/// <summary>
/// Builds a <see langword="string"/> representing the <see cref="Expression"/>.
/// </summary>
/// <param name="builder">A <see cref="System.Text.StringBuilder"/> to add the created <see langword="string"/>.</param>
internal override void BuildString(StringBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException("builder");
}
if (NodeType == ExpressionType.ArrayIndex)
{
Left.BuildString(builder);
builder.Append("[");
Right.BuildString(builder);
builder.Append("]");
}
else
{
string @operator = GetOperator();
if (@operator != null)
{
builder.Append("(");
Left.BuildString(builder);
builder.Append(" ");
builder.Append(@operator);
builder.Append(" ");
Right.BuildString(builder);
builder.Append(")");
}
else
{
builder.Append(NodeType);
builder.Append("(");
Left.BuildString(builder);
builder.Append(", ");
Right.BuildString(builder);
builder.Append(")");
}
}
}
