private static IWhitespaceNode[] CreateWhitespaces([NotNull] this IEnumerable <string> wsTexts)
{
if (wsTexts == null)
{
throw new ArgumentNullException("wsTexts");
}
var nodes = new List <IWhitespaceNode>();
foreach (var text in wsTexts)
{
if (text.IsEmpty())
{
continue;
}
if (text.IsNewLine())
{
nodes.Add(CreateNewLine());
}
else
{
// consistency check (remove in release?)
if (!PsiLexer.IsWhitespace(text))
{
throw new ApplicationException("Inconsistent space structure");
}
nodes.Add(CreateSpace(text));
}
}
return(nodes.ToArray());
}
private static Grammar.Module Load(string fileName)
{
using (var lexer = new PsiLexer(fileName))
{
var parser = new PsiParser(lexer);
var success = parser.Parse();
if (success)
{
return(parser.Result);
}
Console.WriteLine("Line: {0}", lexer.yylloc.StartLine);
return(null);
}
}
protected static Module Load(string source)
{
using (var lexer = new PsiLexer(new StringReader(source), "???"))
{
var parser = new PsiParser(lexer);
var success = parser.Parse();
if (success)
{
return(parser.Result);
}
else
{
return(null);
}
}
}
private static IWhitespaceNode[] CreateWhitespaces([NotNull] this IEnumerable <string> wsTexts)
{
if (wsTexts == null)
{
throw new ArgumentNullException("wsTexts");
}
return(wsTexts.Where(text => !text.IsEmpty()).Select(text =>
{
if (text.IsNewLine())
{
return CreateNewLine("\r\n");
}
// consistency check (remove in release?)
if (!PsiLexer.IsWhitespace(text))
{
throw new ApplicationException("Inconsistent space structure");
}
return CreateSpace(text);
}).ToArray());
}
public override void VisitNode(ITreeNode node, IHighlightingConsumer consumer)
{
String s = node.GetText();
if (PsiLexer.IsKeyword(s))
{
AddHighlighting(consumer, node);
}
else
{
var token = node as PsiGenericToken;
if (token != null)
{
if (token.GetTokenType().IsStringLiteral)
{
AddHighlighting(consumer, new PsiStringLiteralHighlighting(node));
}
else if (token.GetTokenType().IsComment)
{
AddHighlighting(consumer, new PsiCommentHighlighting(node));
}
}
}
}
private static bool IsTokensGlued(TokenTypePair key)
{
var lexer = new PsiLexer(new StringBuffer(key.Type1.GetSampleText() + key.Type2.GetSampleText()));
return(lexer.LookaheadToken(1) == null);
}
