internal bool Parse(SourceLabelSymbol sourceLabelSymbol)
{
if (sourceLabelSymbol == null)
{
throw new ArgumentNullException();
}
base.Parse(sourceLabelSymbol);
Value = sourceLabelSymbol.SwitchCaseLabelConstant;
return(Value != null);
}
public BoundSwitchSection SwitchSection(int value, params BoundStatement[] statements)
{
var label = new SourceLabelSymbol(CurrentMethod, ConstantValue.Create(value));
var switchLabel = new BoundSwitchLabel(Syntax, label)
{
WasCompilerGenerated = true
};
return(new BoundSwitchSection(Syntax, ImmutableArray.Create <BoundSwitchLabel>(switchLabel), ImmutableArray.Create <BoundStatement>(statements))
{
WasCompilerGenerated = true
});
}
internal static void BuildLabels(MethodSymbol containingMethod, StatementSyntax statement, ref ArrayBuilder <LabelSymbol> labels)
{
while (statement.Kind() == SyntaxKind.LabeledStatement)
{
var labeledStatement = (LabeledStatementSyntax)statement;
if (labels == null)
{
labels = ArrayBuilder <LabelSymbol> .GetInstance();
}
var labelSymbol = new SourceLabelSymbol(containingMethod, labeledStatement.Identifier);
labels.Add(labelSymbol);
statement = labeledStatement.Statement;
}
}
public BoundSwitchSection SwitchSection(List <int> values, params BoundStatement[] statements)
{
var builder = ArrayBuilder <BoundSwitchLabel> .GetInstance();
foreach (var i in values)
{
var label = new SourceLabelSymbol(CurrentMethod, ConstantValue.Create(i));
builder.Add(new BoundSwitchLabel(Syntax, label)
{
WasCompilerGenerated = true
});
}
return(new BoundSwitchSection(Syntax, builder.ToImmutableAndFree(), ImmutableArray.Create <BoundStatement>(statements))
{
WasCompilerGenerated = true
});
}
protected void BuildLabels(SyntaxList <StatementSyntax> statements, ref ArrayBuilder <LabelSymbol> labels)
{
foreach (var statement in statements)
{
var stmt = statement;
while (stmt.Kind == SyntaxKind.LabeledStatement)
{
var labeledStatement = (LabeledStatementSyntax)stmt;
if (labels == null)
{
labels = ArrayBuilder <LabelSymbol> .GetInstance();
}
var labelSymbol = new SourceLabelSymbol(this.Owner, labeledStatement.Identifier);
labels.Add(labelSymbol);
stmt = labeledStatement.Statement;
}
}
}
protected void BuildLabels(SyntaxList <StatementSyntax> statements, ref ArrayBuilder <LabelSymbol> labels)
{
var containingMethod = (MethodSymbol)this.ContainingMemberOrLambda;
foreach (var statement in statements)
{
var stmt = statement;
while (stmt.Kind == SyntaxKind.LabeledStatement)
{
var labeledStatement = (LabeledStatementSyntax)stmt;
if (labels == null)
{
labels = ArrayBuilder <LabelSymbol> .GetInstance();
}
var labelSymbol = new SourceLabelSymbol(containingMethod, labeledStatement.Identifier);
labels.Add(labelSymbol);
stmt = labeledStatement.Statement;
}
}
}
