diff options
| -rw-r--r-- | generic/tclDictObj.c | 260 | ||||
| -rw-r--r-- | generic/tclInt.h | 4 | ||||
| -rw-r--r-- | generic/tclUtil.c | 105 | ||||
| -rw-r--r-- | tests/dict.test | 79 |
4 files changed, 287 insertions, 161 deletions
diff --git a/generic/tclDictObj.c b/generic/tclDictObj.c index e31d708..9e606f7 100644 --- a/generic/tclDictObj.c +++ b/generic/tclDictObj.c @@ -155,6 +155,13 @@ typedef struct Dict { } Dict; /* + * Accessor macro for converting between a Tcl_Obj* and a Dict. Note that this + * must be assignable as well as readable. + */ + +#define DICT(dictObj) (*((Dict **)&(dictObj)->internalRep.twoPtrValue.ptr1)) + +/* * The structure below defines the dictionary object type by means of * functions that can be invoked by generic object code. */ @@ -312,6 +319,7 @@ DeleteChainEntry( return 0; } else { Tcl_Obj *valuePtr = Tcl_GetHashValue(&cPtr->entry); + TclDecrRefCount(valuePtr); } @@ -361,7 +369,7 @@ DupDictInternalRep( Tcl_Obj *srcPtr, Tcl_Obj *copyPtr) { - Dict *oldDict = srcPtr->internalRep.twoPtrValue.ptr1; + Dict *oldDict = DICT(srcPtr); Dict *newDict = ckalloc(sizeof(Dict)); ChainEntry *cPtr; @@ -396,7 +404,7 @@ DupDictInternalRep( * Store in the object. */ - copyPtr->internalRep.twoPtrValue.ptr1 = newDict; + DICT(copyPtr) = newDict; copyPtr->typePtr = &tclDictType; } @@ -422,7 +430,7 @@ static void FreeDictInternalRep( Tcl_Obj *dictPtr) { - Dict *dict = dictPtr->internalRep.twoPtrValue.ptr1; + Dict *dict = DICT(dictPtr); dict->refcount--; if (dict->refcount <= 0) { @@ -487,7 +495,7 @@ UpdateStringOfDict( { #define LOCAL_SIZE 20 int localFlags[LOCAL_SIZE], *flagPtr = NULL; - Dict *dict = dictPtr->internalRep.twoPtrValue.ptr1; + Dict *dict = DICT(dictPtr); ChainEntry *cPtr; Tcl_Obj *keyPtr, *valuePtr; int i, length, bytesNeeded = 0; @@ -600,7 +608,7 @@ SetDictFromAny( Tcl_Obj *objPtr) { Tcl_HashEntry *hPtr; - int isNew, result; + int isNew; Dict *dict = ckalloc(sizeof(Dict)); InitChainTable(dict); @@ -651,10 +659,9 @@ SetDictFromAny( const char *elemStart; int elemSize, literal; - result = TclFindElement(interp, nextElem, (limit - nextElem), - &elemStart, &nextElem, &elemSize, &literal); - if (result != TCL_OK) { - goto errorExit; + if (TclFindDictElement(interp, nextElem, (limit - nextElem), + &elemStart, &nextElem, &elemSize, &literal) != TCL_OK) { + goto errorInFindDictElement; } if (elemStart == limit) { break; @@ -673,11 +680,10 @@ SetDictFromAny( keyPtr->bytes); } - result = TclFindElement(interp, nextElem, (limit - nextElem), - &elemStart, &nextElem, &elemSize, &literal); - if (result != TCL_OK) { + if (TclFindDictElement(interp, nextElem, (limit - nextElem), + &elemStart, &nextElem, &elemSize, &literal) != TCL_OK) { TclDecrRefCount(keyPtr); - goto errorExit; + goto errorInFindDictElement; } if (literal) { @@ -713,7 +719,7 @@ SetDictFromAny( dict->epoch = 0; dict->chain = NULL; dict->refcount = 1; - objPtr->internalRep.twoPtrValue.ptr1 = dict; + DICT(objPtr) = dict; objPtr->typePtr = &tclDictType; return TCL_OK; @@ -723,15 +729,10 @@ SetDictFromAny( "missing value to go with key", -1)); Tcl_SetErrorCode(interp, "TCL", "VALUE", "DICTIONARY", NULL); } - result = TCL_ERROR; - - errorExit: - if (interp != NULL) { - Tcl_SetErrorCode(interp, "TCL", "VALUE", "DICTIONARY", NULL); - } + errorInFindDictElement: DeleteChainTable(dict); ckfree(dict); - return result; + return TCL_ERROR; } /* @@ -777,12 +778,11 @@ TclTraceDictPath( Dict *dict, *newDict; int i; - if (dictPtr->typePtr != &tclDictType) { - if (SetDictFromAny(interp, dictPtr) != TCL_OK) { - return NULL; - } + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + return NULL; } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); if (flags & DICT_PATH_UPDATE) { dict->chain = NULL; } @@ -818,14 +818,13 @@ TclTraceDictPath( Tcl_SetHashValue(hPtr, tmpObj); } else { tmpObj = Tcl_GetHashValue(hPtr); - if (tmpObj->typePtr != &tclDictType) { - if (SetDictFromAny(interp, tmpObj) != TCL_OK) { - return NULL; - } + if (tmpObj->typePtr != &tclDictType + && SetDictFromAny(interp, tmpObj) != TCL_OK) { + return NULL; } } - newDict = tmpObj->internalRep.twoPtrValue.ptr1; + newDict = DICT(tmpObj); if (flags & DICT_PATH_UPDATE) { if (Tcl_IsShared(tmpObj)) { TclDecrRefCount(tmpObj); @@ -833,7 +832,7 @@ TclTraceDictPath( Tcl_IncrRefCount(tmpObj); Tcl_SetHashValue(hPtr, tmpObj); dict->epoch++; - newDict = tmpObj->internalRep.twoPtrValue.ptr1; + newDict = DICT(tmpObj); } newDict->chain = dictPtr; @@ -868,7 +867,7 @@ static void InvalidateDictChain( Tcl_Obj *dictObj) { - Dict *dict = dictObj->internalRep.twoPtrValue.ptr1; + Dict *dict = DICT(dictObj); do { TclInvalidateStringRep(dictObj); @@ -878,7 +877,7 @@ InvalidateDictChain( break; } dict->chain = NULL; - dict = dictObj->internalRep.twoPtrValue.ptr1; + dict = DICT(dictObj); } while (dict != NULL); } @@ -916,18 +915,15 @@ Tcl_DictObjPut( Tcl_Panic("%s called with shared object", "Tcl_DictObjPut"); } - if (dictPtr->typePtr != &tclDictType) { - int result = SetDictFromAny(interp, dictPtr); - - if (result != TCL_OK) { - return result; - } + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + return TCL_ERROR; } if (dictPtr->bytes != NULL) { TclInvalidateStringRep(dictPtr); } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); hPtr = CreateChainEntry(dict, keyPtr, &isNew); Tcl_IncrRefCount(valuePtr); if (!isNew) { @@ -970,15 +966,13 @@ Tcl_DictObjGet( Dict *dict; Tcl_HashEntry *hPtr; - if (dictPtr->typePtr != &tclDictType) { - int result = SetDictFromAny(interp, dictPtr); - if (result != TCL_OK) { - *valuePtrPtr = NULL; - return result; - } + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + *valuePtrPtr = NULL; + return TCL_ERROR; } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); hPtr = Tcl_FindHashEntry(&dict->table, keyPtr); if (hPtr == NULL) { *valuePtrPtr = NULL; @@ -1019,18 +1013,16 @@ Tcl_DictObjRemove( Tcl_Panic("%s called with shared object", "Tcl_DictObjRemove"); } - if (dictPtr->typePtr != &tclDictType) { - int result = SetDictFromAny(interp, dictPtr); - if (result != TCL_OK) { - return result; - } + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + return TCL_ERROR; } - if (dictPtr->bytes != NULL) { - TclInvalidateStringRep(dictPtr); - } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); if (DeleteChainEntry(dict, keyPtr)) { + if (dictPtr->bytes != NULL) { + TclInvalidateStringRep(dictPtr); + } dict->epoch++; } return TCL_OK; @@ -1062,14 +1054,12 @@ Tcl_DictObjSize( { Dict *dict; - if (dictPtr->typePtr != &tclDictType) { - int result = SetDictFromAny(interp, dictPtr); - if (result != TCL_OK) { - return result; - } + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + return TCL_ERROR; } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); *sizePtr = dict->table.numEntries; return TCL_OK; } @@ -1116,15 +1106,12 @@ Tcl_DictObjFirst( Dict *dict; ChainEntry *cPtr; - if (dictPtr->typePtr != &tclDictType) { - int result = SetDictFromAny(interp, dictPtr); - - if (result != TCL_OK) { - return result; - } + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + return TCL_ERROR; } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); cPtr = dict->entryChainHead; if (cPtr == NULL) { searchPtr->epoch = -1; @@ -1299,11 +1286,12 @@ Tcl_DictObjPutKeyList( return TCL_ERROR; } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); hPtr = CreateChainEntry(dict, keyv[keyc-1], &isNew); Tcl_IncrRefCount(valuePtr); if (!isNew) { Tcl_Obj *oldValuePtr = Tcl_GetHashValue(hPtr); + TclDecrRefCount(oldValuePtr); } Tcl_SetHashValue(hPtr, valuePtr); @@ -1355,7 +1343,7 @@ Tcl_DictObjRemoveKeyList( return TCL_ERROR; } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); DeleteChainEntry(dict, keyv[keyc-1]); InvalidateDictChain(dictPtr); return TCL_OK; @@ -1401,7 +1389,7 @@ Tcl_NewDictObj(void) dict->epoch = 0; dict->chain = NULL; dict->refcount = 1; - dictPtr->internalRep.twoPtrValue.ptr1 = dict; + DICT(dictPtr) = dict; dictPtr->typePtr = &tclDictType; return dictPtr; #endif @@ -1450,7 +1438,7 @@ Tcl_DbNewDictObj( dict->epoch = 0; dict->chain = NULL; dict->refcount = 1; - dictPtr->internalRep.twoPtrValue.ptr1 = dict; + DICT(dictPtr) = dict; dictPtr->typePtr = &tclDictType; return dictPtr; #else /* !TCL_MEM_DEBUG */ @@ -1504,7 +1492,7 @@ DictCreateCmd( /* * The next command is assumed to never fail... */ - Tcl_DictObjPut(interp, dictObj, objv[i], objv[i+1]); + Tcl_DictObjPut(NULL, dictObj, objv[i], objv[i+1]); } Tcl_SetObjResult(interp, dictObj); return TCL_OK; @@ -1629,8 +1617,7 @@ DictReplaceCmd( Tcl_Obj *const *objv) { Tcl_Obj *dictPtr; - int i, result; - int allocatedDict = 0; + int i; if ((objc < 2) || (objc & 1)) { Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key value ...?"); @@ -1638,18 +1625,18 @@ DictReplaceCmd( } dictPtr = objv[1]; + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + return TCL_ERROR; + } if (Tcl_IsShared(dictPtr)) { dictPtr = Tcl_DuplicateObj(dictPtr); - allocatedDict = 1; + } + if (dictPtr->bytes != NULL) { + TclInvalidateStringRep(dictPtr); } for (i=2 ; i<objc ; i+=2) { - result = Tcl_DictObjPut(interp, dictPtr, objv[i], objv[i+1]); - if (result != TCL_OK) { - if (allocatedDict) { - TclDecrRefCount(dictPtr); - } - return TCL_ERROR; - } + Tcl_DictObjPut(NULL, dictPtr, objv[i], objv[i+1]); } Tcl_SetObjResult(interp, dictPtr); return TCL_OK; @@ -1681,8 +1668,7 @@ DictRemoveCmd( Tcl_Obj *const *objv) { Tcl_Obj *dictPtr; - int i, result; - int allocatedDict = 0; + int i; if (objc < 2) { Tcl_WrongNumArgs(interp, 1, objv, "dictionary ?key ...?"); @@ -1690,18 +1676,18 @@ DictRemoveCmd( } dictPtr = objv[1]; + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + return TCL_ERROR; + } if (Tcl_IsShared(dictPtr)) { dictPtr = Tcl_DuplicateObj(dictPtr); - allocatedDict = 1; + } + if (dictPtr->bytes != NULL) { + TclInvalidateStringRep(dictPtr); } for (i=2 ; i<objc ; i++) { - result = Tcl_DictObjRemove(interp, dictPtr, objv[i]); - if (result != TCL_OK) { - if (allocatedDict) { - TclDecrRefCount(dictPtr); - } - return TCL_ERROR; - } + Tcl_DictObjRemove(NULL, dictPtr, objv[i]); } Tcl_SetObjResult(interp, dictPtr); return TCL_OK; @@ -1750,10 +1736,9 @@ DictMergeCmd( */ targetObj = objv[1]; - if (targetObj->typePtr != &tclDictType) { - if (SetDictFromAny(interp, targetObj) != TCL_OK) { - return TCL_ERROR; - } + if (targetObj->typePtr != &tclDictType + && SetDictFromAny(interp, targetObj) != TCL_OK) { + return TCL_ERROR; } if (objc == 2) { @@ -1835,12 +1820,9 @@ DictKeysCmd( * need. [Bug 1705778, leak K04] */ - if (objv[1]->typePtr != &tclDictType) { - int result = SetDictFromAny(interp, objv[1]); - - if (result != TCL_OK) { - return result; - } + if (objv[1]->typePtr != &tclDictType + && SetDictFromAny(interp, objv[1]) != TCL_OK) { + return TCL_ERROR; } if (objc == 3) { @@ -2056,13 +2038,11 @@ DictInfoCmd( } dictPtr = objv[1]; - if (dictPtr->typePtr != &tclDictType) { - int result = SetDictFromAny(interp, dictPtr); - if (result != TCL_OK) { - return result; - } + if (dictPtr->typePtr != &tclDictType + && SetDictFromAny(interp, dictPtr) != TCL_OK) { + return TCL_ERROR; } - dict = dictPtr->internalRep.twoPtrValue.ptr1; + dict = DICT(dictPtr); statsStr = Tcl_HashStats(&dict->table); Tcl_SetObjResult(interp, Tcl_NewStringObj(statsStr, -1)); @@ -2152,10 +2132,10 @@ DictIncrCmd( */ mp_clear(&increment); - Tcl_DictObjPut(interp, dictPtr, objv[2], objv[3]); + Tcl_DictObjPut(NULL, dictPtr, objv[2], objv[3]); } } else { - Tcl_DictObjPut(interp, dictPtr, objv[2], Tcl_NewIntObj(1)); + Tcl_DictObjPut(NULL, dictPtr, objv[2], Tcl_NewIntObj(1)); } } else { /* @@ -2164,7 +2144,7 @@ DictIncrCmd( if (Tcl_IsShared(valuePtr)) { valuePtr = Tcl_DuplicateObj(valuePtr); - Tcl_DictObjPut(interp, dictPtr, objv[2], valuePtr); + Tcl_DictObjPut(NULL, dictPtr, objv[2], valuePtr); } if (objc == 4) { code = TclIncrObj(interp, valuePtr, objv[3]); @@ -2173,7 +2153,7 @@ DictIncrCmd( Tcl_IncrRefCount(incrPtr); code = TclIncrObj(interp, valuePtr, incrPtr); - Tcl_DecrRefCount(incrPtr); + TclDecrRefCount(incrPtr); } } if (code == TCL_OK) { @@ -2186,7 +2166,7 @@ DictIncrCmd( Tcl_SetObjResult(interp, valuePtr); } } else if (dictPtr->refCount == 0) { - Tcl_DecrRefCount(dictPtr); + TclDecrRefCount(dictPtr); } return code; } @@ -2264,7 +2244,7 @@ DictLappendCmd( } if (allocatedValue) { - Tcl_DictObjPut(interp, dictPtr, objv[2], valuePtr); + Tcl_DictObjPut(NULL, dictPtr, objv[2], valuePtr); } else if (dictPtr->bytes != NULL) { TclInvalidateStringRep(dictPtr); } @@ -2329,17 +2309,15 @@ DictAppendCmd( if (valuePtr == NULL) { TclNewObj(valuePtr); - } else { - if (Tcl_IsShared(valuePtr)) { - valuePtr = Tcl_DuplicateObj(valuePtr); - } + } else if (Tcl_IsShared(valuePtr)) { + valuePtr = Tcl_DuplicateObj(valuePtr); } for (i=3 ; i<objc ; i++) { Tcl_AppendObjToObj(valuePtr, objv[i]); } - Tcl_DictObjPut(interp, dictPtr, objv[2], valuePtr); + Tcl_DictObjPut(NULL, dictPtr, objv[2], valuePtr); resultPtr = Tcl_ObjSetVar2(interp, objv[1], NULL, dictPtr, TCL_LEAVE_ERR_MSG); @@ -2397,6 +2375,7 @@ DictForNRCmd( if (varc != 2) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "must have exactly two variable names", -1)); + Tcl_SetErrorCode(interp, "TCL", "SYNTAX", "dict", "for", NULL); return TCL_ERROR; } searchPtr = TclStackAlloc(interp, sizeof(Tcl_DictSearch)); @@ -2430,12 +2409,14 @@ DictForNRCmd( */ Tcl_IncrRefCount(valueObj); - if (Tcl_ObjSetVar2(interp, keyVarObj, NULL, keyObj, TCL_LEAVE_ERR_MSG) == NULL) { + if (Tcl_ObjSetVar2(interp, keyVarObj, NULL, keyObj, + TCL_LEAVE_ERR_MSG) == NULL) { TclDecrRefCount(valueObj); goto error; } TclDecrRefCount(valueObj); - if (Tcl_ObjSetVar2(interp, valueVarObj, NULL, valueObj, TCL_LEAVE_ERR_MSG) == NULL) { + if (Tcl_ObjSetVar2(interp, valueVarObj, NULL, valueObj, + TCL_LEAVE_ERR_MSG) == NULL) { goto error; } @@ -2588,6 +2569,7 @@ DictMapNRCmd( if (varc != 2) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "must have exactly two variable names", -1)); + Tcl_SetErrorCode(interp, "TCL", "SYNTAX", "dict", "map", NULL); return TCL_ERROR; } storagePtr = TclStackAlloc(interp, sizeof(DictMapStorage)); @@ -2949,12 +2931,12 @@ DictFilterCmd( Tcl_DictObjDone(&search); Tcl_DictObjGet(interp, objv[1], objv[3], &valueObj); if (valueObj != NULL) { - Tcl_DictObjPut(interp, resultObj, objv[3], valueObj); + Tcl_DictObjPut(NULL, resultObj, objv[3], valueObj); } } else { while (!done) { if (Tcl_StringMatch(TclGetString(keyObj), pattern)) { - Tcl_DictObjPut(interp, resultObj, keyObj, valueObj); + Tcl_DictObjPut(NULL, resultObj, keyObj, valueObj); } Tcl_DictObjNext(&search, &keyObj, &valueObj, &done); } @@ -2972,7 +2954,7 @@ DictFilterCmd( for (i=3 ; i<objc ; i++) { pattern = TclGetString(objv[i]); if (Tcl_StringMatch(TclGetString(keyObj), pattern)) { - Tcl_DictObjPut(interp, resultObj, keyObj, valueObj); + Tcl_DictObjPut(NULL, resultObj, keyObj, valueObj); break; /* stop inner loop */ } } @@ -2998,7 +2980,7 @@ DictFilterCmd( for (i=3 ; i<objc ; i++) { pattern = TclGetString(objv[i]); if (Tcl_StringMatch(TclGetString(valueObj), pattern)) { - Tcl_DictObjPut(interp, resultObj, keyObj, valueObj); + Tcl_DictObjPut(NULL, resultObj, keyObj, valueObj); break; /* stop inner loop */ } } @@ -3026,6 +3008,7 @@ DictFilterCmd( if (varc != 2) { Tcl_SetObjResult(interp, Tcl_NewStringObj( "must have exactly two variable names", -1)); + Tcl_SetErrorCode(interp, "TCL", "SYNTAX", "dict", "filter", NULL); return TCL_ERROR; } keyVarObj = varv[0]; @@ -3064,19 +3047,15 @@ DictFilterCmd( Tcl_IncrRefCount(valueObj); if (Tcl_ObjSetVar2(interp, keyVarObj, NULL, keyObj, TCL_LEAVE_ERR_MSG) == NULL) { - Tcl_ResetResult(interp); - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "couldn't set key variable: \"%s\"", - TclGetString(keyVarObj))); + Tcl_AddErrorInfo(interp, + "\n (\"dict filter\" filter script key variable)"); result = TCL_ERROR; goto abnormalResult; } if (Tcl_ObjSetVar2(interp, valueVarObj, NULL, valueObj, TCL_LEAVE_ERR_MSG) == NULL) { - Tcl_ResetResult(interp); - Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "couldn't set value variable: \"%s\"", - TclGetString(valueVarObj))); + Tcl_AddErrorInfo(interp, + "\n (\"dict filter\" filter script value variable)"); result = TCL_ERROR; goto abnormalResult; } @@ -3099,7 +3078,7 @@ DictFilterCmd( } TclDecrRefCount(boolObj); if (satisfied) { - Tcl_DictObjPut(interp, resultObj, keyObj, valueObj); + Tcl_DictObjPut(NULL, resultObj, keyObj, valueObj); } break; case TCL_BREAK: @@ -3287,18 +3266,17 @@ FinalizeDictUpdate( for (i=0 ; i<objc ; i+=2) { objPtr = Tcl_ObjGetVar2(interp, objv[i+1], NULL, 0); if (objPtr == NULL) { - Tcl_DictObjRemove(interp, dictPtr, objv[i]); + Tcl_DictObjRemove(NULL, dictPtr, objv[i]); } else if (objPtr == dictPtr) { /* * Someone is messing us around, trying to build a recursive * structure. [Bug 1786481] */ - Tcl_DictObjPut(interp, dictPtr, objv[i], - Tcl_DuplicateObj(objPtr)); + Tcl_DictObjPut(NULL, dictPtr, objv[i], Tcl_DuplicateObj(objPtr)); } else { /* Shouldn't fail */ - Tcl_DictObjPut(interp, dictPtr, objv[i], objPtr); + Tcl_DictObjPut(NULL, dictPtr, objv[i], objPtr); } } TclDecrRefCount(argsObj); diff --git a/generic/tclInt.h b/generic/tclInt.h index b1a368e..9a2e8dd 100644 --- a/generic/tclInt.h +++ b/generic/tclInt.h @@ -2881,6 +2881,10 @@ MODULE_SCOPE void TclContinuationsCopy(Tcl_Obj *objPtr, MODULE_SCOPE int TclConvertElement(const char *src, int length, char *dst, int flags); MODULE_SCOPE void TclDeleteNamespaceVars(Namespace *nsPtr); +MODULE_SCOPE int TclFindDictElement(Tcl_Interp *interp, + const char *dict, int dictLength, + const char **elementPtr, const char **nextPtr, + int *sizePtr, int *literalPtr); /* TIP #280 - Modified token based evulation, with line information. */ MODULE_SCOPE int TclEvalEx(Tcl_Interp *interp, const char *script, int numBytes, int flags, int line, diff --git a/generic/tclUtil.c b/generic/tclUtil.c index 2d00adf..ae3adae 100644 --- a/generic/tclUtil.c +++ b/generic/tclUtil.c @@ -111,7 +111,11 @@ static Tcl_HashTable * GetThreadHash(Tcl_ThreadDataKey *keyPtr); static int SetEndOffsetFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr); static void UpdateStringOfEndOffset(Tcl_Obj *objPtr); - +static int FindElement(Tcl_Interp *interp, const char *string, + int stringLength, const char *typeStr, + const char *typeCode, const char **elementPtr, + const char **nextPtr, int *sizePtr, + int *literalPtr); /* * The following is the Tcl object type definition for an object that * represents a list index in the form, "end-offset". It is used as a @@ -237,7 +241,7 @@ const Tcl_ObjType tclEndOffsetType = { * of either braces or quotes to delimit it. * * This collection of parsing rules is implemented in the routine - * TclFindElement(). + * FindElement(). * * In order to produce lists that can be parsed by these rules, we need the * ability to distinguish between characters that are part of a list element @@ -505,9 +509,70 @@ TclFindElement( * does not/does require a call to * TclCopyAndCollapse() by the caller. */ { - const char *p = list; + return FindElement(interp, list, listLength, "list", "LIST", elementPtr, + nextPtr, sizePtr, literalPtr); +} + +int +TclFindDictElement( + Tcl_Interp *interp, /* Interpreter to use for error reporting. If + * NULL, then no error message is left after + * errors. */ + const char *dict, /* Points to the first byte of a string + * containing a Tcl dictionary with zero or + * more keys and values (possibly in + * braces). */ + int dictLength, /* Number of bytes in the dict's string. */ + const char **elementPtr, /* Where to put address of first significant + * character in the first element (i.e., key + * or value) of dict. */ + const char **nextPtr, /* Fill in with location of character just + * after all white space following end of + * element (next arg or end of list). */ + int *sizePtr, /* If non-zero, fill in with size of + * element. */ + int *literalPtr) /* If non-zero, fill in with non-zero/zero to + * indicate that the substring of *sizePtr + * bytes starting at **elementPtr is/is not + * the literal key or value and therefore + * does not/does require a call to + * TclCopyAndCollapse() by the caller. */ +{ + return FindElement(interp, dict, dictLength, "dict", "DICTIONARY", + elementPtr, nextPtr, sizePtr, literalPtr); +} + +static int +FindElement( + Tcl_Interp *interp, /* Interpreter to use for error reporting. If + * NULL, then no error message is left after + * errors. */ + const char *string, /* Points to the first byte of a string + * containing a Tcl list or dictionary with + * zero or more elements (possibly in + * braces). */ + int stringLength, /* Number of bytes in the string. */ + const char *typeStr, /* The name of the type of thing we are + * parsing, for error messages. */ + const char *typeCode, /* The type code for thing we are parsing, for + * error messages. */ + const char **elementPtr, /* Where to put address of first significant + * character in first element. */ + const char **nextPtr, /* Fill in with location of character just + * after all white space following end of + * argument (next arg or end of list/dict). */ + int *sizePtr, /* If non-zero, fill in with size of + * element. */ + int *literalPtr) /* If non-zero, fill in with non-zero/zero to + * indicate that the substring of *sizePtr + * bytes starting at **elementPtr is/is not + * the literal list/dict element and therefore + * does not/does require a call to + * TclCopyAndCollapse() by the caller. */ +{ + const char *p = string; const char *elemStart; /* Points to first byte of first element. */ - const char *limit; /* Points just after list's last byte. */ + const char *limit; /* Points just after list/dict's last byte. */ int openBraces = 0; /* Brace nesting level during parse. */ int inQuotes = 0; int size = 0; /* lint. */ @@ -517,11 +582,11 @@ TclFindElement( /* * Skim off leading white space and check for an opening brace or quote. - * We treat embedded NULLs in the list as bytes belonging to a list - * element. + * We treat embedded NULLs in the list/dict as bytes belonging to a list + * element (or dictionary key or value). */ - limit = (list + listLength); + limit = (string + stringLength); while ((p < limit) && (TclIsSpaceProc(*p))) { p++; } @@ -582,9 +647,9 @@ TclFindElement( p2++; } Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "list element in braces followed by \"%.*s\" " - "instead of space", (int) (p2-p), p)); - Tcl_SetErrorCode(interp, "TCL", "VALUE", "LIST", "JUNK", + "%s element in braces followed by \"%.*s\" " + "instead of space", typeStr, (int) (p2-p), p)); + Tcl_SetErrorCode(interp, "TCL", "VALUE", typeCode, "JUNK", NULL); } return TCL_ERROR; @@ -651,9 +716,9 @@ TclFindElement( p2++; } Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "list element in quotes followed by \"%.*s\" " - "instead of space", (int) (p2-p), p)); - Tcl_SetErrorCode(interp, "TCL", "VALUE", "LIST", "JUNK", + "%s element in quotes followed by \"%.*s\" " + "instead of space", typeStr, (int) (p2-p), p)); + Tcl_SetErrorCode(interp, "TCL", "VALUE", typeCode, "JUNK", NULL); } return TCL_ERROR; @@ -664,23 +729,23 @@ TclFindElement( } /* - * End of list: terminate element. + * End of list/dict: terminate element. */ if (p == limit) { if (openBraces != 0) { if (interp != NULL) { - Tcl_SetObjResult(interp, Tcl_NewStringObj( - "unmatched open brace in list", -1)); - Tcl_SetErrorCode(interp, "TCL", "VALUE", "LIST", "BRACE", + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "unmatched open brace in %s", typeStr)); + Tcl_SetErrorCode(interp, "TCL", "VALUE", typeCode, "BRACE", NULL); } return TCL_ERROR; } else if (inQuotes) { if (interp != NULL) { - Tcl_SetObjResult(interp, Tcl_NewStringObj( - "unmatched open quote in list", -1)); - Tcl_SetErrorCode(interp, "TCL", "VALUE", "LIST", "QUOTE", + Tcl_SetObjResult(interp, Tcl_ObjPrintf( + "unmatched open quote in %s", typeStr)); + Tcl_SetErrorCode(interp, "TCL", "VALUE", typeCode, "QUOTE", NULL); } return TCL_ERROR; diff --git a/tests/dict.test b/tests/dict.test index a583de8..642abd8 100644 --- a/tests/dict.test +++ b/tests/dict.test @@ -167,6 +167,51 @@ test dict-4.8 {dict replace command} -returnCodes error -body { } -result {missing value to go with key} test dict-4.9 {dict replace command} {dict replace [list a a] a b} {a b} test dict-4.10 {dict replace command} {dict replace [list a a] a b a c} {a c} +test dict-4.11 {dict replace command: canonicality is forced} { + dict replace { a b c d } +} {a b c d} +test dict-4.12 {dict replace command: canonicality is forced} { + dict replace {a b c d a e} +} {a e c d} +test dict-4.13 {dict replace command: type check is mandatory} -body { + dict replace { a b c d e } +} -returnCodes error -result {missing value to go with key} +test dict-4.13a {dict replace command: type check is mandatory} { + catch {dict replace { a b c d e }} -> opt + dict get $opt -errorcode +} {TCL VALUE DICTIONARY} +test dict-4.14 {dict replace command: type check is mandatory} -body { + dict replace { a b {}c d } +} -returnCodes error -result {dict element in braces followed by "c" instead of space} +test dict-4.14a {dict replace command: type check is mandatory} { + catch {dict replace { a b {}c d }} -> opt + dict get $opt -errorcode +} {TCL VALUE DICTIONARY JUNK} +test dict-4.15 {dict replace command: type check is mandatory} -body { + dict replace { a b ""c d } +} -returnCodes error -result {dict element in quotes followed by "c" instead of space} +test dict-4.15a {dict replace command: type check is mandatory} { + catch {dict replace { a b ""c d }} -> opt + dict get $opt -errorcode +} {TCL VALUE DICTIONARY JUNK} +test dict-4.16 {dict replace command: type check is mandatory} -body { + dict replace " a b \"c d " +} -returnCodes error -result {unmatched open quote in dict} +test dict-4.16a {dict replace command: type check is mandatory} { + catch {dict replace " a b \"c d "} -> opt + dict get $opt -errorcode +} {TCL VALUE DICTIONARY QUOTE} +test dict-4.17 {dict replace command: type check is mandatory} -body { + dict replace " a b \{c d " +} -returnCodes error -result {unmatched open brace in dict} +test dict-4.17a {dict replace command: type check is mandatory} { + catch {dict replace " a b \{c d "} -> opt + dict get $opt -errorcode +} {TCL VALUE DICTIONARY BRACE} +test dict-4.18 {dict replace command: canonicality forcing doesn't leak} { + set example { a b c d } + list $example [dict replace $example] +} {{ a b c d } {a b c d}} test dict-5.1 {dict remove command} {dict remove {a b c d} a} {c d} test dict-5.2 {dict remove command} {dict remove {a b c d} c} {a b} @@ -179,6 +224,25 @@ test dict-5.6 {dict remove command} {dict remove {a b} c} {a b} test dict-5.7 {dict remove command} -returnCodes error -body { dict remove } -result {wrong # args: should be "dict remove dictionary ?key ...?"} +test dict-5.8 {dict remove command: canonicality is forced} { + dict remove { a b c d } +} {a b c d} +test dict-5.9 {dict remove command: canonicality is forced} { + dict remove {a b c d a e} +} {a e c d} +test dict-5.10 {dict remove command: canonicality forced by update} { + dict remove { a b c d } c +} {a b} +test dict-5.11 {dict remove command: type check is mandatory} -body { + dict remove { a b c d e } +} -returnCodes error -result {missing value to go with key} +test dict-5.12 {dict remove command: type check is mandatory} -body { + dict remove { a b {}c d } +} -returnCodes error -result {dict element in braces followed by "c" instead of space} +test dict-5.13 {dict remove command: canonicality forcing doesn't leak} { + set example { a b c d } + list $example [dict remove $example] +} {{ a b c d } {a b c d}} test dict-6.1 {dict keys command} {dict keys {a b}} a test dict-6.2 {dict keys command} {dict keys {c d}} c @@ -1226,6 +1290,21 @@ test dict-20.19 {dict merge command} { test dict-20.20 {dict merge command} { apply {{} {dict merge {a b c d e f} {a x 1 2 3 4} {a - 1 -}}} } {a - c d e f 1 - 3 4} +test dict-20.21 {dict merge command: canonicality not forced} { + dict merge { a b c d } +} { a b c d } +test dict-20.22 {dict merge command: canonicality not forced} { + dict merge { a b c d } {} +} { a b c d } +test dict-20.23 {dict merge command: canonicality forced by update} { + dict merge { a b c d } {a b} +} {a b c d} +test dict-20.24 {dict merge command: type check is mandatory} -body { + dict merge { a b c d e } +} -returnCodes error -result {missing value to go with key} +test dict-20.25 {dict merge command: type check is mandatory} -body { + dict merge { a b {}c d } +} -returnCodes error -result {dict element in braces followed by "c" instead of space} test dict-21.1 {dict update command} -returnCodes 1 -body { dict update |