Validator

Server Source code Package

Validates events using JSON Schema with two modes: format (structure) and contract (business rules).

Installation

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Setup

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Validation Modes

Mode	Purpose
format	Validates full WalkerOS.Event structure
contract	Validates entity/action-specific business rules

Logger Levels

Level	Output
ERROR	Validation failures only
DEBUG	All validation results (pass and fail)

Configuration

Property	Type	Description	More
format	boolean	Validate full WalkerOS.Event structure. Pre-compiled at init.
contract	object	Event-specific validation rules. Entity/action keyed, supports wildcards.

Behavior

• Invalid events: Stop chain, log error
• Unmatched events: Pass through (validation is opt-in)

Conditional rules

Apply different schemas based on event data:

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Wildcard patterns

Match multiple events with wildcards:

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Next Steps

• Create your own - Build custom transformers