/* This software is open source. See the license. */

#import "FSNSObject.h"

#import "BlockSignature.h"

#import "FSSymbolTable.h"

@class FSSymbolTable;

@class NSMutableString;

@class FSArray;

@class BlockInspector;

@class NSExcepion;

@class FSMsgContext;

@class FSBlock;

@class FSInterpreter;

@class FSBlockCompilationResult;

@class FSInterpreterResult;

@class FSCNBase;

@interface BlockRep:NSObject <NSCopying , NSCoding>

{

NSUInteger retainCount;

struct BlockSignature signature;

FSCNBase *ac;

FSSymbolTable *symbol_table;

NSString *source;

BOOL is_compiled;

NSInteger useCount;

FSInterpreter *interpreter; // This is designed to be used only when a block is cretated externaly to an existing FSInterpreter. It will be nil in other cases.

// This can be done by using the "asBlock" method on an NSString (see FSNSString category).

// In such a case, the block needs to create its own enclosing environment (wich will notably includes a "sys" object).

// This reference to the FSInterpreter is needed in order to release the interpreter when the block is deallocated.

BOOL isCompact;

SEL sel;

NSString *selStr;

FSMsgContext *msgContext;

}

+ (void)initialize;

- (NSInteger)argumentCount;

- (NSArray *)argumentsNames;

- (FSCNBase *)ast;

- (id)body_compact_valueArgs:(id*)args count:(NSUInteger)count block:(FSBlock *)block;

- (id)body_notCompact_valueArgs:(id*)args count:(NSUInteger)count block:(FSBlock *)block;

- (FSBlockCompilationResult *)compilForBlock:(FSBlock *)block; // May cause self to be deallocated.

- (id)compilForBlock:(FSBlock *)block onError:(FSBlock *)errorBlock; // May raise. May cause self to be deallocated.

- (id)copyWithZone:(NSZone *)zone;

- (void)dealloc;

- (void)encodeWithCoder:(NSCoder *)aCoder;

- (FSInterpreterResult *)executeWithArguments:(NSArray *)arguments block:(FSBlock *)block;

- (id)initWithCoder:(NSCoder *)aDecoder;

- (id)initWithCode:(FSCNBase *)theCode symbolTable:(FSSymbolTable*)theSymbolTable signature:(struct BlockSignature)theSignature source:(NSString*)theSource isCompiled:(BOOL)is_comp isCompact:(BOOL)isCompactArg sel:(SEL)theSel selStr:(NSString*)theSelStr;

- (BOOL)isCompact;

- (NSString *)keyOfSetValueForKeyMessage;

- (SEL)messageToArgumentSelector;

- (FSMsgContext *)msgContext;

- (void)newSource:(NSString *)theNewSource;

- (FSBlock *)newBlockWithParentSymbolTable:(FSSymbolTable *)parent;

- (void) release;

- (id) retain;

- (NSUInteger) retainCount;

- (SEL)selector;

- (NSString *)selectorStr;

- (void) setInterpreter:(FSInterpreter *)theInterpreter;

- (struct BlockSignature) signature;

- (NSString *)source;

- (FSSymbolTable *) symbolTable;

- (void) useRelease;

- (id) useRetain;

- (NSInteger) useCount;

- (id) valueArgs:(id*)args count:(NSUInteger)count block:(FSBlock *)block;

- (id) valueWithArguments:(NSArray *)arguments block:(FSBlock *)block;