adjustments to codegen and manual fixes to Union types

gen.go

@@ -255,6 +255,7 @@ func accumulateStateDataStructures(ts *schema.TypeSystem) {
 			| Receipt "rct"
 			| Account "state"
 			| Bytes "storage"
+			| Log "log"
 		} representation keyed
 
 		# Child union type used to handle the case where the node is stored directly in the parent node because it is smaller
@@ -280,12 +281,14 @@ func accumulateStateDataStructures(ts *schema.TypeSystem) {
 			"Receipt",
 			"Account",
 			"Bytes",
+			"Log",
 		},
 		schema.SpawnUnionRepresentationKeyed(map[string]schema.TypeName{
 			"tx":      "Transaction",
 			"rct":     "Receipt",
 			"state":   "Account",
 			"storage": "Bytes",
+			"log":     "Log",
 		}),
 	))
 	ts.Accumulate(schema.SpawnUnion("Child",

go.mod

@@ -7,6 +7,7 @@ require (
 	github.com/ipfs/go-cid v0.0.7
 	github.com/ipld/go-ipld-prime v0.10.0
 	github.com/multiformats/go-multihash v0.0.15
+	golang.org/dl v0.0.0-20210805175753-70f86bf65abd // indirect
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 )
 

go.sum

@@ -372,6 +372,8 @@ go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
 go.uber.org/zap v1.9.1/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
+golang.org/dl v0.0.0-20210805175753-70f86bf65abd h1:zTi7rOU7NMmBInGr/IFQrDXBgYZ2VCO7BlylmxGpQTs=
+golang.org/dl v0.0.0-20210805175753-70f86bf65abd/go.mod h1:IUMfjQLJQd4UTqG1Z90tenwKoCX93Gn3MAQJMOSBsDQ=
 golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=