item (optional)",
            "type": "string",
            "minLength": 1
          },
          "common_name": {
            "description": "Common name of the item (optional)",
            "type": "string",
            "minLength": 1
          }
        },
        "required": ["alpha_2", "alpha_3", "name", "numeric"],
        "additionalProperties": false
      }
    }
  },
  "additionalProperties": false
}