public Expression UnaryArifm(Expression a, ArifmOperation op)
{
if (a.Type.IsPrimitive)
{
a = Expression.Convert(a, typeof(object));
}
return(Expression.Invoke(Const((Func <VarCtx, object, object, object>)op.Arifm), RuntimeVarCtx, a, Const(null)));
}
public Expression Arifm(Expression a, Expression b, ArifmOperation op)
{
if (a.Type.IsPrimitive)
{
a = Expression.Convert(a, typeof(object));
}
if (b.Type.IsPrimitive)
{
b = Expression.Convert(b, typeof(object));
}
return(Expression.Invoke(Const((Func <VarCtx, object, object, object>)op.Arifm), RuntimeVarCtx, a, b));
//return Expression.Invoke(Const((Func<VarCtx, ArifmOperation, object, object, object>)ArifmProxy), RuntimeVarCtx, Const(op), a, b);
}
public Expression EAssignDictArifm(Expression dict, Expression name, Expression val, ArifmOperation op, bool retOriginal)
{
return(Expression.Invoke(Const((Func <VarCtx, object, object, object, object>) new SetDictArifm {
op = op, retOriginal = retOriginal
}.Apply), RuntimeVarCtx,
Expression.Convert(dict, typeof(object)), Expression.Convert(name, typeof(object)), val == null ? Const(null) : Expression.Convert(val, typeof(object))));
}
public Expression EAssignVarArifm(string name, Expression val, ArifmOperation op, bool retOriginal)
{
return(Expression.Invoke(Const((Func <VarCtx, object, object>) new SetValArifm {
key = name, op = op, retOriginal = retOriginal
}.Apply), RuntimeVarCtx, val == null ? Const(null) : Expression.Convert(val, typeof(object))));
}