private Expression ParseConditionalTest(Expression trueExpr) {
string ifWhiteSpace = _tokenWhiteSpace;
Expression expr = ParseOrTest();
bool ateElse = Eat(TokenKind.KeywordElse);
string elseWhiteSpace;
Expression falseExpr;
if (ateElse) {
elseWhiteSpace = _tokenWhiteSpace;
falseExpr = ParseExpression();
} else {
elseWhiteSpace = null;
falseExpr = Error("");
}
var res = new ConditionalExpression(expr, trueExpr, falseExpr);
if (_verbatim) {
AddPreceedingWhiteSpace(res, ifWhiteSpace);
AddSecondPreceedingWhiteSpace(res, elseWhiteSpace);
if (!ateElse) {
AddErrorIsIncompleteNode(res);
}
}
return res;
}
public override void PostWalk(ConditionalExpression node) { PostWalkWorker(node); }
public override bool Walk(ConditionalExpression node) {
return UpdateLineInfo(node, true);
}
// ConditionalExpression
public override bool Walk(ConditionalExpression node) { return ShouldWalkWorker(node); }