Remove previewnet (#740)

access/grpc/client.go

@@ -43,7 +43,6 @@ const EmulatorHost = "127.0.0.1:3569"
 const TestnetHost = "access.devnet.nodes.onflow.org:9000"
 const CanarynetHost = "access.canary.nodes.onflow.org:9000"
 const MainnetHost = "access.mainnet.nodes.onflow.org:9000"
-const PreviewnetHost = "access.previewnet.nodes.onflow.org:9000"
 
 // ClientOption is a configuration option for the client.
 type ClientOption func(*options)

access/http/client.go

@@ -31,11 +31,10 @@ import (
 )
 
 const (
-	EmulatorHost   = "http://127.0.0.1:8888/v1"
-	TestnetHost    = "https://rest-testnet.onflow.org/v1"
-	MainnetHost    = "https://rest-mainnet.onflow.org/v1"
-	CanarynetHost  = "https://rest-canary.onflow.org/v1"
-	PreviewnetHost = "https://rest-previewnet.onflow.org/v1"
+	EmulatorHost  = "http://127.0.0.1:8888/v1"
+	TestnetHost   = "https://rest-testnet.onflow.org/v1"
+	MainnetHost   = "https://rest-mainnet.onflow.org/v1"
+	CanarynetHost = "https://rest-canary.onflow.org/v1"
 )
 
 // ClientOption is a configuration option for the client.

address.go

@@ -108,8 +108,6 @@ func chainCustomizer(chain ChainID) uint64 {
 		return 0
 	case Testnet:
 		return invalidCodeTestNetwork
-	case Previewnet:
-		return invalidCodePreviewNetwork
 	case Emulator, Localnet, Benchnet, BftTestnet:
 		return invalidCodeTransientNetwork
 	default:
@@ -273,9 +271,6 @@ const (
 
 	// invalidCodeTransientNetwork  is the invalid codeword used for transient test networks.
 	invalidCodeTransientNetwork = uint64(0x1cb159857af02018)
-
-	// invalidCodePreviewNetwork is the invalid codeword used for Preview networks.
-	invalidCodePreviewNetwork = uint64(0x5211829E88528817)
 )
 
 // Rows of the generator matrix G of the [64,45]-code used for Flow addresses.

address_test.go

@@ -95,7 +95,6 @@ func TestAddressConstants(t *testing.T) {
 		Mainnet,
 		Testnet,
 		Emulator,
-		Previewnet,
 	}
 
 	for _, net := range networks {
@@ -136,7 +135,6 @@ func TestAddressGeneration(t *testing.T) {
 		Mainnet,
 		Testnet,
 		Emulator,
-		Previewnet,
 	}
 
 	for _, net := range networks {

flow.go

@@ -106,8 +106,6 @@ const (
 
 	// Transient test networks
 
-	// Previewnet is the chain ID for the previewnet chain.
-	Previewnet ChainID = "flow-previewnet"
 	// Benchnet is the chain ID for the transient benchmarking chain.
 	Benchnet ChainID = "flow-benchnet"
 	// Localnet is the chain ID for the local development chain.