NullLiteral 空字面量

1. 结构声明

TS Declaration

class NullLiteral extends LogicItem {}

JSON Schema

{
    "type": "object",
    "additionalProperties": false,
    "properties": {
        "label": {
            "type": "string"
        },
        "description": {
            "type": "string"
        },
        "folded": {
            "type": "boolean"
        },
        "offsetX": {
            "type": "number"
        },
        "offsetY": {
            "type": "number"
        }
    }
}

2. 节点示例

(1) 示例

AST 如下：

JSON

{
    "concept": "NullLiteral"
}

YAML

concept: NullLiteral