var API = Profile{
	IgnoreClosedness: true,
}

var CUE = Profile{}

var ErrInexact = errors.New("inexact subsumption")

var Final = Profile{
	Final:    true,
	Defaults: true,
}

var FinalOpen = Profile{
	Final:            true,
	Defaults:         true,
	IgnoreClosedness: true,
}

var Simplify = Profile{
	LeftDefault: true,
}

type Profile struct {
	// Final indicates subsumption should only consider fields that are relevant
	// to data mode, and ignore definitions, hidden fields, pattern constraints
	// and additional constraints.
	Final bool

	// Defaults indicate that default values should be used for the subsumed
	// value.
	Defaults bool

	// LeftDefaults indicates that the default value of the subsuming value
	// needs to be taken. This is necessary for simplifications like trim
	// and simplifying disjunctions.
	LeftDefault bool

	// Ignore optional fields.
	IgnoreOptional bool

	// IgnoreClosedness ignores closedness of structs and is used for comparing
	// APIs.
	IgnoreClosedness bool
}