private static ExpressionStatementSyntax _CreateParallelFor(ForStatementSyntax statement)
{
var variable = statement.Declaration.Variables.Single();
var from = variable.Initializer.Value;
// The analyzer only allows binary expressions where the upper bound is on the left hand-side.
// Therefore, no further checks are necessary.
var binary = (BinaryExpressionSyntax)statement.Condition;
var to = binary.Right;
if (binary.IsKind(SyntaxKind.LessThanOrEqualExpression))
{
// TODO maybe try to reduce resulting expressions like ...-1+1
to = SyntaxFactory.BinaryExpression(SyntaxKind.AddExpression, to, _CreateOneLiteral());
}
return(SyntaxFactory.ExpressionStatement(
SyntaxFactory.InvocationExpression(
MemberAccessGenerator.CreateMemberAccess("Parallel", "For"),
ArgumentListGenerator.CreateArgumentList(from, to, LambdaGenerator.CreateLambdaOrDelegate(variable.Identifier, statement.Statement))
)
).WithTriviaFrom(statement));
}
public void CreateMemberAccessWithThreeMembers()
{
Assert.AreEqual("Task.Factory.Scheduler.Id", MemberAccessGenerator.CreateMemberAccess("Task", "Factory", "Scheduler", "Id").ToString());
}
public void CreateMemberAccessWithOneMember()
{
Assert.AreEqual("Console.WriteLine", MemberAccessGenerator.CreateMemberAccess("Console", "WriteLine").ToString());
}
public void CreateMemberAccessWithTwoMembers()
{
Assert.AreEqual("Task.Factory.StartNew", MemberAccessGenerator.CreateMemberAccess("Task", "Factory", "StartNew").ToString());
}
