protected virtual BoundCallExpression RewriteCallExpression(BoundCallExpression node)
{
ImmutableArray <BoundExpression> .Builder builder = null;
for (var i = 0; i < node.Argument.Length; i++)
{
var oldArgument = node.Argument[i];
var newArguments = RewriteExpression(oldArgument);
if (newArguments != oldArgument)
{
if (builder == null)
{
builder = ImmutableArray.CreateBuilder <BoundExpression>(node.Argument.Length);
for (var j = 0; j < i; j++)
{
builder.Add(node.Argument[j]);
}
}
}
if (builder != null)
{
builder.Add(newArguments);
}
}
if (builder == null)
{
return(node);
}
return(new BoundCallExpression(node.Function, builder.MoveToImmutable()));
}
private static void WriteCallExpression(BoundCallExpression node, IndentedTextWriter writer)
{
writer.WriteIdentifier(node.Function.Name);
writer.WritePunctuation("(");
var isFirst = true;
foreach (var argument in node.Argument)
{
if (isFirst)
{
isFirst = false;
}
else
{
writer.WritePunctuation(", ");
}
argument.WriteTo(writer);
}
writer.WritePunctuation(")");
}