38 lines
749 B
Plaintext
38 lines
749 B
Plaintext
#import "NSString+RNSUtility.h"
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@implementation NSString (RNSUtility)
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+ (BOOL)rnscreens_isBlankOrNull:(NSString *)string
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{
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if (string == nil) {
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return YES;
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}
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return [[string stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] length] == 0;
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}
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+ (BOOL)rnscreens_isEmptyOrNull:(NSString *)string
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{
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if (string == nil) {
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return YES;
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}
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return [string length] == 0;
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}
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+ (nullable NSString *)rnscreens_stringOrNilIfBlank:(NSString *)string
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{
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if ([NSString rnscreens_isBlankOrNull:string]) {
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return nil;
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}
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return string;
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}
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+ (nullable NSString *)rnscreens_stringOrNilIfEmpty:(NSString *)string
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{
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if ([NSString rnscreens_isEmptyOrNull:string]) {
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return nil;
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}
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return string;
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}
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@end
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