{
  "name": "blueprint",
  "rules": {
    "source_file": {
      "type": "REPEAT",
      "content": {
        "type": "SYMBOL",
        "name": "_definition"
      }
    },
    "_definition": {
      "type": "CHOICE",
      "members": [
        {
          "type": "SYMBOL",
          "name": "assignment"
        }
      ]
    },
    "comment": {
      "type": "SEQ",
      "members": [
        {
          "type": "STRING",
          "value": "#"
        },
        {
          "type": "PATTERN",
          "value": ".*"
        }
      ]
    },
    "assignment": {
      "type": "SEQ",
      "members": [
        {
          "type": "FIELD",
          "name": "left",
          "content": {
            "type": "SYMBOL",
            "name": "identifier"
          }
        },
        {
          "type": "FIELD",
          "name": "operator",
          "content": {
            "type": "CHOICE",
            "members": [
              {
                "type": "STRING",
                "value": "="
              },
              {
                "type": "STRING",
                "value": "+="
              }
            ]
          }
        },
        {
          "type": "FIELD",
          "name": "right",
          "content": {
            "type": "SYMBOL",
            "name": "_expr"
          }
        }
      ]
    },
    "_expr": {
      "type": "CHOICE",
      "members": [
        {
          "type": "SYMBOL",
          "name": "identifier"
        },
        {
          "type": "SYMBOL",
          "name": "integer_literal"
        }
      ]
    },
    "identifier": {
      "type": "PATTERN",
      "value": "[_\\p{XID_Start}][_\\p{XID_Continue}]*"
    },
    "integer_literal": {
      "type": "PATTERN",
      "value": "[0-9]+"
    }
  },
  "extras": [
    {
      "type": "PATTERN",
      "value": "\\s+"
    },
    {
      "type": "SYMBOL",
      "name": "comment"
    }
  ],
  "conflicts": [],
  "precedences": [],
  "externals": [],
  "inline": [],
  "supertypes": []
}