[validators.default]

validators.default is a slot in the validators namespace, in Hyperlambda, the language of Magic Cloud. Adds default child nodes to the nodes selected by the input expression.

• Value (lambda-object), required: Expression selecting the node or nodes to apply defaults to

Arguments

Required arguments come first, then the optional ones in the order they are declared.

Argument	Type	Required	Description
any node name	object	yes	Default child node cloned into each selected node when missing. Can be repeated.

Guide: How to use [validators.default]

JSON declaration

This is the complete declaration of validators.default, as the running system describes it. It is also published as slot.json.

JSON declaration

{
  "name": "validators.default",
  "description": "Adds default child nodes to the nodes selected by the input expression",
  "signature": {
    "input": {
      "kind": "lambda-object",
      "description": "Expression selecting the node or nodes to apply defaults to",
      "required": true,
      "mode": "Expression"
    },
    "children": {
      "*": {
        "type": "object",
        "description": "Default child node cloned into each selected node when missing",
        "required": true,
        "mode": "ValueOrExpression",
        "cardinality": "OneOrMore",
        "role": "DynamicMap",
        "projection": "StructuredTree"
      }
    }
  }
}

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