Assert Value

Introduction

Valve for asserting the result of an expansion expression.

Applies a regular expression on the expansion result. If value is null or expression doesn't match; Flow will fail.

Use this valve validate the input to your pipe.

Configuration

Valve name: AssertValue

Properties

Name	Description	Default value	Mandatory	Expanded
value	Value to assert
regex	Regular expression

Example

{
  "name": "AssertValue",
  "config": {
    "value": "${request.username}",
    "regex": "[a-z]{8,}"
  }
}