Merge PR: fix x/dex list same token as product (#138)

Co-authored-by: fpchen <fpchen>
okx · May 15, 2020 · e2f6fb1 · e2f6fb1
1 parent d976116
commit e2f6fb1
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/x/dex/types/msgs.go b/x/dex/types/msgs.go
@@ -1,6 +1,8 @@
 package types
 
 import (
+	"fmt"
+
 	"github.com/cosmos/cosmos-sdk/x/auth"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
@@ -38,6 +40,9 @@ func (msg MsgList) Type() string { return "list" }
 
 // ValidateBasic Implements Msg
 func (msg MsgList) ValidateBasic() sdk.Error {
+	if msg.ListAsset == msg.QuoteAsset {
+		return sdk.ErrInvalidCoins(fmt.Sprintf("failed to list product because base asset is same as quote asset"))
+	}
 	return nil
 }