public void AppendOperator( TokenOperator op )
{
switch(op.OpCode)
{
case '(':
m_stack_of_ops.Push( op );
break;
case ')':
{
var sop = m_stack_of_ops.Pop();
while( sop.OpCode != '(' )
{
m_postfix_expression.Add( sop );
sop = m_stack_of_ops.Pop();
}
}
break;
default:
if( m_stack_of_ops.Count > 0 )
{
var sop = m_stack_of_ops.Peek();
while( op.Priority < sop.Priority && op.Associac == TokenOperator.Associativity.RightAssociative ||
op.Priority <= sop.Priority )
{
m_postfix_expression.Add( m_stack_of_ops.Pop() );
if( m_stack_of_ops.Count > 0 )
sop = m_stack_of_ops.Peek();
else
break;
}
}
m_stack_of_ops.Push( op );
break;
}
}
private void AppendOperator()
{
string text = _textProvider.GetText(_tokens.CurrentToken);
if (_tokens.Position == 0 || TokenOperator.IsUnaryOperator(_tokens, _textProvider, TokenOperator.GetOperatorType(text), -1))
{
AppendToken(leadingSpace: false, trailingSpace: false);
}
else if (IsOperatorWithoutSpaces(text))
{
AppendToken(leadingSpace: false, trailingSpace: false);
}
else
{
if (_tb.IsAtNewLine && _tb.Length > 0)
{
AppendTextBeforeToken(preserveUserIndent: true);
AppendToken(leadingSpace: false, trailingSpace: true);
}
else
{
AppendToken(leadingSpace: true, trailingSpace: true);
}
}
}
