public IJSVsaItem CreateItem(string name, JSVsaItemType itemType, JSVsaItemFlag itemFlag)
{
IJSVsaItem item2;
if (this.isClosed)
{
throw new JSVsaException(JSVsaError.EngineClosed);
}
if (this.engine.IsRunning)
{
throw new JSVsaException(JSVsaError.EngineRunning);
}
this.TryObtainLock();
try
{
if ((itemType != JSVsaItemType.Reference) && !this.engine.IsValidIdentifier(name))
{
throw new JSVsaException(JSVsaError.ItemNameInvalid);
}
foreach (object obj2 in this.items)
{
if (((VsaItem) obj2).Name.Equals(name))
{
throw new JSVsaException(JSVsaError.ItemNameInUse);
}
}
IJSVsaItem item = null;
switch (itemType)
{
case JSVsaItemType.Reference:
if (itemFlag != JSVsaItemFlag.None)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
break;
case JSVsaItemType.AppGlobal:
if (itemFlag != JSVsaItemFlag.None)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
goto Label_00E3;
case JSVsaItemType.Code:
if (itemFlag == JSVsaItemFlag.Class)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
goto Label_010E;
default:
goto Label_012A;
}
item = new VsaReference(this.engine, name);
goto Label_012A;
Label_00E3:
item = new VsaHostObject(this.engine, name, JSVsaItemType.AppGlobal);
((VsaHostObject) item).isVisible = true;
goto Label_012A;
Label_010E:
item = new VsaStaticCode(this.engine, name, itemFlag);
this.staticCodeBlockCount++;
Label_012A:
if (item != null)
{
this.items.Add(item);
}
else
{
throw new JSVsaException(JSVsaError.ItemTypeNotSupported);
}
this.engine.IsDirty = true;
item2 = item;
}
finally
{
this.ReleaseLock();
}
return item2;
}
// GetScannerInstance is used by IsValidNamespaceName and IsValidIdentifier to validate names.
// We return an instance of the scanner only if there is no whitespace in the name text, since
// we do not want to allow, say, "not. valid" to be a valid namespace name even though that
// would produce a valid sequence of tokens.
private JSScanner GetScannerInstance(string name){
// make sure there's no whitespace in the name (values copied from documentation on String.Trim())
char[] anyWhiteSpace = {
(char)0x0009, (char)0x000A, (char)0x000B, (char)0x000C, (char)0x000D, (char)0x0020, (char)0x00A0,
(char)0x2000, (char)0x2001, (char)0x2002, (char)0x2003, (char)0x2004, (char)0x2005, (char)0x2006,
(char)0x2007, (char)0x2008, (char)0x2009, (char)0x200A, (char)0x200B, (char)0x3000, (char)0xFEFF
};
if (name == null || name.IndexOfAny(anyWhiteSpace) > -1)
return null;
// Create a code item whose source is the given text
VsaItem item = new VsaStaticCode(this, "itemName", VsaItemFlag.None);
Context context = new Context(new DocumentContext(item), name);
context.errorReported = -1;
JSScanner scanner = new JSScanner(); //Use this constructor to avoid allocating a Globals instance
scanner.SetSource(context);
return scanner;
}
public IJSVsaItem CreateItem(string name, JSVsaItemType itemType, JSVsaItemFlag itemFlag)
{
IJSVsaItem item2;
if (this.isClosed)
{
throw new JSVsaException(JSVsaError.EngineClosed);
}
if (this.engine.IsRunning)
{
throw new JSVsaException(JSVsaError.EngineRunning);
}
this.TryObtainLock();
try
{
if ((itemType != JSVsaItemType.Reference) && !this.engine.IsValidIdentifier(name))
{
throw new JSVsaException(JSVsaError.ItemNameInvalid);
}
foreach (object obj2 in this.items)
{
if (((VsaItem)obj2).Name.Equals(name))
{
throw new JSVsaException(JSVsaError.ItemNameInUse);
}
}
IJSVsaItem item = null;
switch (itemType)
{
case JSVsaItemType.Reference:
if (itemFlag != JSVsaItemFlag.None)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
break;
case JSVsaItemType.AppGlobal:
if (itemFlag != JSVsaItemFlag.None)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
goto Label_00E3;
case JSVsaItemType.Code:
if (itemFlag == JSVsaItemFlag.Class)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
goto Label_010E;
default:
goto Label_012A;
}
item = new VsaReference(this.engine, name);
goto Label_012A;
Label_00E3:
item = new VsaHostObject(this.engine, name, JSVsaItemType.AppGlobal);
((VsaHostObject)item).isVisible = true;
goto Label_012A;
Label_010E:
item = new VsaStaticCode(this.engine, name, itemFlag);
this.staticCodeBlockCount++;
Label_012A:
if (item != null)
{
this.items.Add(item);
}
else
{
throw new JSVsaException(JSVsaError.ItemTypeNotSupported);
}
this.engine.IsDirty = true;
item2 = item;
}
finally
{
this.ReleaseLock();
}
return(item2);
}
public virtual IVsaItem CreateItem(string name, VsaItemType itemType, VsaItemFlag itemFlag)
{
if (this.isClosed)
{
throw new VsaException(VsaError.EngineClosed);
}
if (this.engine.IsRunning)
{
throw new VsaException(VsaError.EngineRunning);
}
this.TryObtainLock();
try{
// The name must be valid for all items except reference items (in which case we don't care)
if (itemType != VsaItemType.Reference && !this.engine.IsValidIdentifier(name))
{
throw new VsaException(VsaError.ItemNameInvalid);
}
// Make sure the name isn't already in use
foreach (Object vsaItem in this.items)
{
if (((VsaItem)vsaItem).Name.Equals(name))
{
throw new VsaException(VsaError.ItemNameInUse);
}
}
IVsaItem item = null;
switch (itemType)
{
// IVsaReference
case VsaItemType.Reference:
if (itemFlag != VsaItemFlag.None)
{
throw new VsaException(VsaError.ItemFlagNotSupported);
}
// create a wrapper around an assembly
item = new VsaReference((VsaEngine)this.engine, name);
break;
//IVsaGlobalItem
case VsaItemType.AppGlobal:
if (itemFlag != VsaItemFlag.None)
{
throw new VsaException(VsaError.ItemFlagNotSupported);
}
item = new VsaHostObject((VsaEngine)this.engine, name, VsaItemType.AppGlobal);
((VsaHostObject)item).isVisible = true;
break;
// IVsaCodeItem
case VsaItemType.Code:
if (itemFlag == VsaItemFlag.Class)
{
throw new VsaException(VsaError.ItemFlagNotSupported);
}
item = new VsaStaticCode((VsaEngine)this.engine, name, itemFlag);
this.staticCodeBlockCount++;
break;
}
if (item != null)
{
this.items.Add(item);
}
else
{
throw new VsaException(VsaError.ItemTypeNotSupported);
}
((VsaEngine)this.engine).IsDirty = true;
return(item);
}finally{
this.ReleaseLock();
}
}
public virtual IVsaItem CreateItem(string name, VsaItemType itemType, VsaItemFlag itemFlag){
if (this.isClosed)
throw new VsaException(VsaError.EngineClosed);
if (this.engine.IsRunning)
throw new VsaException(VsaError.EngineRunning);
this.TryObtainLock();
try{
// The name must be valid for all items except reference items (in which case we don't care)
if (itemType != VsaItemType.Reference && !this.engine.IsValidIdentifier(name))
throw new VsaException(VsaError.ItemNameInvalid);
// Make sure the name isn't already in use
foreach (Object vsaItem in this.items){
if (((VsaItem)vsaItem).Name.Equals(name))
throw new VsaException(VsaError.ItemNameInUse);
}
IVsaItem item = null;
switch (itemType){
// IVsaReference
case VsaItemType.Reference:
if (itemFlag != VsaItemFlag.None)
throw new VsaException(VsaError.ItemFlagNotSupported);
// create a wrapper around an assembly
item = new VsaReference((VsaEngine)this.engine, name);
break;
//IVsaGlobalItem
case VsaItemType.AppGlobal:
if (itemFlag != VsaItemFlag.None)
throw new VsaException(VsaError.ItemFlagNotSupported);
item = new VsaHostObject((VsaEngine)this.engine, name, VsaItemType.AppGlobal);
((VsaHostObject)item).isVisible = true;
break;
// IVsaCodeItem
case VsaItemType.Code:
if (itemFlag == VsaItemFlag.Class)
throw new VsaException(VsaError.ItemFlagNotSupported);
item = new VsaStaticCode((VsaEngine)this.engine, name, itemFlag);
this.staticCodeBlockCount++;
break;
}
if (item != null){
this.items.Add(item);
}else{
throw new VsaException(VsaError.ItemTypeNotSupported);
}
((VsaEngine)this.engine).IsDirty = true;
return item;
}finally{
this.ReleaseLock();
}
}
private JSScanner GetScannerInstance(string name)
{
char[] anyOf = new char[] {
'\t', '\n', '\v', '\f', '\r', ' ', '\x00a0', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',
' ', ' ', '', ' ', ''
};
if ((name == null) || (name.IndexOfAny(anyOf) > -1))
{
return null;
}
VsaItem sourceItem = new VsaStaticCode(this, "itemName", JSVsaItemFlag.None);
Context sourceContext = new Context(new DocumentContext(sourceItem), name) {
errorReported = -1
};
JSScanner scanner = new JSScanner();
scanner.SetSource(sourceContext);
return scanner;
}
