public virtual XmlParserState ParseClosingBracket <T> (char c, IXmlParserContext context, XmlParserState stateToReturn) where T : XNode
{
bool isEnding = false;
var rootState = RootState as RazorRootState;
if (rootState.UseSimplifiedBracketTracker)
{
if (bracketsBuilder.Length > 0)
{
bracketsBuilder.Remove(0, 1);
}
if (bracketsBuilder.Length == 0)
{
isEnding = true;
}
}
else if (!rootState.UseSimplifiedBracketTracker && CorrespondingBlock.IsEndingBracket(context.LocationMinus(1)))
{
isEnding = true;
}
if (isEnding)
{
StateEngineService.EndCodeFragment <T> (context);
return(stateToReturn);
}
return(null);
}
public override XmlParserState PushChar(char c, IXmlParserContext context, ref string rollback)
{
if (context.CurrentStateLength == 1)
{
context.Nodes.Push(new RazorComment(context.LocationMinus(2)));
return(null);
}
switch (context.StateTag)
{
case NOMATCH:
if (c == '*')
{
context.StateTag = STAR;
}
break;
case STAR:
if (c == '@')
{
StateEngineService.EndCodeFragment <RazorComment> (context);
return(Parent);
}
else
{
context.StateTag = NOMATCH;
}
break;
}
return(null);
}
public override XmlParserState PushChar(char c, IXmlParserContext context, ref string rollback)
{
if (context.CurrentStateLength == 1)
{
bracketsBuilder.Clear();
var directive = context.Nodes.FirstOrDefault(n => n is RazorDirective);
if (directive == null)
{
if (context.PreviousState is XmlClosingTagState && CorrespondingDirective != null)
{
context.Nodes.Push(CorrespondingDirective);
}
else
{
Debug.Fail("Directive should be pushed before changing the state to DirectiveState");
return(Parent);
}
}
else
{
CorrespondingBlock = directive as RazorDirective;
}
}
if (CorrespondingDirective.IsSimpleDirective)
{
if (c == '<')
{
IsInsideGenerics = true;
}
else if (c == '\n')
{
StateEngineService.EndCodeFragment <RazorDirective> (context);
return(Parent.Parent);
}
// using directives can be placed in one line, e.g. @using foo @using bar
else if (CorrespondingDirective.Name == "using" &&
!(Char.IsLetterOrDigit(c) || c == ' ' || c == '=' || c == '.'))
{
rollback = String.Empty;
StateEngineService.EndCodeFragment <RazorDirective> (context, 1);
return(Parent.Parent);
}
return(null);
}
else
{
switch (c)
{
case '{':
if (context.StateTag != TRANSITION)
{
return(ParseOpeningBracket(c, context));
}
break;
case '}':
return(ParseClosingBracket <RazorDirective> (c, context, Parent.Parent));
}
}
return(base.PushChar(c, context, ref rollback));
}
public override XmlParserState PushChar(char c, IXmlParserContext context, ref string rollback)
{
if (context.CurrentStateLength == 1)
{
switch (c)
{
case '(':
context.StateTag = NONE_EXPLICIT;
context.Nodes.Push(new RazorExplicitExpression(context.LocationMinus(2)));
return(null);
default:
context.StateTag = NONE_IMPLICIT;
if (!(context.PreviousState is RazorSpeculativeState))
{
context.Nodes.Push(new RazorImplicitExpression(context.LocationMinus(2)));
}
break;
}
}
switch (c)
{
case '(':
if (context.StateTag == NONE_EXPLICIT)
{
context.StateTag = INSIDE_BRACKET_EXPLICIT;
}
else if (context.StateTag == NONE_IMPLICIT)
{
context.StateTag = INSIDE_BRACKET_IMPLICIT;
}
context.KeywordBuilder.Append(c);
break;
case ')':
if (context.StateTag == NONE_EXPLICIT)
{
StateEngineService.EndCodeFragment <RazorExplicitExpression> (context);
return(Parent);
}
else if (context.StateTag != NONE_IMPLICIT)
{
if (context.KeywordBuilder.Length > 0)
{
context.KeywordBuilder.Remove(0, 1);
}
if (context.KeywordBuilder.Length == 0)
{
context.StateTag = (context.StateTag == INSIDE_BRACKET_IMPLICIT ? NONE_IMPLICIT : NONE_EXPLICIT);
}
}
break;
default:
// Space between function's name and open bracket not allowed in razor, e.g. @Html.Raw (foo)
if (!(Char.IsLetterOrDigit(c) || allowedChars.Any(ch => ch == c)) &&
context.StateTag == NONE_IMPLICIT)
{
StateEngineService.EndCodeFragment <RazorImplicitExpression> (context, 1);
rollback = String.Empty;
if (Parent is RazorSpeculativeState)
{
return(Parent.Parent);
}
return(Parent);
}
break;
}
return(null);
}
