NSString(OldSchoolPropertyListWriting) Category Reference

#include <OldSchoolPropertyListWriting.h>

Inheritance diagram for NSString(OldSchoolPropertyListWriting):

Collaboration diagram for NSString(OldSchoolPropertyListWriting):

Instance Methods
(NSString *)	- oldSchoolPListFormatWithIndentation:errorDescription: [implementation]
Instance Methods inherited from <OldSchoolPropertyListWriting>

Detailed Description

Definition at line 43 of file OldSchoolPropertyListWriting.h.

Method Documentation

oldSchoolPListFormatWithIndentation:errorDescription:

- (NSString *) oldSchoolPListFormatWithIndentation: (unsigned) inIndentation errorDescription: (NSString **) outErrorDescription

implementation

Reimplemented from <OldSchoolPropertyListWriting>.

Definition at line 325 of file OldSchoolPropertyListWriting.m.

                                                 :(unsigned)inIndentation errorDescription:(NSString **)outErrorDescription
{
    NSCharacterSet      *charSet;
    NSRange             foundRange, searchRange;
    NSString            *foundString;
    NSMutableString     *newString;
    NSUInteger          length;
    
    length = [self length];
    if (0 != length
        && [self rangeOfCharacterFromSet:[[NSCharacterSet alphanumericCharacterSet] invertedSet]].location == NSNotFound
        && ![[NSCharacterSet decimalDigitCharacterSet] longCharacterIsMember:[self characterAtIndex:0]])
    {
        // This is an alphanumeric string whose first character is not a digit
        return [[self copy] autorelease];
    }
    else
    {
        charSet = [NSCharacterSet characterSetWithCharactersInString:@"\"\r\n\\"];
        foundRange = [self rangeOfCharacterFromSet:charSet options:NSLiteralSearch];
        if (NSNotFound == foundRange.location)
        {
            newString = (NSMutableString *)self;
        }
        else
        {
            // Escape quotes, backslashes and newlines
            newString = [[[self substringToIndex:foundRange.location] mutableCopy] autorelease];
            
            for (;;)
            {
                // Append escaped character
                foundString = [self substringWithRange:foundRange];
                if ([foundString isEqual:@"\""]) [newString appendString:@"\\\""];
                else if ([foundString isEqual:@"\n"]) [newString appendString:@"\\\n"];
                else if ([foundString isEqual:@"\r"]) [newString appendString:@"\\\r"];
                else if ([foundString isEqual:@"\\"]) [newString appendString:@"\\\\"];
                else
                {
                    [NSException raise:NSInternalInconsistencyException format:@"%s: expected \" or newline, found %@", __PRETTY_FUNCTION__, foundString];
                }
                
                // Use rest of string…
                searchRange.location = foundRange.location + foundRange.length;
                searchRange.length = length - searchRange.location;
                
                // …to search for next char needing escaping
                foundRange = [self rangeOfCharacterFromSet:charSet options:NSLiteralSearch range:searchRange];
                if (NSNotFound == foundRange.location)
                {
                    [newString appendString:[self substringWithRange:searchRange]];
                    break;
                }
            }
        }
        
        return [NSString stringWithFormat:@"\"%@\"", newString];
    }
}

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The documentation for this category was generated from the following files:

• src/Core/OldSchoolPropertyListWriting.h
• src/Core/OldSchoolPropertyListWriting.m