protected virtual BoundStatement RewriteMatchStatement(BoundMatchStatement node)
{
var expr = this.RewriteExpression(node.Expression);
var patternSections = this.RewritePatternSectionStatements(node.PatternSections);
if (expr == node.Expression && patternSections.SequenceEqual(node.PatternSections))
{
return(node);
}
return(new BoundMatchStatement(node.Syntax, expr, patternSections));
}
private static void WriteMatchStatement(BoundMatchStatement node, IndentedTextWriter writer)
{
writer.WriteKeyword(SyntaxKind.MatchKeyword);
writer.WriteSpace();
node.Expression.WriteTo(writer);
writer.WriteLine();
writer.WriteKeyword(SyntaxKind.OpenBraceToken);
writer.Indent++;
foreach (var patternSection in node.PatternSections)
{
patternSection.WriteTo(writer);
}
writer.Indent--;
writer.WriteKeyword(SyntaxKind.CloseBraceToken);
}