mobile: Add GetSign to BigInt (#15558)

ethereum · Dec 9, 2017 · bbfe0b8 · bbfe0b8
1 parent 46e5583
commit bbfe0b8
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/mobile/big.go b/mobile/big.go
@@ -62,6 +62,16 @@ func (bi *BigInt) SetInt64(x int64) {
 	bi.bigint.SetInt64(x)
 }
 
+// Sign returns:
+//
+//	-1 if x <  0
+//	 0 if x == 0
+//	+1 if x >  0
+//
+func (bi *BigInt) Sign() int {
+	return bi.bigint.Sign()
+}
+
 // SetString sets the big int to x.
 //
 // The string prefix determines the actual conversion base. A prefix of "0x" or