Cleanup RPC packcage

rpc/args.go

@@ -19,7 +19,7 @@ func (obj *GetBlockArgs) UnmarshalJSON(b []byte) (err error) {
 		obj.Hash = argstr
 		return
 	}
-	return NewErrorResponse(ErrorDecodeArgs)
+	return errDecodeArgs
 }
 
 type NewTxArgs struct {
@@ -57,7 +57,7 @@ func (obj *NewTxArgs) UnmarshalJSON(b []byte) (err error) {
 		return
 	}
 
-	return NewErrorResponse(ErrorDecodeArgs)
+	return errDecodeArgs
 }
 
 type PushTxArgs struct {
@@ -70,12 +70,12 @@ func (obj *PushTxArgs) UnmarshalJSON(b []byte) (err error) {
 		obj.Tx = arg0
 		return
 	}
-	return NewErrorResponse(ErrorDecodeArgs)
+	return errDecodeArgs
 }
 
 func (a *PushTxArgs) requirementsPushTx() error {
 	if a.Tx == "" {
-		return NewErrorResponse("PushTx requires a 'tx' as argument")
+		return NewErrorWithMessage(errArguments, "PushTx requires a 'tx' as argument")
 	}
 	return nil
 }
@@ -86,14 +86,14 @@ type GetStorageArgs struct {
 
 func (obj *GetStorageArgs) UnmarshalJSON(b []byte) (err error) {
 	if err = json.Unmarshal(b, &obj.Address); err != nil {
-		return NewErrorResponse(ErrorDecodeArgs)
+		return errDecodeArgs
 	}
 	return
 }
 
 func (a *GetStorageArgs) requirements() error {
 	if len(a.Address) == 0 {
-		return NewErrorResponse("GetStorageAt requires an 'address' value as argument")
+		return NewErrorWithMessage(errArguments, "GetStorageAt requires an 'address' value as argument")
 	}
 	return nil
 }
@@ -109,64 +109,39 @@ func (obj *GetStateArgs) UnmarshalJSON(b []byte) (err error) {
 		obj.Address = arg0
 		return
 	}
-	return NewErrorResponse(ErrorDecodeArgs)
+	return errDecodeArgs
 }
 
 func (a *GetStateArgs) requirements() error {
 	if a.Address == "" {
-		return NewErrorResponse("GetStorageAt requires an 'address' value as argument")
+		return NewErrorWithMessage(errArguments, "GetStorageAt requires an 'address' value as argument")
 	}
 	if a.Key == "" {
-		return NewErrorResponse("GetStorageAt requires an 'key' value as argument")
+		return NewErrorWithMessage(errArguments, "GetStorageAt requires an 'key' value as argument")
 	}
 	return nil
 }
 
-type GetStorageAtRes struct {
-	Key   string `json:"key"`
-	Value string `json:"value"`
-}
-
 type GetTxCountArgs struct {
 	Address string `json:"address"`
 }
 
-// type GetTxCountRes struct {
-//  Nonce int `json:"nonce"`
-// }
-
 func (obj *GetTxCountArgs) UnmarshalJSON(b []byte) (err error) {
 	arg0 := ""
 	if err = json.Unmarshal(b, &arg0); err == nil {
 		obj.Address = arg0
 		return
 	}
-	return NewErrorResponse("Could not determine JSON parameters")
+	return errDecodeArgs
 }
 
 func (a *GetTxCountArgs) requirements() error {
 	if a.Address == "" {
-		return NewErrorResponse("GetTxCountAt requires an 'address' value as argument")
+		return NewErrorWithMessage(errArguments, "GetTxCountAt requires an 'address' value as argument")
 	}
 	return nil
 }
 
-// type GetPeerCountRes struct {
-//  PeerCount int `json:"peerCount"`
-// }
-
-// type GetListeningRes struct {
-//  IsListening bool `json:"isListening"`
-// }
-
-// type GetCoinbaseRes struct {
-//  Coinbase string `json:"coinbase"`
-// }
-
-// type GetMiningRes struct {
-//  IsMining bool `json:"isMining"`
-// }
-
 type GetBalanceArgs struct {
 	Address string
 }
@@ -177,21 +152,16 @@ func (obj *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
 		obj.Address = arg0
 		return
 	}
-	return NewErrorResponse("Could not determine JSON parameters")
+	return errDecodeArgs
 }
 
 func (a *GetBalanceArgs) requirements() error {
 	if a.Address == "" {
-		return NewErrorResponse("GetBalanceAt requires an 'address' value as argument")
+		return NewErrorWithMessage(errArguments, "GetBalanceAt requires an 'address' value as argument")
 	}
 	return nil
 }
 
-type BalanceRes struct {
-	Balance string `json:"balance"`
-	Address string `json:"address"`
-}
-
 type GetCodeAtArgs struct {
 	Address string
 }
@@ -202,12 +172,12 @@ func (obj *GetCodeAtArgs) UnmarshalJSON(b []byte) (err error) {
 		obj.Address = arg0
 		return
 	}
-	return NewErrorResponse(ErrorDecodeArgs)
+	return errDecodeArgs
 }
 
 func (a *GetCodeAtArgs) requirements() error {
 	if a.Address == "" {
-		return NewErrorResponse("GetCodeAt requires an 'address' value as argument")
+		return NewErrorWithMessage(errArguments, "GetCodeAt requires an 'address' value as argument")
 	}
 	return nil
 }
@@ -218,7 +188,7 @@ type Sha3Args struct {
 
 func (obj *Sha3Args) UnmarshalJSON(b []byte) (err error) {
 	if err = json.Unmarshal(b, &obj.Data); err != nil {
-		return NewErrorResponse(ErrorDecodeArgs)
+		return errDecodeArgs
 	}
 	return
 }
@@ -270,10 +240,10 @@ type DbArgs struct {
 
 func (a *DbArgs) requirements() error {
 	if len(a.Database) == 0 {
-		return NewErrorResponse("DbPutArgs requires an 'Database' value as argument")
+		return NewErrorWithMessage(errArguments, "DbPutArgs requires an 'Database' value as argument")
 	}
 	if len(a.Key) == 0 {
-		return NewErrorResponse("DbPutArgs requires an 'Key' value as argument")
+		return NewErrorWithMessage(errArguments, "DbPutArgs requires an 'Key' value as argument")
 	}
 	return nil
 }

rpc/packages.go

@@ -9,7 +9,6 @@ For each request type, define the following:
 package rpc
 
 import (
-	"fmt"
 	"math/big"
 	"strings"
 	"sync"
@@ -410,7 +409,7 @@ func (p *EthereumApi) WhisperMessages(id int, reply *interface{}) error {
 }
 
 func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error {
-	// Spec at https://github.com/ethereum/wiki/wiki/Generic-ON-RPC
+	// Spec at https://github.com/ethereum/wiki/wiki/Generic-JSON-RPC
 	rpclogger.DebugDetailf("%T %s", req.Params, req.Params)
 	switch req.Method {
 	case "eth_coinbase":
@@ -595,7 +594,7 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
 		}
 		return p.WhisperMessages(args, reply)
 	default:
-		return NewErrorResponse(fmt.Sprintf("%v %s", ErrorNotImplemented, req.Method))
+		return NewErrorWithMessage(errNotImplemented, req.Method)
 	}
 
 	rpclogger.DebugDetailf("Reply: %T %s", reply, reply)