private static void WriteBinaryExpression(BoundBinaryExpression node, IndentedTextWriter writer)
{
var precedence = SyntaxFacts.BinaryOperatorPrecedence(node.Op.TokenKind);
writer.WriteNestedExpression(precedence, node.Left);
writer.WriteSpace();
writer.WritePunctuation(node.Op.TokenKind);
writer.WriteSpace();
writer.WriteNestedExpression(precedence, node.Right);
}
private static void WriteNestedExpression(
this IndentedTextWriter writer,
int parentPrecedence,
BoundExpression expression)
{
if (expression is BoundUnaryExpression unary)
{
writer.WriteNestedExpression(
parentPrecedence, SyntaxFacts.UnaryOperatorPrecedence(unary.Op.TokenKind), unary);
}
else if (expression is BoundBinaryExpression binary)
{
writer.WriteNestedExpression(
parentPrecedence, SyntaxFacts.BinaryOperatorPrecedence(binary.Op.TokenKind), binary);
}
else
{
expression.WriteTo(writer);
}
}
