macro `.`*(pkg: PkgInstall, field: untyped): untyped =
    ## ^ This makes PkgInstall types act like concatinations
    ##   of the Pkg, PkgVer and PkgLayout types
    var subfields = pkg.getType.last
    expectKind(subfields, nnkRecList)
    for elm in subfields:
        var fields = elm.getType.last
        expectKind(fields, nnkRecList)
        var real_field = findChild(fields, eqIdent(it, $field))
        if real_field != nil:
            result = newDotExpr(pkg, elm).newDotExpr real_field
            return