$$transform

Applies a transformation inside a transformer (Useful for piping functions results)

Usage

{ 
  "$$transform": /* Input value */,
  "to": /* Transformer(##current) */
}

"$$transform(<to>):{input}"

Returns

Transformed value

Arguments

Argument	Type	Values	Required / Default Value	Description
Primary	object		Yes	Input value
to	Transformer(##current)		Yes	Transformer to apply on input ##current - Current element

Examples

Input

Definition

Output

{
  "value": 5,
  "item": {
    "foo": "aaa",
    "id": "bbb"
  }
}

{
  "$$transform": "$.item",
  "to": {
    "id": "##current.id",
    "map_foo": "##current.foo",
    "value": "$.value"
  }
}

{
  "id": "bbb",
  "map_foo": "aaa",
  "value": 5
}

Test

"a,b"

{
  "$$transform": "$$split(','):$",
  "to": {
    "left": "##current[0]",
    "right": "##current[1]"
  }
}

{
  "left": "a",
  "right": "b"
}

Test

"ab"

"$$transform(##current[0]):$$split:$"

"a"

Test