add feature flag sdk fn

Author: wphan

sdk/src/math/state.ts

@@ -38,3 +38,11 @@ export function useMedianTriggerPrice(stateAccount: StateAccount): boolean {
 		(stateAccount.featureBitFlags & FeatureBitFlags.MEDIAN_TRIGGER_PRICE) > 0
 	);
 }
+
+export function builderCodesEnabled(stateAccount: StateAccount): boolean {
+	return (stateAccount.featureBitFlags & FeatureBitFlags.BUILDER_CODES) > 0;
+}
+
+export function builderReferralEnabled(stateAccount: StateAccount): boolean {
+	return (stateAccount.featureBitFlags & FeatureBitFlags.BUILDER_REFERRAL) > 0;
+}

sdk/src/types.ts

@@ -31,6 +31,8 @@ export enum ExchangeStatus {
 export enum FeatureBitFlags {
 	MM_ORACLE_UPDATE = 1,
 	MEDIAN_TRIGGER_PRICE = 2,
+	BUILDER_CODES = 4,
+	BUILDER_REFERRAL = 8,
 }
 
 export class MarketStatus {

tests/builderCodes.ts

@@ -778,7 +778,7 @@ describe('builder codes', () => {
 				'should throw error when revoking builder with open orders'
 			);
 		} catch (e) {
-			assert(e.message.includes('0x18b3'));
+			assert(e.message.includes('0x18b3')); // CannotRevokeBuilderWithOpenOrders
 		}
 
 		userOrders = userClient.getUser().getOpenOrders();