// with apply.
type EnvVarApplyConfiguration struct {
	Name      *string                         `json:"name,omitempty"`
	Value     *string                         `json:"value,omitempty"`
	ValueFrom *EnvVarSourceApplyConfiguration `json:"valueFrom,omitempty"`
}

// EnvVarApplyConfiguration constructs an declarative configuration of the EnvVar type for use with
// apply.

		e.aggregate = newAggVal(funcName)

		var exprA qProp
		if funcName == aggFnCount {
			if e.Count.StarArg {
				return qProp{isAggregation: true}
			}

			exprA = e.Count.ExprArg.analyze(s)
		} else {
			if len(e.SFunc.ArgsList) != 1 {
				return qProp{err: fmt.Errorf("%s takes exactly one argument", funcName)}
			}
			exprA = e.SFunc.ArgsList[0].analyze(s)
		}

		if exprA.err != nil {

			return n
		}
		a := ir.Copy(n).(*ir.UnaryExpr)
		a.X = l
		return walkExpr(typecheck.Expr(a), init)

	case ir.ODOT, ir.ODOTPTR:
		n := n.(*ir.SelectorExpr)
		l := safeExpr(n.X, init)
		if l == n.X {
			return n
		}
		a := ir.Copy(n).(*ir.SelectorExpr)
		a.X = l
		return walkExpr(typecheck.Expr(a), init)

	case ir.ODEREF:
		n := n.(*ir.StarExpr)
		l := safeExpr(n.X, init)
		if l == n.X {

		}
	}
	return envs
}

// MergeKubeadmEnvVars merges values of environment variable slices.
// The values defined in later slices overwrite values in previous ones.
func MergeKubeadmEnvVars(envList ...[]kubeadmapi.EnvVar) []v1.EnvVar {
	m := make(map[string]v1.EnvVar)
	merged := []v1.EnvVar{}
	for _, envs := range envList {
		for _, env := range envs {
			m[env.Name] = env.EnvVar
		}
	}

	baseEnv := []kubeadmapi.EnvVar{}
	extraEnv := []kubeadmapi.EnvVar{}
	MergeKubeadmEnvVars(append(baseEnv, extraEnv...))
	var tests = []struct {
		name      string
		proxyEnv  []kubeadmapi.EnvVar
		extraEnv  []kubeadmapi.EnvVar
		mergedEnv []v1.EnvVar
	}{
		{
			name: "normal case without duplicated env",
			proxyEnv: []kubeadmapi.EnvVar{
				{
					EnvVar: v1.EnvVar{Name: "Foo1", Value: "Bar1"},
				},
				{

		major        string
		minor        string
		expErr       bool
		operatorYaml string
	}{
		{
			major:        "1",
			minor:        "16",
			expErr:       false,
			operatorYaml: o1,
		},
		{
			major:        "1",
			minor:        "22",
			expErr:       true,
			operatorYaml: o1,
		},
		{
			major:        "1",
			minor:        "23",
			expErr:       false,
			operatorYaml: o2,
		},
		{

			},
			experr: true,
		},
	}

	for k, testcase := range testcases {
		mls, err := liveness.MakeMergeLocalsState(testcase.partition, testcase.vars)
		t.Logf("tc %d err is %v\n", k, err)
		if testcase.experr && err == nil {
			t.Fatalf("tc:%d missing error mls %v", k, mls)
		} else if !testcase.experr && err != nil {
			t.Fatalf("tc:%d unexpected error mls %v", k, err)
		}
		if mls != nil {

// which tell the container where to find the services it may need, which are
// provided as an argument.
func FromServices(services []*v1.Service) []v1.EnvVar {
	var result []v1.EnvVar
	for i := range services {
		service := services[i]

		// ignore services where ClusterIP is "None" or empty
		// the services passed to this method should be pre-filtered

	return andArg(x.X) + " && " + andArg(x.Y)
}

func andArg(x Expr) string {
	s := x.String()
	if _, ok := x.(*OrExpr); ok {
		s = "(" + s + ")"
	}
	return s
}

func and(x, y Expr) Expr {
	return &AndExpr{x, y}
}

// An OrExpr represents the expression X || Y.
type OrExpr struct {
	X, Y Expr
}

func (x *OrExpr) isExpr() {}

func (check *Checker) binary(x *operand, e ast.Expr, lhs, rhs ast.Expr, op token.Token, opPos token.Pos) {
	var y operand

	check.expr(nil, x, lhs)
	check.expr(nil, &y, rhs)

	if x.mode == invalid {
		return
	}
	if y.mode == invalid {
		x.mode = invalid
		x.expr = y.expr
		return
	}

	if isShift(op) {
		check.shift(x, &y, e, op)
		return
	}