Source/Breakpoint.m

   1 /*
   2  * MacGDBp
   3  * Copyright (c) 2007 - 2011, Blue Static <http://www.bluestatic.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License as published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
  10  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with this program; if not,
  14  * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  15  */
  16
  17 #import "Breakpoint.h"
  18
  19 #import "PreferenceNames.h"
  20
  21 NSString* const kBreakpointTypeFile = @"line";
  22 NSString* const kBreakpointTypeFunctionEntry = @"call";
  23
  24 @implementation Breakpoint {
  25   NSString* _type;  // weak
  26   unsigned long _debuggerId;
  27
  28   NSString* _file;
  29
  30   NSString* _functionName;
  31 }
  32
  33 + (instancetype)breakpointAtLine:(unsigned long)line inFile:(NSString*)file
  34 {
  35   Breakpoint* breakpoint = [[[Breakpoint alloc] init] autorelease];
  36   breakpoint->_type = kBreakpointTypeFile;
  37   breakpoint->_file = [file copy];
  38   breakpoint->_line = line;
  39   return breakpoint;
  40 }
  41
  42 + (instancetype)breakpointOnFunctionNamed:(NSString*)name
  43 {
  44   Breakpoint* breakpoint = [[[Breakpoint alloc] init] autorelease];
  45   breakpoint->_type = kBreakpointTypeFunctionEntry;
  46   breakpoint->_functionName = [name copy];
  47   return breakpoint;
  48 }
  49
  50 - (instancetype)initWithDictionary:(NSDictionary*)dict
  51 {
  52   if ((self = [super init])) {
  53     NSString* type = [dict valueForKey:@"type"];
  54     if (!type || [type isEqualToString:kBreakpointTypeFile]) {
  55       _type = kBreakpointTypeFile;
  56       _file = [[dict valueForKey:@"file"] copy];
  57       _line = [[dict valueForKey:@"line"] intValue];
  58     } else if ([type isEqualToString:kBreakpointTypeFunctionEntry]) {
  59       _type = kBreakpointTypeFunctionEntry;
  60       _functionName = [[dict valueForKey:@"function"] copy];
  61     } else {
  62       [NSException raise:NSInvalidArgumentException
  63                   format:@"Unknown Breakpoint type: %@", type];
  64     }
  65   }
  66   return self;
  67 }
  68
  69 - (void)dealloc
  70 {
  71   [_file release];
  72   [_functionName release];
  73   [super dealloc];
  74 }
  75
  76 /**
  77  * Returns the string to display in the breakpoints list.
  78  */
  79 - (NSString*)displayValue
  80 {
  81   if (self.type == kBreakpointTypeFile) {
  82     return [NSString stringWithFormat:@"%@:%ld", self.file, self.line];
  83   } else if (self.type == kBreakpointTypeFunctionEntry) {
  84     return [NSString stringWithFormat:@"%@()", self.functionName];
  85   }
  86   return nil;
  87 }
  88
  89 /**
  90  * Returns the transformed path for the breakpoint, as Xdebug needs it
  91  */
  92 - (NSString*)transformedPath
  93 {
  94   NSString* path = self.file;
  95
  96   NSMutableArray* transforms = [[NSUserDefaults standardUserDefaults] mutableArrayValueForKey:kPrefPathReplacements];
  97   if (!transforms || [transforms count] < 1)
  98     return path;
  99
 100   for (NSDictionary* replacement in transforms)
 101   {
 102     path = [path
 103       stringByReplacingOccurrencesOfString:[replacement valueForKey:@"local"]
 104       withString:[replacement valueForKey:@"remote"]
 105     ];
 106   }
 107
 108   return path;
 109 }
 110
 111 - (BOOL)isEqual:(id)obj
 112 {
 113   if (![obj isKindOfClass:[self class]]) {
 114     return NO;
 115   }
 116
 117   Breakpoint* other = obj;
 118   if (self.type != other.type) {
 119     return NO;
 120   }
 121
 122   if (self.type == kBreakpointTypeFile) {
 123     return [self.file isEqualToString:other.file] && self.line == other.line;
 124   } else if (self.type == kBreakpointTypeFunctionEntry) {
 125     return [self.functionName isEqualToString:other.functionName];
 126   }
 127
 128   return NO;
 129 }
 130
 131 - (NSDictionary*)dictionary
 132 {
 133   if (self.type == kBreakpointTypeFile) {
 134     return @{
 135       @"type" : self.type,
 136       @"file" : self.file,
 137       @"line" : @(self.line)
 138     };
 139   } else if (self.type == kBreakpointTypeFunctionEntry) {
 140     return @{
 141       @"type"     : self.type,
 142       @"function" : self.functionName
 143     };
 144   }
 145   return nil;
 146 }
 147
 148 - (NSString*)description
 149 {
 150   return [NSString stringWithFormat:@"Breakpoint %@", [[self dictionary] description]];
 151 }
 152
 153 @end