// the items in question.
type FuncInfoLengths struct {
	NumFile     uint32
	FileOff     uint32
	NumInlTree  uint32
	InlTreeOff  uint32
	Initialized bool
}

func (*FuncInfo) ReadFuncInfoLengths(b []byte) FuncInfoLengths {
	var result FuncInfoLengths

	// Offset to the number of the file table. This value is determined by counting
	// the number of bytes until we write funcdataoff to the file.

}

// Preload has to be called prior to invoking the various methods
// below related to pcdata, funcdataoff, files, and inltree nodes.
func (fi *FuncInfo) Preload() {
	fi.lengths = (*goobj.FuncInfo)(nil).ReadFuncInfoLengths(fi.data)
}

func (fi *FuncInfo) NumFile() uint32 {
	if !fi.lengths.Initialized {
		panic("need to call Preload first")
	}
	return fi.lengths.NumFile
}