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61 lines
1.1 KiB
Objective-C
Executable File
61 lines
1.1 KiB
Objective-C
Executable File
//
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// RSParserInternal.m
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// RSParser
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//
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// Created by Brent Simmons on 12/26/16.
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// Copyright © 2016 Ranchero Software, LLC. All rights reserved.
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//
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#import <CommonCrypto/CommonDigest.h>
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#import <RSParser/RSParserInternal.h>
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static BOOL RSParserIsNil(id obj) {
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return obj == nil || obj == [NSNull null];
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}
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BOOL RSParserObjectIsEmpty(id obj) {
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if (RSParserIsNil(obj)) {
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return YES;
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}
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if ([obj respondsToSelector:@selector(count)]) {
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return [obj count] < 1;
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}
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if ([obj respondsToSelector:@selector(length)]) {
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return [obj length] < 1;
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}
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return NO; /*Shouldn't get here very often.*/
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}
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BOOL RSParserStringIsEmpty(NSString *s) {
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return RSParserIsNil(s) || s.length < 1;
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}
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@implementation NSDictionary (RSParserInternal)
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- (nullable id)rsparser_objectForCaseInsensitiveKey:(NSString *)key {
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id obj = self[key];
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if (obj) {
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return obj;
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}
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for (NSString *oneKey in self.allKeys) {
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if ([oneKey isKindOfClass:[NSString class]] && [key caseInsensitiveCompare:oneKey] == NSOrderedSame) {
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return self[oneKey];
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}
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}
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return nil;
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}
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@end
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