private ITreeNode CreateExpression(string format, string name)
{
var node = CreateParser(name + "\n" + ":" + name + "\n" + ";").ParsePsiFile(false) as IPsiFile;
if (node == null)
{
throw new ElementFactoryException(string.Format("Cannot create expression '{0}'", format));
}
SandBox.CreateSandBoxFor(node, myModule);
var ruleDeclaration = node.FirstChild as IRuleDeclaration;
if (ruleDeclaration != null)
{
IRuleBody ruleBody = ruleDeclaration.Body;
ITreeNode child = ruleBody.FirstChild;
while (child != null && !(child is IPsiExpression))
{
child = child.NextSibling;
}
while (child != null && !(child is IRuleName))
{
child = child.FirstChild;
}
if (child != null)
{
return(child);
}
}
throw new ElementFactoryException(string.Format("Cannot create expression '{0}'" + name, format));
}
public override void VisitRuleDeclaration(IRuleDeclaration ruleDeclaration, IHighlightingConsumer consumer)
{
IRuleBody body = ruleDeclaration.Body;
ITreeNode child = PsiTreeUtil.GetFirstChild <IRuleName>(body);
var ruleName = child as IRuleName;
if (ruleName != null)
{
if (ruleName.GetText().Equals(ruleDeclaration.DeclaredName))
{
consumer.AddHighlighting(new LeftRecursionWarning(ruleName), File);
}
}
base.VisitRuleDeclaration(ruleDeclaration, consumer);
}
public override string VisitRuleBody(IRuleBody ruleBodyParam, FormattingStageContext context)
{
string parentIndent = GetParentIndent(context.Parent);
return(parentIndent + StandartIndent);
}
public override IEnumerable <string> VisitRuleBody(IRuleBody ruleBodyParam, PsiFmtStageContext context)
{
return(new[] { " " });
}
