78 lines
2.9 KiB
C#
78 lines
2.9 KiB
C#
//-----------------------------------------------------------------------
|
|
//-----------------------------------------------------------------------
|
|
// file="ExpUnaryOperatorNode.cs"
|
|
// Project: StgSharp
|
|
// AuthorGroup: Nitload Space
|
|
// Copyright (c) Nitload Space. All rights reserved.
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person
|
|
// obtaining a copy of this software and associated documentation
|
|
// files (the “Software”), to deal in the Software without restriction,
|
|
// including without limitation the rights to use, copy, modify, merge,
|
|
// publish, distribute, sublicense, and/or sell copies of the Software,
|
|
// and to permit persons to whom the Software is furnished to do so,
|
|
// subject to the following conditions:
|
|
//
|
|
// The above copyright notice and
|
|
// this permission notice shall be included in all copies
|
|
// or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED “AS IS”,
|
|
// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
|
|
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
|
|
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
|
// ARISING FROM, OUT OF OR IN CONNECTION WITH
|
|
// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
//
|
|
//-----------------------------------------------------------------------
|
|
//-----------------------------------------------------------------------
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace StgSharp.Script.Express
|
|
{
|
|
public class ExpUnaryOperatorNode : ExpNode
|
|
{
|
|
|
|
private ExpNode _operand;
|
|
|
|
private ExpUnaryOperatorNode( string name ) : base( name ) { }
|
|
|
|
public ExpUnaryOperatorNode(
|
|
string name,
|
|
ExpNode operand,
|
|
ExpSchema context )
|
|
: base( name )
|
|
{
|
|
_operand = operand;
|
|
}
|
|
|
|
public override ExpNode Left => null!;
|
|
|
|
public override ExpNode Right => _operand;
|
|
|
|
public override IExpElementSource EqualityTypeConvert => _operand.EqualityTypeConvert;
|
|
|
|
public static ExpUnaryOperatorNode UnaryNotNegation( ExpNode operand )
|
|
{
|
|
if( !operand.IsNumber ) {
|
|
throw new ExpInvalidTypeException(
|
|
"Number", operand.EqualityTypeConvert.Name );
|
|
}
|
|
bool isFloat =
|
|
( operand._nodeFlag | ExpNodeFlag.BuiltinType_Float ) == 0;
|
|
return new ExpUnaryOperatorNode( ExpCompile.KeyWord.SUB )
|
|
{
|
|
_nodeFlag = ExpNodeFlag.Operator_Unary | ExpNodeFlag.BuiltinType_Number,
|
|
CodeConvertTemplate = "- {0}",
|
|
};
|
|
}
|
|
|
|
}
|
|
}
|