errors

var (
	Err = fmt.Errorf("bkl error")

	ErrCircularRef       = fmt.Errorf("circular reference (%w)", Err)
	ErrConflictingParent = fmt.Errorf("conflicting $parent (%w)", Err)
	ErrExtraEntries      = fmt.Errorf("extra entries (%w)", Err)
	ErrExtraKeys         = fmt.Errorf("extra keys (%w)", Err)
	ErrInvalidArguments  = fmt.Errorf("invalid arguments (%w)", Err)
	ErrInvalidDirective  = fmt.Errorf("invalid directive (%w)", Err)
	ErrInvalidIndex      = fmt.Errorf("invalid index (%w)", Err)
	ErrInvalidFilename   = fmt.Errorf("invalid filename (%w)", Err)
	ErrInvalidInput      = fmt.Errorf("invalid input (%w)", Err)
	ErrInvalidType       = fmt.Errorf("invalid type (%w)", Err)
	ErrInvalidParent     = fmt.Errorf("invalid $parent (%w)", Err)
	ErrInvalidRepeat     = fmt.Errorf("invalid $repeat (%w)", Err)
	ErrMarshal           = fmt.Errorf("encoding error (%w)", Err)
	ErrRefNotFound       = fmt.Errorf("reference not found (%w)", Err)
	ErrMissingEnv        = fmt.Errorf("missing environment variable (%w)", Err)
	ErrMissingFile       = fmt.Errorf("missing file (%w)", Err)
	ErrMissingMatch      = fmt.Errorf("missing $match (%w)", Err)
	ErrMultiMatch        = fmt.Errorf("multiple documents $match (%w)", Err)
	ErrNoMatchFound      = fmt.Errorf("no document/entry matched $match (%w)", Err)
	ErrNoCloneFound      = fmt.Errorf("no document/entry matched $clone (%w)", Err)
	ErrOutputFile        = fmt.Errorf("error opening output file (%w)", Err)
	ErrRequiredField     = fmt.Errorf("required field not set (%w)", Err)
	ErrUnknownFormat     = fmt.Errorf("unknown format (%w)", Err)
	ErrUnmarshal         = fmt.Errorf("decoding error (%w)", Err)
	ErrUselessOverride   = fmt.Errorf("useless override (%w)", Err)
	ErrVariableNotFound  = fmt.Errorf("variable not found (%w)", Err)
)