func (tr *TypeRepr) Set(repr string, fargs ...interface{}) {
	tr.Repr = repr
	tr.FormatArgs = fargs
}

// FinishType completes any outstanding type mapping work.
// In particular, it resolves incomplete pointer types.
func (c *typeConv) FinishType(pos token.Pos) {
	// Completing one pointer type might produce more to complete.
	// Keep looping until they're all done.
	for len(c.ptrKeys) > 0 {