|
public static Div ( |
||
| maxType | ||
| left | object | |
| right | object | |
| Результат | object | |
/// <summary>
/// Computes the result of the division. Currently limited to Integers.
/// </summary>
/// <returns>Integer(value) or null</returns>
public override Object Value(IInternalContextAdapter context)
{
// get the two args
Object left = GetChild(0).Value(context);
Object right = GetChild(1).Value(context);
// if either is null, lets log and bail
if (left == null || right == null)
{
runtimeServices.Error(
string.Format(
"{0} side ({1}) of division operation has null value. Operation not possible. {2} [line {3}, column {4}]",
(left == null ? "Left" : "Right"), GetChild((left == null ? 0 : 1)).Literal, context.CurrentTemplateName, Line,
Column));
return(null);
}
Type maxType = MathUtil.ToMaxType(left.GetType(), right.GetType());
if (maxType == null)
{
return(null);
}
try
{
return(MathUtil.Div(maxType, left, right));
}
catch (DivideByZeroException)
{
runtimeServices.Error("Right side of division operation is zero. Must be non-zero. " + context.CurrentTemplateName + " [line " + Line + ", column " + Column + "]");
}
return(null);
}
public override object Value(IInternalContextAdapter context)
{
object obj = base.GetChild(0).Value(context);
object obj2 = base.GetChild(1).Value(context);
object result;
if (obj == null || obj2 == null)
{
this.rsvc.Error(string.Concat(new object[]
{
(obj == null) ? "Left" : "Right",
" side (",
base.GetChild((obj == null) ? 0 : 1).Literal,
") of division operation has null value. Operation not possible. ",
context.CurrentTemplateName,
" [line ",
base.Line,
", column ",
base.Column,
"]"
}));
result = null;
}
else
{
Type type = MathUtil.ToMaxType(obj.GetType(), obj2.GetType());
if (type == null)
{
result = null;
}
else
{
result = MathUtil.Div(type, obj, obj2);
}
}
return(result);
}