private List <SyntaxToken> ExpandNestedMacro(NestedMacroExpansionLexer lexer)
{
var result = new List <SyntaxToken>();
SyntaxToken token;
while ((token = lexer.GetNextToken()) != null)
{
// Do token pasting (##).
if (lexer.Peek(0) != null && lexer.Peek(0).Kind == SyntaxKind.HashHashToken &&
lexer.Peek(1) != null && lexer.Peek(1).Kind != SyntaxKind.HashHashToken)
{
lexer.GetNextToken();
var concatenatedText = token.Text + lexer.GetNextToken().Text;
token = new HlslLexer(new StringText(concatenatedText)).Lex(LexerMode.Syntax);
}
List <SyntaxToken> expandedTokens;
if (TryExpandMacro(token, lexer, out expandedTokens))
{
result.AddRange(expandedTokens);
}
else
{
result.Add(token);
}
}
return(result);
}
private List <SyntaxToken> ExpandNestedMacro(NestedMacroExpansionLexer lexer)
{
var result = new List <SyntaxToken>();
SyntaxToken token;
while ((token = lexer.GetNextToken()) != null)
{
List <SyntaxToken> expandedTokens;
if (TryExpandMacro(token, lexer, out expandedTokens))
{
result.AddRange(expandedTokens);
}
else
{
result.Add(token);
}
}
return(result);
}
private List<SyntaxToken> ExpandNestedMacro(NestedMacroExpansionLexer lexer)
{
var result = new List<SyntaxToken>();
SyntaxToken token;
while ((token = lexer.GetNextToken()) != null)
{
// Do token pasting (##).
if (lexer.Peek(0) != null && lexer.Peek(0).Kind == SyntaxKind.HashHashToken
&& lexer.Peek(1) != null && lexer.Peek(1).Kind != SyntaxKind.HashHashToken)
{
lexer.GetNextToken();
var concatenatedText = token.Text + lexer.GetNextToken().Text;
token = new HlslLexer(new StringText(concatenatedText)).Lex(LexerMode.Syntax);
}
List<SyntaxToken> expandedTokens;
if (TryExpandMacro(token, lexer, out expandedTokens))
result.AddRange(expandedTokens);
else
result.Add(token);
}
return result;
}
private List<SyntaxToken> ExpandNestedMacro(NestedMacroExpansionLexer lexer)
{
var result = new List<SyntaxToken>();
SyntaxToken token;
while ((token = lexer.GetNextToken()) != null)
{
List<SyntaxToken> expandedTokens;
if (TryExpandMacro(token, lexer, out expandedTokens))
result.AddRange(expandedTokens);
else
result.Add(token);
}
return result;
}
