public override void Compile(ICompileContext context)
{
var match = context.Cache(Default(typeof(string)));
context.Child(regex, null, match, null, context.Failure);
context.Succeed(Call(parseMethod, match, Constant(styles)));
context.Release(match);
}
public static void Succeed(this ICompileContext context, Expression value)
{
if (context.Result?.CanWrite() == true)
{
context.Append(Assign(context.Result, Convert(value, context.Result.Type)));
}
context.Succeed();
}
public override void Compile(ICompileContext context)
{
if (_prefix != null)
{
context.Child(_prefix, "(Prefix)", null, null, context.Failure);
}
context.Child(_inner, null, context.Result, null, context.Failure);
if (_suffix != null)
{
context.Child(_suffix, "(Suffix)", null, null, context.Failure);
}
context.Succeed();
}
public override void Compile(ICompileContext context)
{
if (context.Cut == null)
{
previous.Compile(context);
}
else
{
var success = Label();
context.Child(previous, null, context.Result, success, context.Failure);
context.Append(Label(success));
context.Append(Assign(context.Cut, Constant(true)));
context.Succeed();
}
}
public override void Compile(ICompileContext context)
{
var breakTarget = Label();
var fail = Goto(context.Failure);
var succeed = Goto(breakTarget);
context.Append(IfThen(GreaterThanOrEqual(context.Position, context.Length), succeed));
context.Append(Switch(context.Peek(0), fail,
SwitchCase(Block(AddAssign(context.Position, Constant(1)), succeed), Constant('\n')),
SwitchCase(IfThenElse(And(
LessThan(Add(Constant(1), context.Position), context.Length),
Equal(context.Peek(1), Constant('\n'))
),
Block(AddAssign(context.Position, Constant(2)), succeed),
fail), Constant('\r'))
));
context.Append(Label(breakTarget));
context.Succeed(Empty());
}
public override void Compile(ICompileContext context)
{
var success = context.Success ?? Label();
var cut = context.Cache(Constant(false));
foreach (var option in _options)
{
var savePoint = context.Save();
context.Child(option, null, context.Result, success, savePoint, cut);
context.Restore(savePoint);
context.Append(IfThen(cut, Goto(context.Failure)));
context.Release(savePoint);
}
context.Release(cut);
context.Fail();
if (context.Success == null)
{
context.Append(Label(success));
}
context.Succeed();
}
public override void Compile(ICompileContext context) => context.Succeed(context.Position);
public override void Compile(ICompileContext context) => context.Succeed();
public override void Compile(ICompileContext context)
{
context.Append(IfThen(GreaterThanOrEqual(context.Position, context.Length), Goto(context.Failure)));
context.Advance(1);
context.Succeed(context.Peek(-1));
}
public override void Compile(ICompileContext context) => context.Succeed(context.UserObject);
public override void Compile(ICompileContext context)
{
context.Append(IfThen(GreaterThan(context.Position, Constant(0)), Goto(context.Failure)));
context.Succeed(Empty());
}
public override void Compile(ICompileContext context)
{
context.Append(IfThen(LessThan(context.Position, context.Length), Goto(context.Failure)));
context.Succeed(Empty());
}
