model

type ArrayItem struct {
	Type       string              `json:"type"`
	Properties map[string]Property `json:"properties,omitempty"`
}

type Property struct {
	// Types is a list of types that this property can be, e.g. "string" or "integer".
	Types []string `json:"type"`
	// CustomFormat	is a custom format for this property, e.g. "date-time".
	CustomFormat string `json:"format,omitempty"`
	// For nested structures a property can have its own properties.
	Properties map[string]Property `json:"properties,omitempty"`
	// For array structures we define the type of the items in the array
	Items *ArrayItem `json:"items,omitempty"`
}

type Schema struct {
	// Type is the type of the schema, e.g. "object" - for some reason singer docs
	// have this as an array and often nullable eg: `"type": ["null", "object"]`
	Type []string `json:"type"`
	// HasAdditionalProperties indicates whether the schema allows additional properties
	// not defined in the schema.
	HasAdditionalProperties bool `json:"additionalProperties"`
	// Properties is a map of property names to their schema.
	Properties map[string]Property `json:"properties"`
}