Merge PR #3580: Code cleanup of client types

client/keys/add.go

@@ -13,6 +13,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/cmd/gaia/app"
 	"github.com/cosmos/cosmos-sdk/crypto/keys"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/rest"
 
 	"errors"
 
@@ -399,7 +400,7 @@ func AddNewKeyRequestHandler(indent bool) http.HandlerFunc {
 
 		keyOutput.Mnemonic = mnemonic
 
-		PostProcessResponse(w, cdc, keyOutput, indent)
+		rest.PostProcessResponse(w, cdc, keyOutput, indent)
 	}
 }
 
@@ -488,6 +489,6 @@ func RecoverRequestHandler(indent bool) http.HandlerFunc {
 			return
 		}
 
-		PostProcessResponse(w, cdc, keyOutput, indent)
+		rest.PostProcessResponse(w, cdc, keyOutput, indent)
 	}
 }

client/keys/list.go

@@ -3,6 +3,7 @@ package keys
 import (
 	"net/http"
 
+	"github.com/cosmos/cosmos-sdk/types/rest"
 	"github.com/spf13/cobra"
 )
 
@@ -49,7 +50,7 @@ func QueryKeysRequestHandler(indent bool) http.HandlerFunc {
 		}
 		// an empty list will be JSONized as null, but we want to keep the empty list
 		if len(infos) == 0 {
-			PostProcessResponse(w, cdc, []string{}, indent)
+			rest.PostProcessResponse(w, cdc, []string{}, indent)
 			return
 		}
 		keysOutput, err := Bech32KeysOutput(infos)
@@ -58,6 +59,6 @@ func QueryKeysRequestHandler(indent bool) http.HandlerFunc {
 			_, _ = w.Write([]byte(err.Error()))
 			return
 		}
-		PostProcessResponse(w, cdc, keysOutput, indent)
+		rest.PostProcessResponse(w, cdc, keysOutput, indent)
 	}
 }

client/keys/show.go

@@ -7,6 +7,7 @@ import (
 	"github.com/tendermint/tendermint/crypto"
 
 	"github.com/cosmos/cosmos-sdk/crypto/keys"
+	"github.com/cosmos/cosmos-sdk/types/rest"
 
 	"errors"
 
@@ -188,6 +189,6 @@ func GetKeyRequestHandler(indent bool) http.HandlerFunc {
 			return
 		}
 
-		PostProcessResponse(w, cdc, keyOutput, indent)
+		rest.PostProcessResponse(w, cdc, keyOutput, indent)
 	}
 }

client/keys/utils.go

@@ -2,14 +2,12 @@ package keys
 
 import (
 	"fmt"
-	"net/http"
 	"path/filepath"
 
 	"github.com/spf13/viper"
 	"github.com/tendermint/tendermint/libs/cli"
 
 	"github.com/cosmos/cosmos-sdk/client"
-	"github.com/cosmos/cosmos-sdk/codec"
 	"github.com/cosmos/cosmos-sdk/crypto/keys"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -217,26 +215,3 @@ func printPubKey(info keys.Info, bechKeyOut bechKeyOutFn) {
 
 	fmt.Println(ko.PubKey)
 }
-
-// PostProcessResponse performs post process for rest response
-func PostProcessResponse(w http.ResponseWriter, cdc *codec.Codec, response interface{}, indent bool) {
-	var output []byte
-	switch response.(type) {
-	default:
-		var err error
-		if indent {
-			output, err = cdc.MarshalJSONIndent(response, "", "  ")
-		} else {
-			output, err = cdc.MarshalJSON(response)
-		}
-		if err != nil {
-			w.WriteHeader(http.StatusInternalServerError)
-			_, _ = w.Write([]byte(err.Error()))
-			return
-		}
-	case []byte:
-		output = response.([]byte)
-	}
-	w.Header().Set("Content-Type", "application/json")
-	_, _ = w.Write(output)
-}