check for mnenomic

miguelmota · Jul 5, 2018 · 2595736 · 2595736
1 parent 7d45f93
commit 2595736
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Showing 3 changed files with 7 additions and 3 deletions.
diff --git a/example/example.go b/example/example.go
@@ -8,7 +8,7 @@ import (
 
 func main() {
 	mnemonic := "tag volcano eight thank tide danger coast health above argue embrace heavy"
-	root, _ := hdwallet.New(hdwallet.Config{
+	root, _ := hdwallet.New(&hdwallet.Config{
 		Mnemonic: mnemonic,
 		Path:     `m/44'/60'/0'/0`,
 	})

diff --git a/hdwallet.go b/hdwallet.go
@@ -33,11 +33,15 @@ type Config struct {
 }
 
 // New ...
-func New(config Config) (*Wallet, error) {
+func New(config *Config) (*Wallet, error) {
 	if config.Path == "" {
 		config.Path = `m/44'/60'/0'/0`
 	}
 
+	if config.Mnemonic == "" {
+		return nil, errors.New("mnemonic is required")
+	}
+
 	seed := bip39.NewSeed(config.Mnemonic, "")
 	parts := strings.Split(config.Path, "/")
 	var err error

diff --git a/hdwallet_test.go b/hdwallet_test.go
@@ -8,7 +8,7 @@ import (
 
 func TestNew(t *testing.T) {
 	mnemonic := "tag volcano eight thank tide danger coast health above argue embrace heavy"
-	root, err := New(Config{
+	root, err := New(&Config{
 		Mnemonic: mnemonic,
 		Path:     "m/44'/60'/0'/0",
 	})