Fix braces

src/ts/0x.js.ts

@@ -56,6 +56,7 @@ export class ZeroEx {
         assert.isString('orderHash', orderHash);
         const isValid = /^0x[0-9A-F]{66}$/i.test(orderHash);
         return isValid;
+    }
     /*
      * A unit amount is defined as the amount of a token above the specified decimal places (integer part).
      * E.g: If a currency has 18 decimal places, 1e18 or one quintillion of the currency is equivalent

test/0x.js.ts

@@ -99,6 +99,8 @@ describe('ZeroEx library', () => {
         it('returns true if order hash is correct', () => {
             const isValid = ZeroEx.isValidOrderHash('0x' + Array(65).join('0'));
             expect(isValid).to.be.true;
+        });
+    });
     describe('#toUnitAmount', () => {
         it('Should return the expected unit amount for the decimals passed in', () => {
             const baseUnitAmount = new BigNumber(1000000000);