// // Copyright (c) 2017 Open Whisper Systems. All rights reserved. // NS_ASSUME_NONNULL_BEGIN @interface NSString (OWS) - (NSString *)ows_stripped; - (NSString *)rtlSafeAppend:(NSString *)string referenceView:(UIView *)referenceView; - (NSString *)digitsOnly; @end NS_ASSUME_NONNULL_END