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authordkf <donal.k.fellows@manchester.ac.uk>2008-10-04 12:00:25 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2008-10-04 12:00:25 (GMT)
commitc2c40e8fd014a4c02f7bc7b27aaa7705132a9112 (patch)
tree379016f5856ec42d548ddc60cdfd568ae0253c5a /generic/tclOOInfo.c
parent138d8b6e8ee88d292411bb993f613805dd975e07 (diff)
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Clean up result handling, factor out some duplicated code, share objects.
Diffstat (limited to 'generic/tclOOInfo.c')
-rw-r--r--generic/tclOOInfo.c273
1 files changed, 118 insertions, 155 deletions
diff --git a/generic/tclOOInfo.c b/generic/tclOOInfo.c
index 41d90a4..ee19373 100644
--- a/generic/tclOOInfo.c
+++ b/generic/tclOOInfo.c
@@ -9,7 +9,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tclOOInfo.c,v 1.7 2008/09/23 05:05:54 dkf Exp $
+ * RCS: @(#) $Id: tclOOInfo.c,v 1.8 2008/10/04 12:00:25 dkf Exp $
*/
#ifdef HAVE_CONFIG_H
@@ -18,6 +18,7 @@
#include "tclInt.h"
#include "tclOOInt.h"
+static inline Class * GetClassFromObj(Tcl_Interp *interp, Tcl_Obj *objPtr);
static Tcl_ObjCmdProc InfoObjectClassCmd;
static Tcl_ObjCmdProc InfoObjectDefnCmd;
static Tcl_ObjCmdProc InfoObjectFiltersCmd;
@@ -149,6 +150,35 @@ TclOOInitInfo(
/*
* ----------------------------------------------------------------------
*
+ * GetClassFromObj --
+ *
+ * How to correctly get a class from a Tcl_Obj. Just a wrapper round
+ * Tcl_GetObjectFromObj, but this is an idiom that was used heavily.
+ *
+ * ----------------------------------------------------------------------
+ */
+
+static inline Class *
+GetClassFromObj(
+ Tcl_Interp *interp,
+ Tcl_Obj *objPtr)
+{
+ Object *oPtr = (Object *) Tcl_GetObjectFromObj(interp, objPtr);
+
+ if (oPtr == NULL) {
+ return NULL;
+ }
+ if (oPtr->classPtr == NULL) {
+ Tcl_AppendResult(interp, "\"", TclGetString(objPtr),
+ "\" is not a class", NULL);
+ return NULL;
+ }
+ return oPtr->classPtr;
+}
+
+/*
+ * ----------------------------------------------------------------------
+ *
* InfoObjectClassCmd --
*
* Implements [info object class $objName ?$className?]
@@ -227,7 +257,7 @@ InfoObjectDefnCmd(
Tcl_HashEntry *hPtr;
Proc *procPtr;
CompiledLocal *localPtr;
- Tcl_Obj *argsObj;
+ Tcl_Obj *resultObjs[2];
if (objc != 3) {
Tcl_WrongNumArgs(interp, 1, objv, "objName methodName");
@@ -256,7 +286,7 @@ InfoObjectDefnCmd(
return TCL_ERROR;
}
- argsObj = Tcl_NewObj();
+ resultObjs[0] = Tcl_NewObj();
for (localPtr=procPtr->firstLocalPtr; localPtr!=NULL;
localPtr=localPtr->nextPtr) {
if (TclIsVarArgument(localPtr)) {
@@ -268,12 +298,11 @@ InfoObjectDefnCmd(
if (localPtr->defValuePtr != NULL) {
Tcl_ListObjAppendElement(NULL, argObj, localPtr->defValuePtr);
}
- Tcl_ListObjAppendElement(NULL, argsObj, argObj);
+ Tcl_ListObjAppendElement(NULL, resultObjs[0], argObj);
}
}
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), argsObj);
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp),
- TclOOGetMethodBody(Tcl_GetHashValue(hPtr)));
+ resultObjs[1] = TclOOGetMethodBody(Tcl_GetHashValue(hPtr));
+ Tcl_SetObjResult(interp, Tcl_NewListObj(2, resultObjs));
return TCL_OK;
}
@@ -295,7 +324,7 @@ InfoObjectFiltersCmd(
Tcl_Obj *const objv[])
{
int i;
- Tcl_Obj *filterObj;
+ Tcl_Obj *filterObj, *resultObj;
Object *oPtr;
if (objc != 2) {
@@ -307,10 +336,12 @@ InfoObjectFiltersCmd(
if (oPtr == NULL) {
return TCL_ERROR;
}
+ resultObj = Tcl_NewObj();
FOREACH(filterObj, oPtr->filters) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), filterObj);
+ Tcl_ListObjAppendElement(NULL, resultObj, filterObj);
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -507,7 +538,7 @@ InfoObjectMethodsCmd(
Object *oPtr;
int flag = PUBLIC_METHOD, recurse = 0;
FOREACH_HASH_DECLS;
- Tcl_Obj *namePtr;
+ Tcl_Obj *namePtr, *resultObj;
Method *mPtr;
static const char *options[] = {
"-all", "-localprivate", "-private", NULL
@@ -546,28 +577,24 @@ InfoObjectMethodsCmd(
}
}
+ resultObj = Tcl_NewObj();
if (recurse) {
const char **names;
int i, numNames = TclOOGetSortedMethodList(oPtr, flag, &names);
- Tcl_Obj *resultObj = Tcl_NewObj();
for (i=0 ; i<numNames ; i++) {
Tcl_ListObjAppendElement(NULL, resultObj,
Tcl_NewStringObj(names[i], -1));
}
ckfree((char *) names);
- Tcl_SetObjResult(interp, resultObj);
- return TCL_OK;
- }
-
- if (oPtr->methodsPtr) {
+ } else if (oPtr->methodsPtr) {
FOREACH_HASH(namePtr, mPtr, oPtr->methodsPtr) {
if (mPtr->typePtr != NULL && (mPtr->flags & flag) == flag) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp),
- namePtr);
+ Tcl_ListObjAppendElement(NULL, resultObj, namePtr);
}
}
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -590,6 +617,7 @@ InfoObjectMixinsCmd(
{
Class *mixinPtr;
Object *oPtr;
+ Tcl_Obj *resultObj;
int i;
if (objc != 2) {
@@ -601,10 +629,12 @@ InfoObjectMixinsCmd(
return TCL_ERROR;
}
+ resultObj = Tcl_NewObj();
FOREACH(mixinPtr, oPtr->mixins) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp),
+ Tcl_ListObjAppendElement(NULL, resultObj,
TclOOObjectName(interp, mixinPtr->thisPtr));
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -626,7 +656,7 @@ InfoObjectVariablesCmd(
Tcl_Obj *const objv[])
{
Object *oPtr;
- Tcl_Obj *variableObj;
+ Tcl_Obj *variableObj, *resultObj;
int i;
if (objc != 2) {
@@ -638,9 +668,11 @@ InfoObjectVariablesCmd(
return TCL_ERROR;
}
+ resultObj = Tcl_NewObj();
FOREACH(variableObj, oPtr->variables) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), variableObj);
+ Tcl_ListObjAppendElement(NULL, resultObj, variableObj);
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -724,25 +756,17 @@ InfoClassConstrCmd(
{
Proc *procPtr;
CompiledLocal *localPtr;
- Tcl_Obj *argsObj;
- Object *oPtr;
+ Tcl_Obj *resultObjs[2];
Class *clsPtr;
if (objc != 2) {
Tcl_WrongNumArgs(interp, 1, objv, "className");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
- return TCL_ERROR;
- }
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- clsPtr = oPtr->classPtr;
-
if (clsPtr->constructorPtr == NULL) {
return TCL_OK;
}
@@ -753,7 +777,7 @@ InfoClassConstrCmd(
return TCL_ERROR;
}
- argsObj = Tcl_NewObj();
+ resultObjs[0] = Tcl_NewObj();
for (localPtr=procPtr->firstLocalPtr; localPtr!=NULL;
localPtr=localPtr->nextPtr) {
if (TclIsVarArgument(localPtr)) {
@@ -765,12 +789,11 @@ InfoClassConstrCmd(
if (localPtr->defValuePtr != NULL) {
Tcl_ListObjAppendElement(NULL, argObj, localPtr->defValuePtr);
}
- Tcl_ListObjAppendElement(NULL, argsObj, argObj);
+ Tcl_ListObjAppendElement(NULL, resultObjs[0], argObj);
}
}
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), argsObj);
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp),
- TclOOGetMethodBody(clsPtr->constructorPtr));
+ resultObjs[1] = TclOOGetMethodBody(clsPtr->constructorPtr);
+ Tcl_SetObjResult(interp, Tcl_NewListObj(2, resultObjs));
return TCL_OK;
}
@@ -794,25 +817,17 @@ InfoClassDefnCmd(
Tcl_HashEntry *hPtr;
Proc *procPtr;
CompiledLocal *localPtr;
- Tcl_Obj *argsObj;
- Object *oPtr;
+ Tcl_Obj *resultObjs[2];
Class *clsPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 1, objv, "className methodName");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
- return TCL_ERROR;
- }
- clsPtr = oPtr->classPtr;
-
hPtr = Tcl_FindHashEntry(&clsPtr->classMethods, (char *) objv[2]);
if (hPtr == NULL) {
Tcl_AppendResult(interp, "unknown method \"", TclGetString(objv[2]),
@@ -826,7 +841,7 @@ InfoClassDefnCmd(
return TCL_ERROR;
}
- argsObj = Tcl_NewObj();
+ resultObjs[0] = Tcl_NewObj();
for (localPtr=procPtr->firstLocalPtr; localPtr!=NULL;
localPtr=localPtr->nextPtr) {
if (TclIsVarArgument(localPtr)) {
@@ -838,12 +853,11 @@ InfoClassDefnCmd(
if (localPtr->defValuePtr != NULL) {
Tcl_ListObjAppendElement(NULL, argObj, localPtr->defValuePtr);
}
- Tcl_ListObjAppendElement(NULL, argsObj, argObj);
+ Tcl_ListObjAppendElement(NULL, resultObjs[0], argObj);
}
}
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), argsObj);
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp),
- TclOOGetMethodBody(Tcl_GetHashValue(hPtr)));
+ resultObjs[1] = TclOOGetMethodBody(Tcl_GetHashValue(hPtr));
+ Tcl_SetObjResult(interp, Tcl_NewListObj(2, resultObjs));
return TCL_OK;
}
@@ -865,24 +879,13 @@ InfoClassDestrCmd(
Tcl_Obj *const objv[])
{
Proc *procPtr;
- Object *oPtr;
Class *clsPtr;
if (objc != 2) {
Tcl_WrongNumArgs(interp, 1, objv, "className");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
- return TCL_ERROR;
- }
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
- return TCL_ERROR;
- }
- clsPtr = oPtr->classPtr;
-
+ clsPtr = GetClassFromObj(interp, objv[1]);
if (clsPtr->destructorPtr == NULL) {
return TCL_OK;
}
@@ -915,28 +918,23 @@ InfoClassFiltersCmd(
Tcl_Obj *const objv[])
{
int i;
- Tcl_Obj *filterObj;
- Object *oPtr;
+ Tcl_Obj *filterObj, *resultObj;
Class *clsPtr;
if (objc != 2) {
Tcl_WrongNumArgs(interp, 1, objv, "className");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
- return TCL_ERROR;
- }
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- clsPtr = oPtr->classPtr;
+ resultObj = Tcl_NewObj();
FOREACH(filterObj, clsPtr->filters) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), filterObj);
+ Tcl_ListObjAppendElement(NULL, resultObj, filterObj);
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -959,24 +957,16 @@ InfoClassForwardCmd(
{
Tcl_HashEntry *hPtr;
Tcl_Obj *prefixObj;
- Object *oPtr;
Class *clsPtr;
if (objc != 3) {
Tcl_WrongNumArgs(interp, 1, objv, "className methodName");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
- return TCL_ERROR;
- }
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- clsPtr = oPtr->classPtr;
-
hPtr = Tcl_FindHashEntry(&clsPtr->classMethods, (char *) objv[2]);
if (hPtr == NULL) {
Tcl_AppendResult(interp, "unknown method \"", TclGetString(objv[2]),
@@ -1016,33 +1006,30 @@ InfoClassInstancesCmd(
Class *clsPtr;
int i;
const char *pattern = NULL;
+ Tcl_Obj *resultObj;
if (objc != 2 && objc != 3) {
Tcl_WrongNumArgs(interp, 1, objv, "className ?pattern?");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
- return TCL_ERROR;
- }
- clsPtr = oPtr->classPtr;
if (objc == 3) {
pattern = TclGetString(objv[2]);
}
+ resultObj = Tcl_NewObj();
FOREACH(oPtr, clsPtr->instances) {
Tcl_Obj *tmpObj = TclOOObjectName(interp, oPtr);
if (pattern && !Tcl_StringMatch(TclGetString(tmpObj), pattern)) {
continue;
}
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), tmpObj);
+ Tcl_ListObjAppendElement(NULL, resultObj, tmpObj);
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -1064,10 +1051,8 @@ InfoClassMethodsCmd(
Tcl_Obj *const objv[])
{
int flag = PUBLIC_METHOD, recurse = 0;
- FOREACH_HASH_DECLS;
- Tcl_Obj *namePtr;
+ Tcl_Obj *namePtr, *resultObj;
Method *mPtr;
- Object *oPtr;
Class *clsPtr;
static const char *options[] = {
"-all", "-localprivate", "-private", NULL
@@ -1080,16 +1065,10 @@ InfoClassMethodsCmd(
Tcl_WrongNumArgs(interp, 1, objv, "className ?-option value ...?");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
- return TCL_ERROR;
- }
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- clsPtr = oPtr->classPtr;
if (objc != 2) {
int i, idx;
@@ -1112,25 +1091,26 @@ InfoClassMethodsCmd(
}
}
+ resultObj = Tcl_NewObj();
if (recurse) {
const char **names;
int i, numNames = TclOOGetSortedClassMethodList(clsPtr, flag, &names);
- Tcl_Obj *resultObj = Tcl_NewObj();
for (i=0 ; i<numNames ; i++) {
Tcl_ListObjAppendElement(NULL, resultObj,
Tcl_NewStringObj(names[i], -1));
}
ckfree((char *) names);
- Tcl_SetObjResult(interp, resultObj);
- return TCL_OK;
- }
+ } else {
+ FOREACH_HASH_DECLS;
- FOREACH_HASH(namePtr, mPtr, &clsPtr->classMethods) {
- if (mPtr->typePtr != NULL && (mPtr->flags & flag) == flag) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), namePtr);
+ FOREACH_HASH(namePtr, mPtr, &clsPtr->classMethods) {
+ if (mPtr->typePtr != NULL && (mPtr->flags & flag) == flag) {
+ Tcl_ListObjAppendElement(NULL, resultObj, namePtr);
+ }
}
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -1151,29 +1131,25 @@ InfoClassMixinsCmd(
int objc,
Tcl_Obj *const objv[])
{
- Object *oPtr;
Class *clsPtr, *mixinPtr;
+ Tcl_Obj *resultObj;
int i;
if (objc != 2) {
Tcl_WrongNumArgs(interp, 1, objv, "className");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
- return TCL_ERROR;
- }
- clsPtr = oPtr->classPtr;
+ resultObj = Tcl_NewObj();
FOREACH(mixinPtr, clsPtr->mixins) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp),
+ Tcl_ListObjAppendElement(NULL, resultObj,
TclOOObjectName(interp, mixinPtr->thisPtr));
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -1194,8 +1170,8 @@ InfoClassSubsCmd(
int objc,
Tcl_Obj *const objv[])
{
- Object *oPtr;
Class *clsPtr, *subclassPtr;
+ Tcl_Obj *resultObj;
int i;
const char *pattern = NULL;
@@ -1203,27 +1179,22 @@ InfoClassSubsCmd(
Tcl_WrongNumArgs(interp, 1, objv, "className ?pattern?");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
- return TCL_ERROR;
- }
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- clsPtr = oPtr->classPtr;
if (objc == 3) {
pattern = TclGetString(objv[2]);
}
+ resultObj = Tcl_NewObj();
FOREACH(subclassPtr, clsPtr->subclasses) {
Tcl_Obj *tmpObj = TclOOObjectName(interp, subclassPtr->thisPtr);
if (pattern && !Tcl_StringMatch(TclGetString(tmpObj), pattern)) {
continue;
}
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), tmpObj);
+ Tcl_ListObjAppendElement(NULL, resultObj, tmpObj);
}
FOREACH(subclassPtr, clsPtr->mixinSubs) {
Tcl_Obj *tmpObj = TclOOObjectName(interp, subclassPtr->thisPtr);
@@ -1231,8 +1202,9 @@ InfoClassSubsCmd(
if (pattern && !Tcl_StringMatch(TclGetString(tmpObj), pattern)) {
continue;
}
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), tmpObj);
+ Tcl_ListObjAppendElement(NULL, resultObj, tmpObj);
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -1253,29 +1225,25 @@ InfoClassSupersCmd(
int objc,
Tcl_Obj *const objv[])
{
- Object *oPtr;
Class *clsPtr, *superPtr;
+ Tcl_Obj *resultObj;
int i;
if (objc != 2) {
Tcl_WrongNumArgs(interp, 1, objv, "className");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
- return TCL_ERROR;
- }
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- clsPtr = oPtr->classPtr;
+ resultObj = Tcl_NewObj();
FOREACH(superPtr, clsPtr->superclasses) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp),
+ Tcl_ListObjAppendElement(NULL, resultObj,
TclOOObjectName(interp, superPtr->thisPtr));
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}
@@ -1296,29 +1264,24 @@ InfoClassVariablesCmd(
int objc,
Tcl_Obj *const objv[])
{
- Object *oPtr;
Class *clsPtr;
- Tcl_Obj *variableObj;
+ Tcl_Obj *variableObj, *resultObj;
int i;
if (objc != 2) {
Tcl_WrongNumArgs(interp, 1, objv, "className");
return TCL_ERROR;
}
- oPtr = (Object *) Tcl_GetObjectFromObj(interp, objv[1]);
- if (oPtr == NULL) {
- return TCL_ERROR;
- }
- if (oPtr->classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
+ clsPtr = GetClassFromObj(interp, objv[1]);
+ if (clsPtr == NULL) {
return TCL_ERROR;
}
- clsPtr = oPtr->classPtr;
+ resultObj = Tcl_NewObj();
FOREACH(variableObj, clsPtr->variables) {
- Tcl_ListObjAppendElement(NULL, Tcl_GetObjResult(interp), variableObj);
+ Tcl_ListObjAppendElement(NULL, resultObj, variableObj);
}
+ Tcl_SetObjResult(interp, resultObj);
return TCL_OK;
}