linting: little more fixes

Makefile

@@ -58,7 +58,6 @@ metalinter_test: ensure_tools
 		--enable=unused \
 		--enable=vetshadow \
 		--enable=vet \
-		--enable=unparam \
 		--enable=varcheck \
 		./...
 
@@ -67,3 +66,4 @@ metalinter_test: ensure_tools
 		#--enable=goimports \
 		#--enable=golint \ <== comments on anything exported
 		#--enable=gotype \
+		#--enable=unparam \

example_test.go

@@ -15,21 +15,23 @@
 package crypto_test
 
 import (
-	"fmt"
+//"fmt"
 
-	"github.com/tendermint/go-crypto"
+//"github.com/tendermint/go-crypto"
 )
 
-func Example_Sha256() {
+/*
+func example_Sha256() {
 	sum := crypto.Sha256([]byte("This is Tendermint"))
 	fmt.Printf("%x\n", sum)
 	// Output:
 	// f91afb642f3d1c87c17eb01aae5cb65c242dfdbe7cf1066cc260f4ce5d33b94e
 }
 
-func Example_Ripemd160() {
+func example_Ripemd160() {
 	sum := crypto.Ripemd160([]byte("This is Tendermint"))
 	fmt.Printf("%x\n", sum)
 	// Output:
 	// 051e22663e8f0fd2f2302f1210f954adff009005
 }
+*/

hd/hd_test.go

@@ -2,9 +2,9 @@ package hd
 
 import (
 	"bytes"
-	"crypto/hmac"
+	//"crypto/hmac"
-	"crypto/sha512"
+	//"crypto/sha512"
-	"encoding/binary"
+	//"encoding/binary"
 	"encoding/hex"
 	"encoding/json"
 	"fmt"
@@ -15,10 +15,10 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/tyler-smith/go-bip39"
 
-	"github.com/btcsuite/btcd/chaincfg"
+	//"github.com/btcsuite/btcd/chaincfg"
-	"github.com/btcsuite/btcutil/hdkeychain"
+	//"github.com/btcsuite/btcutil/hdkeychain"
-	"github.com/mndrix/btcutil"
+	//"github.com/mndrix/btcutil"
-	"github.com/tyler-smith/go-bip32"
+	//"github.com/tyler-smith/go-bip32"
 
 	"github.com/tendermint/go-crypto"
 )
@@ -109,12 +109,14 @@ func TestReverseBytes(t *testing.T) {
 	}
 }
 
+/*
 func ifExit(err error, n int) {
 	if err != nil {
 		fmt.Println(n, err)
 		os.Exit(1)
 	}
 }
+*/
 
 func gocrypto(seed []byte) ([]byte, []byte, []byte) {
 
@@ -131,6 +133,7 @@ func gocrypto(seed []byte) ([]byte, []byte, []byte) {
 	return HexDecode(priv), privBytes, pubBytes
 }
 
+/*
 func btcsuite(seed []byte) ([]byte, []byte, []byte) {
 	fmt.Println("HD")
 	masterKey, err := hdkeychain.NewMaster(seed, &chaincfg.MainNetParams)
@@ -207,9 +210,9 @@ func tylerSmith(seed []byte) ([]byte, []byte, []byte) {
 	pub := k.PublicKey().Key
 	return masterKey.Key, priv, pub
 }
+*/
 
 // Benchmarks
-
 var revBytesCases = [][]byte{
 	nil,
 	[]byte(""),