{
  "schemaVersion": 2,
  "sourceKind": "structured-spec",
  "confidence": "high",
  "slug": "cascader",
  "name": "级联选择器 Cascader",
  "semanticTypeCandidates": [
    "combobox",
    "cascader"
  ],
  "variantDimensions": [
    {
      "name": "mode",
      "values": [
        "single",
        "multiple"
      ]
    },
    {
      "name": "load",
      "values": [
        "static",
        "dynamic"
      ]
    },
    {
      "name": "search",
      "values": [
        "support",
        "none"
      ]
    }
  ],
  "representativeVariants": [
    {
      "mode": "single",
      "load": "static",
      "search": "support",
      "label": "单选级联选择"
    },
    {
      "mode": "multiple",
      "load": "static",
      "search": "support",
      "label": "多选级联选择"
    },
    {
      "mode": "single",
      "load": "dynamic",
      "search": "none",
      "label": "动态加载级联选择"
    }
  ],
  "anatomy": {
    "input": "触发框，显示选中路径（如 华东 / 上海 / 浦东）",
    "panel": "级联面板，多列菜单逐级展开",
    "path": "选中路径文字展示"
  },
  "structurePatterns": {
    "panel": "多列下拉，列内项高同菜单 32px",
    "trigger": "点击展开"
  },
  "usageHints": [
    "多级下拉选择，适用于地区、分类选择",
    "支持搜索、动态加载",
    "选中路径完整显示",
    "支持多选"
  ],
  "doNotInvent": [
    "面板列宽与最大层级数",
    "搜索命中高亮样式"
  ],
  "unknowns": [
    "动态加载时的 loading 占位样式"
  ]
}