ajv.validate: A wrapper for the Ajv.validate method
Description
The equivalent of calling var ajv = new Ajv(); ajv.validate(...) in javascript.
Usage
ajv.validate(this, schema, data)
Arguments
this
An AJV instance, provided implicitly when called via my_instance$validate(...)
schema
The Schema with which to validate the data.
schema may be a valid JSON string, an R object (i.e. `list(...)`), a
connection to a JSON file, or the name of a JSON or YAML file. YAML files
are parsed via [js-yaml](https://www.npmjs.com/package/js-yaml)'s
`safeLoad()` method.
data
The data to be validated. may be any of the above foremats.