public void Visit(ThrowNode node)
{
if (node != null)
{
if (node.Operand != null)
{
node.Operand.Accept(this);
}
node.Index = NextOrderIndex;
// we can stop marking order for subsequent statements in this block,
// since this stops execution
m_isUnreachable = true;
}
}
public void Visit(ThrowNode node)
{
// invalid! ignore
IsValid = false;
}
public void Visit(ThrowNode node)
{
// invalid! ignore
IsValid = false;
}
public void Visit(ThrowNode node)
{
Debug.Fail("shouldn't get here");
}
public void Visit(ThrowNode node)
{
// not applicable; terminate
}
public void Visit(ThrowNode node)
{
if (node != null)
{
if (node.Operand != null)
{
node.Operand.Accept(this);
}
node.Index = NextOrderIndex;
// we can stop marking order for subsequent statements in this block,
// since this stops execution
m_isUnreachable = true;
}
}
public void Visit(ThrowNode node)
{
Debug.Fail("shouldn't get here");
}
//---------------------------------------------------------------------------------------
// ParseThrowStatement
//
// ThrowStatement :
// throw |
// throw Expression
//---------------------------------------------------------------------------------------
private AstNode ParseThrowStatement()
{
var throwNode = new ThrowNode(m_currentToken.Clone(), this);
GetNextToken();
if (!m_foundEndOfLine)
{
if (JSToken.Semicolon != m_currentToken.Token)
{
m_noSkipTokenSet.Add(NoSkipTokenSet.s_EndOfStatementNoSkipTokenSet);
try
{
throwNode.Operand = ParseExpression();
}
catch (RecoveryTokenException exc)
{
throwNode.Operand = exc._partiallyComputedNode;
if (IndexOfToken(NoSkipTokenSet.s_EndOfStatementNoSkipTokenSet, exc) == -1)
{
exc._partiallyComputedNode = throwNode;
throw;
}
}
finally
{
if (throwNode.Operand != null)
{
throwNode.UpdateWith(throwNode.Operand.Context);
}
m_noSkipTokenSet.Remove(NoSkipTokenSet.s_EndOfStatementNoSkipTokenSet);
}
}
if (m_currentToken.Token == JSToken.Semicolon)
{
throwNode.TerminatingContext = m_currentToken.Clone();
GetNextToken();
}
else if (m_foundEndOfLine || m_currentToken.Token == JSToken.RightCurly || m_currentToken.Token == JSToken.EndOfFile)
{
// semicolon insertion rules
// a right-curly or an end of line is something we don't WANT to throw a warning for.
// Just too common and doesn't really warrant a warning (in my opinion)
if (JSToken.RightCurly != m_currentToken.Token && JSToken.EndOfFile != m_currentToken.Token)
{
ReportError(JSError.SemicolonInsertion, throwNode.Context.IfNotNull(c => c.FlattenToEnd()), true);
}
}
else
{
ReportError(JSError.NoSemicolon, false);
}
}
return throwNode;
}
public void Visit(ThrowNode node)
{
// not applicable; terminate
}