private IdentifierSyntax ParseIdentifier()
{
StartSpan();
if (Peek(TokenType.Identifier))
{
Expect(TokenType.Identifier, out string i);
var id = SyntaxFactory.Identifier(i);
if (PeekAndExpect(TokenType.LeftBracket))
{
_operators.Push(ExpressionSyntax.Sentinel);
ExpressionSyntax e = GetExpression();
id = SyntaxFactory.ArrayAccessExpression(id, e);
Expect(TokenType.RightBracket);
_operators.Pop();
}
return(id.SetSpan <IdentifierSyntax>(EndSpan()));
}
else
{
DestroySpan();
return(null);
}
}
public override SyntaxNode Visit(ArrayAccessExpressionSyntax pNode)
{
var n = pNode.Identifier.Accept <IdentifierSyntax>(this);
ExpressionSyntax i = null;
using (new ContextValue(this, "MemberContext", new MemberAccessContext()))
{
i = pNode.Index.Accept <ExpressionSyntax>(this);
}
return(SyntaxFactory.ArrayAccessExpression(n, i));
}
private IdentifierSyntax ParseIdentifierComplete()
{
StartSpan();
if (Peek(TokenType.Identifier))
{
Expect(TokenType.Identifier, out string i);
var id = SyntaxFactory.Identifier(i);
if (PeekAndExpect(TokenType.LeftBracket))
{
_operators.Push(ExpressionSyntax.Sentinel);
ExpressionSyntax e = GetExpression();
id = SyntaxFactory.ArrayAccessExpression(id, e);
Expect(TokenType.RightBracket);
_operators.Pop();
}
else if (PeekAndExpect(TokenType.LessThan))
{
do
{
Expect(TokenType.Identifier, out string typeHint);
id.SetTypeHints(new List <string>()
{
typeHint
});
} while (PeekAndExpect(TokenType.Comma));
Expect(TokenType.GreaterThan);
}
return(id.SetSpan <IdentifierSyntax>(EndSpan()));
}
else if (PeekAndExpect(TokenType.Underscore))
{
return(SyntaxFactory.ValueDiscard().SetSpan <ValueDiscardSyntax>(EndSpan()));
}
else
{
DestroySpan();
return(null);
}
}
