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114 lines
3.6 KiB
114 lines
3.6 KiB
4 months ago
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// [The "BSD licence"]
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// Copyright (c) 2006-2007 Kay Roepke
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// 3. The name of the author may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#import "DebugParser.h"
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@implementation DebugParser
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- (id) initWithTokenStream:(id<TokenStream>)theStream
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{
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return [self initWithTokenStream:theStream debugListener:nil debuggerPort:-1];
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}
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- (id) initWithTokenStream:(id<TokenStream>)theStream
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debuggerPort:(NSInteger)portNumber
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{
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return [self initWithTokenStream:theStream debugListener:nil debuggerPort:portNumber];
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}
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- (id) initWithTokenStream:(id<TokenStream>)theStream
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debugListener:(id<DebugEventListener>)theDebugListener
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debuggerPort:(NSInteger)portNumber
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{
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id<DebugEventListener,NSObject> debugger = nil;
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id<TokenStream> tokenStream = nil;
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if (theDebugListener) {
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debugger = [(id<DebugEventListener,NSObject>)theDebugListener retain];
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debugger = theDebugListener;
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} else {
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debugger = [[DebugEventSocketProxy alloc] initWithGrammarName:[self grammarFileName] debuggerPort:portNumber];
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}
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if (theStream && ![theStream isKindOfClass:[DebugTokenStream class]]) {
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tokenStream = [[DebugTokenStream alloc] initWithTokenStream:theStream debugListener:debugger];
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} else {
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tokenStream = [theStream retain];
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tokenStream = theStream;
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}
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self = [super initWithTokenStream:tokenStream];
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if (self) {
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[self setDebugListener:debugger];
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[debugger release];
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[tokenStream release];
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[debugListener waitForDebuggerConnection];
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}
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return self;
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}
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- (void) dealloc
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{
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[self setDebugListener: nil];
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[super dealloc];
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}
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- (id<DebugEventListener>) debugListener
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{
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return debugListener;
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}
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- (void) setDebugListener: (id<DebugEventListener>) aDebugListener
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{
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if (debugListener != aDebugListener) {
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[(id<DebugEventListener,NSObject>)aDebugListener retain];
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[(id<DebugEventListener,NSObject>)debugListener release];
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debugListener = aDebugListener;
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}
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}
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#pragma mark -
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#pragma mark Overrides
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- (void) beginResync
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{
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[debugListener beginResync];
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}
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- (void) endResync
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{
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[debugListener endResync];
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}
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- (void)beginBacktracking:(NSInteger)level
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{
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[debugListener beginBacktrack:level];
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}
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- (void)endBacktracking:(NSInteger)level wasSuccessful:(BOOL)successful
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{
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[debugListener endBacktrack:level wasSuccessful:successful];
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}
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@end
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