{
  "name": "return",
  "description": "Returns a value, expression result, or child nodes to the nearest caller",
  "signature": {
    "input": {
      "kind": "return-value,node-list",
      "description": "Value or expression to return when no child nodes are supplied; one expression match returns its value, multiple matches return cloned nodes",
      "required": false,
      "mode": "ValueOrExpression"
    },
    "children": {
      "*": {
        "type": "object",
        "description": "Child node forwarded to the nearest caller without evaluation; when children exist, all children are returned as-is",
        "required": false,
        "mode": "SourceLambda",
        "cardinality": "ZeroOrMore",
        "role": "Payload",
        "projection": "Self"
      }
    },
    "output": {
      "mode": "Both",
      "kind": "return-value,node-list",
      "description": "Resolves to the supplied value and/or returned child nodes captured by the nearest caller"
    }
  }
}