Method WalkSets

expr/root.go:58–122

WalkSets returns the expressions in order of evaluation.

(walk eval.SetWalker)

// WalkSets returns the expressions in order of evaluation.
func (r *RootExpr) WalkSets(walk eval.SetWalker) {
	if r.API == nil {
		name := "API"
		if len(r.Services) > 0 {
			name = r.Services[0].Name
		}
		r.API = NewAPIExpr(name, func() {})
	}

	// Top level API DSL
	walk(eval.ExpressionSet{r.API})

	// Servers
	walk(eval.ToExpressionSet(r.API.Servers))

	// User types
	types := make(eval.ExpressionSet, len(r.Types))
	for i, t := range r.Types {
		types[i] = t.Attribute()
	}
	walk(types)

	// Result types, note: initialized when the generated result types are
	// walked so empty the first time around (in the first pass DSL
	// execution). See ResultTypesRoot.WalkSets for details.
	rtypes := make(eval.ExpressionSet, len(r.ResultTypes))
	for i, rt := range r.ResultTypes {
		rtypes[i] = rt
	}
	walk(rtypes)

	// Services
	walk(eval.ToExpressionSet(r.Services))

	// Methods (must be done after services)
	var methods eval.ExpressionSet
	for _, s := range r.Services {
		for _, m := range s.Methods {
			methods = append(methods, m)
		}
	}
	walk(methods)

	// HTTP services and endpoints
	r.walkHTTPServices(r.API.HTTP.Services, walk)

	// JSON-RPC services and endpoints
	r.walkHTTPServices(r.API.JSONRPC.Services, walk)

	// GRPC services and endpoints
	grpcsvcs := make(eval.ExpressionSet, len(r.API.GRPC.Services))
	sort.SliceStable(r.API.GRPC.Services, func(i, j int) bool {
		return r.API.GRPC.Services[j].ParentName == r.API.GRPC.Services[i].Name()
	})
	var grpcepts eval.ExpressionSet
	for i, svc := range r.API.GRPC.Services {
		grpcsvcs[i] = svc
		for _, e := range svc.GRPCEndpoints {