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PBGitRevSpecifier.m
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PBGitRevSpecifier.m
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//
// PBGitRevSpecifier.m
// GitX
//
// Created by Pieter de Bie on 12-09-08.
// Copyright 2008 __MyCompanyName__. All rights reserved.
//
#import "PBGitRevSpecifier.h"
@implementation PBGitRevSpecifier
@synthesize parameters, description, workingDirectory;
@synthesize isSimpleRef;
// designated init
- (id)initWithParameters:(NSArray *)params description:(NSString *)descrip
{
parameters = params;
description = descrip;
if (([parameters count] > 1) || ([parameters count] == 0))
isSimpleRef = NO;
else {
NSString *param = [parameters objectAtIndex:0];
if ([param hasPrefix:@"-"]
|| ([param rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"^@{}~:"]].location != NSNotFound)
|| ([param rangeOfString:@".."].location != NSNotFound))
isSimpleRef = NO;
else
isSimpleRef = YES;
}
return self;
}
- (id)initWithParameters:(NSArray *)params
{
[self initWithParameters:params description:nil];
return self;
}
- (id)initWithRef:(PBGitRef *)ref
{
[self initWithParameters:[NSArray arrayWithObject:ref.ref] description:ref.shortName];
return self;
}
- (id)initWithCoder:(NSCoder *)coder
{
[self initWithParameters:[coder decodeObjectForKey:@"Parameters"] description:[coder decodeObjectForKey:@"Description"]];
return self;
}
+ (PBGitRevSpecifier *)allBranchesRevSpec
{
return [[PBGitRevSpecifier alloc] initWithParameters:[NSArray arrayWithObject:@"--all"] description:@"All branches"];
}
+ (PBGitRevSpecifier *)localBranchesRevSpec
{
return [[PBGitRevSpecifier alloc] initWithParameters:[NSArray arrayWithObject:@"--branches"] description:@"Local branches"];
}
- (NSString *)simpleRef
{
if (![self isSimpleRef])
return nil;
return [parameters objectAtIndex:0];
}
- (PBGitRef *)ref
{
if (![self isSimpleRef])
return nil;
return [PBGitRef refFromString:[self simpleRef]];
}
- (NSString *)description
{
if (!description)
description = [parameters componentsJoinedByString:@" "];
return description;
}
- (BOOL)hasPathLimiter;
{
for (NSString *param in parameters)
if ([param isEqualToString:@"--"])
return YES;
return NO;
}
- (BOOL)hasLeftRight
{
for (NSString *param in parameters)
if ([param isEqualToString:@"--left-right"])
return YES;
return NO;
}
- (BOOL)isEqual:(id)other
{
if (![other isMemberOfClass:[PBGitRevSpecifier class]])
return NO;
PBGitRevSpecifier *otherRev = (PBGitRevSpecifier *)other;
if ([self isSimpleRef] ^ [otherRev isSimpleRef])
return NO;
if ([self isSimpleRef])
return [[[self parameters] objectAtIndex:0] isEqualToString:[otherRev.parameters objectAtIndex:0]];
return [self.description isEqualToString:otherRev.description];
}
- (NSUInteger)hash
{
if ([self isSimpleRef])
return [[[self parameters] objectAtIndex:0] hash];
return [self.description hash];
}
- (BOOL)isAllBranchesRev
{
return [self isEqual:[PBGitRevSpecifier allBranchesRevSpec]];
}
- (BOOL)isLocalBranchesRev
{
return [self isEqual:[PBGitRevSpecifier localBranchesRevSpec]];
}
- (void)encodeWithCoder:(NSCoder *)coder
{
[coder encodeObject:description forKey:@"Description"];
[coder encodeObject:parameters forKey:@"Parameters"];
}
- (id)copyWithZone:(NSZone *)zone
{
PBGitRevSpecifier *copy = [[[self class] allocWithZone:zone] initWithParameters:[self.parameters copy]];
copy.description = [self.description copy];
copy.workingDirectory = [self.workingDirectory copy];
return copy;
}
@end