public override Val Evaluate(IContext context)
{
if (_set.Count == 0)
{
return(_first.Evaluate(context));
}
Val result = _first.Evaluate(context);
if (result.Type != typeof(bool))
{
throw new EvalException(this, Resource.Strings.Error_EvalException_NonBooleanConditional.F(result.Value));
}
if ((bool)result)
{
foreach (CExpression _expr in _set)
{
Val adden = _expr.Evaluate(context);
try { result = Ops.Do(BOp.LOGICAL_AND, result, adden); } catch (Exception ex) { throw new EvalException(this, "&&", result, adden, ex); }
if (!(bool)result)
{
break;
}
}
}
return(result);
}
public override Val Evaluate(IContext context)
{
Val result = _first.Evaluate(context);
foreach (CExpression _expr in _set.Keys)
{
Val adden = _expr.Evaluate(context);
switch (_set[_expr])
{
case TokenEnum.ASTERISK:
try { result = Ops.Do(BOp.MULTIPLY, result, adden); } catch (Exception ex) { throw new EvalException(this, "*", result, adden, ex); }
break;
case TokenEnum.SLASH:
try { result = Ops.Do(BOp.DIVIDE, result, adden); } catch (Exception ex) { throw new EvalException(this, "/", result, adden, ex); }
break;
case TokenEnum.PERCENT:
try { result = Ops.Do(BOp.MODULUS, result, adden); } catch (Exception ex) { throw new EvalException(this, "%", result, adden, ex); }
break;
}
}
return(result);
}
public override Val Evaluate(IContext context)
{
Val result = _first.Evaluate(context);
Val adden = _second.Evaluate(context);
if (isUnequal)
{
try { result = Ops.IsNotEqual(result, adden); } catch (Exception ex) { throw new EvalException(this, "!=", result, adden, ex); }
}
else
{
try { result = Ops.IsEqual(result, adden); } catch (Exception ex) { throw new EvalException(this, "==", result, adden, ex); }
}
return(result);
}
public override Val Evaluate(IContext context)
{
Val result = _question.Evaluate(context);
if (result.Type != typeof(bool))
{
throw new EvalException(this, Resource.Strings.Error_EvalException_NonBooleanConditional.F(result.Value));
}
if ((bool)result)
{
return(_true?.Evaluate(context) ?? new Val());
}
else
{
return(_false?.Evaluate(context) ?? new Val());
}
}
public override Val Evaluate(IContext context)
{
Val result = _primary.Evaluate(context);
switch (_type)
{
default:
case TokenEnum.PLUS:
case TokenEnum.NOTHING:
return(result);
case TokenEnum.MINUS:
try { return(Ops.Do(UOp.NEGATION, result)); } catch (Exception ex) { throw new EvalException(this, "-", result, ex); }
case TokenEnum.NOT:
try { return(Ops.Do(UOp.LOGICAL_NOT, result)); } catch (Exception ex) { throw new EvalException(this, "!", result, ex); }
}
}
public override Val Evaluate(IContext context)
{
Val result = _first.Evaluate(context);
foreach (CExpression _expr in _set.Keys)
{
Val adden = _expr.Evaluate(context);
switch (_set[_expr])
{
case TokenEnum.PLUS:
try { result = Ops.Do(BOp.ADD, result, adden); } catch (Exception ex) { throw new EvalException(this, "+", result, adden, ex); }
break;
case TokenEnum.MINUS:
try { result = Ops.Do(BOp.SUBTRACT, result, adden);; } catch (Exception ex) { throw new EvalException(this, "-", result, adden, ex); }
break;
}
}
return(result);
}
public override Val Evaluate(IContext context)
{
Val v1 = _first.Evaluate(context);
Val v2 = _second.Evaluate(context);
switch (_type)
{
case TokenEnum.LESSTHAN:
try { return(Ops.Do(BOp.LESS_THAN, v1, v2)); } catch (Exception ex) { throw new EvalException(this, "<", v1, v2, ex); }
case TokenEnum.GREATERTHAN:
try { return(Ops.Do(BOp.MORE_THAN, v1, v2)); } catch (Exception ex) { throw new EvalException(this, ">", v1, v2, ex); }
case TokenEnum.LESSEQUAL:
try { return(Ops.Do(BOp.LESS_THAN_OR_EQUAL_TO, v1, v2)); } catch (Exception ex) { throw new EvalException(this, "<=", v1, v2, ex); }
case TokenEnum.GREATEREQUAL:
try { return(Ops.Do(BOp.MORE_THAN_OR_EQUAL_TO, v1, v2)); } catch (Exception ex) { throw new EvalException(this, ">=", v1, v2, ex); }
default:
return(v1);
}
}
public override Val Evaluate(IContext context)
{
Val c = _expression.Evaluate(context);
if (_indices_expr == null)
{
return(c);
}
for (int i = 0; i < _indices_expr.Length; i++)
{
for (int i2 = 0; i2 < _indices_expr[i].Length; i2++)
{
Val v = _indices_expr[i][i2].Evaluate(context);
try
{
_indices[i][i2] = v.Cast <int>();
}
catch
{
throw new EvalException(this, Resource.Strings.Error_EvalException_InvalidArrayIndex);
}
}
}
Val cv = c;
foreach (int[] i2 in _indices)
{
cv = Ops.GetIndex(cv, i2);
}
return(cv);
/*
* Array a;
* try
* {
* a = c.Cast<Array>();
* }
* catch
* {
* throw new EvalException(this, Resource.Strings.Error_EvalException_IndexOnNonArray.F(c));
* }
*
* try
* {
* object o = a;
* foreach (int[] i2 in _indices)
* {
* a = (Array)o;
* o = a.GetValue(i2);
* }
*
* return new Val(o);
* }
* catch (IndexOutOfRangeException)
* {
* int len = a?.Length ?? 0;
* throw new EvalException(this, Resource.Strings.Error_EvalException_IndexOutOfRange.F(_indices.Length, len));
* }
* catch
* {
* throw new EvalException(this, Resource.Strings.Error_EvalException_IndexOnNonArray.F(c));
* }
*/
}
public override Val Evaluate(IContext context)
{
return(_child.Evaluate(context));
}
public override Val Evaluate(IContext context)
{
return(_expr.Evaluate(context));
}
