public void ForGeneric()
{
var args = Array.Empty <TypedValue>();
var results = new TypedValue[1];
TestHelper.DoString(
"local a = { x = 10, y = 20, 30, 40 } " +
"local b = {} " +
"for k, v in next, a do " +
" b[k] = v " +
"end " +
"return b",
TestHelper.DefaultEnv, args, results);
Assert.AreEqual(LuaValueType.Table, results[0].ValueType);
var table = results[0].TableVal;
Assert.AreEqual(2, table.SequenceSize);
Assert.True(table.GetRaw(TypedValue.MakeString("x"), out var val));
Assert.AreEqual(TypedValue.MakeInt(10), val);
Assert.True(table.GetRaw(TypedValue.MakeString("y"), out val));
Assert.AreEqual(TypedValue.MakeInt(20), val);
Assert.True(table.GetRaw(TypedValue.MakeInt(1), out val));
Assert.AreEqual(TypedValue.MakeInt(30), val);
Assert.True(table.GetRaw(TypedValue.MakeInt(2), out val));
Assert.AreEqual(TypedValue.MakeInt(40), val);
}
public LiteralExpressionGenerator(FunctionGenerator func, LiteralExpressionSyntaxNode expr) : base(0)
{
var type = expr.SpecializationType.GetVMSpecializationType();
var k = func.Constants;
_constIndex = type switch
{
VMSpecializationType.Nil => k.GetUnspecializedNil(),
VMSpecializationType.Bool => expr.BoolValue ? k.GetUnspecializedTrue() : k.GetUnspecializedFalse(),
VMSpecializationType.Double => k.AddUnspecialized(TypedValue.MakeDouble(expr.DoubleValue)),
VMSpecializationType.Int => k.AddUnspecialized(TypedValue.MakeInt(expr.Int32Value)),
VMSpecializationType.String => k.AddUnspecialized(TypedValue.MakeString(expr.StringValue)),
_ => throw new Exception(), //Internal exception.
};
_type = type.Deoptimize();
}
