testgen

type Artifact struct {
	Text     []byte
	Metadata Metadata
}

type FaultKind string

type FaultPlan struct {
	Faults []FaultSpec
	// RandomCount appends deterministic random faults after explicit Faults.
	RandomCount int
}

type FaultSpec struct {
	Kind FaultKind
	// Occurrence is 0-based by matching token kind in scan order.
	// Use -1 for deterministic random targeting controlled by seed.
	Occurrence int
}

type InjectedFault struct {
	Kind       FaultKind
	Occurrence int
	Offset     int64
	Applied    bool
	Detail     string
}

type Metadata struct {
	Seed    int64
	Profile profile.ProfileID
	Params  Params
	Summary Summary
	Faults  []InjectedFault
}

type Params struct {
	Seed    int64
	Profile profile.Profile

	Shape Shape

	MaxDepth     int
	AvgBranching int
	MaxBranching int
	TargetNodes  int

	StringMin int
	StringMax int

	EmitWhitespace     bool
	EmitComments       bool
	EmitTrailingCommas bool

	FaultPlan FaultPlan
}

type Shape uint8

type Summary struct {
	Objects    int
	Arrays     int
	Members    int
	Scalars    int
	MaxDepth   int
	TotalNodes int
	Bytes      int
}