248 lines
10 KiB
C#
248 lines
10 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="ExpBinaryOperatorNode.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using System;
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using System.Collections.Generic;
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using System.Data.Common;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Text;
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using System.Threading.Tasks;
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namespace StgSharp.Script.Express
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{
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public class ExpBinaryOperatorNode : ExpNode
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{
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private ExpInstantiableElement _returnType;
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private ExpNode _left;
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private ExpNode _right;
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private ExpBinaryOperatorNode( Token source ) : base( source ) { }
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public override ExpInstantiableElement EqualityTypeConvert => _returnType;
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public override ExpNode Left => _left;
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public override ExpNode Right => _right;
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public static ExpBinaryOperatorNode Add(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( !left.IsNumber && !right.IsNumber ) {
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throw new ExpInvalidTypeException(
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"Number", left.EqualityTypeConvert.Name );
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}
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bool isFloat =
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( left._nodeFlag | ExpNodeFlag.BuiltinType_Real ) == 0 || ( right._nodeFlag | ExpNodeFlag.BuiltinType_Real ) ==
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0;
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = isFloat ?
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ExpressCompile.ExpReal : ExpressCompile.ExpInt,
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_nodeFlag = ExpNodeFlag.Operator_Binary | ExpNodeFlag.BuiltinType_Number,
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CodeConvertTemplate = "{0} + {1}",
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};
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}
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public static ExpBinaryOperatorNode Assign(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( left.EqualityTypeConvert != right.EqualityTypeConvert ) {
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throw new ExpInvalidTypeException(
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left.EqualityTypeConvert.Name,
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right.EqualityTypeConvert.Name );
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}
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = ExpInstantiableElement.Void,
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_nodeFlag = ExpNodeFlag.Operator_Binary | left._nodeFlag,
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CodeConvertTemplate = "{0} & {1}",
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};
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}
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public static ExpBinaryOperatorNode Div(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( !left.IsNumber && !right.IsNumber ) {
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throw new ExpInvalidTypeException(
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"Number", left.EqualityTypeConvert.Name );
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}
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bool isFloat =
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( left._nodeFlag | ExpNodeFlag.BuiltinType_Real ) == 0 || ( right._nodeFlag | ExpNodeFlag.BuiltinType_Real ) ==
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0;
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = isFloat ?
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ExpressCompile.ExpReal : ExpressCompile.ExpInt,
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_nodeFlag = ExpNodeFlag.Operator_Binary | ExpNodeFlag.BuiltinType_Number,
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CodeConvertTemplate = "{0} / {1}",
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};
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}
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public static ExpBinaryOperatorNode EqualTo(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( left.EqualityTypeConvert != right.EqualityTypeConvert ) {
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throw new ExpInvalidTypeException(
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left.EqualityTypeConvert.Name,
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right.EqualityTypeConvert.Name );
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}
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = ExpressCompile.ExpBool,
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_nodeFlag = ExpNodeFlag.BuiltinType_Boolean | ExpNodeFlag.Operator_Binary,
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CodeConvertTemplate = "{0} == {1}",
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};
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}
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public static ExpBinaryOperatorNode GreaterThan(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( !left.IsNumber && !right.IsNumber ) {
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throw new ExpInvalidTypeException(
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"Number", left.EqualityTypeConvert.Name );
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}
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = ExpressCompile.ExpBool,
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_nodeFlag = ExpNodeFlag.BuiltinType_Boolean | ExpNodeFlag.Operator_Binary,
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CodeConvertTemplate = "{0} > {1}",
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};
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}
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public static ExpBinaryOperatorNode LessThan(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( !left.IsNumber && !right.IsNumber ) {
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throw new ExpInvalidTypeException(
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"Number", left.EqualityTypeConvert.Name );
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}
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = ExpressCompile.ExpBool,
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_nodeFlag = ExpNodeFlag.BuiltinType_Boolean | ExpNodeFlag.Operator_Binary,
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CodeConvertTemplate = "{0} < {1}",
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};
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}
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public static ExpBinaryOperatorNode Mul(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( !left.IsNumber && !right.IsNumber ) {
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throw new ExpInvalidTypeException(
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"Number", left.EqualityTypeConvert.Name );
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}
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bool isFloat =
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( left._nodeFlag | ExpNodeFlag.BuiltinType_Real ) == 0 || ( right._nodeFlag | ExpNodeFlag.BuiltinType_Real ) ==
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0;
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = isFloat ?
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ExpressCompile.ExpReal : ExpressCompile.ExpInt,
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_nodeFlag = ExpNodeFlag.Operator_Binary | ExpNodeFlag.BuiltinType_Number,
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CodeConvertTemplate = "{0} * {1}",
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};
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}
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public static ExpBinaryOperatorNode NotEqualTo(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( left.EqualityTypeConvert != right.EqualityTypeConvert ) {
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throw new ExpInvalidTypeException(
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left.EqualityTypeConvert.Name,
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right.EqualityTypeConvert.Name );
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}
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = ExpressCompile.ExpBool,
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_nodeFlag = ExpNodeFlag.BuiltinType_Boolean | ExpNodeFlag.Operator_Binary,
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CodeConvertTemplate = "{0} != {1}",
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};
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}
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public static ExpBinaryOperatorNode SmallerThan(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( !left.IsNumber && !right.IsNumber ) {
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throw new ExpInvalidTypeException(
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"Number", left.EqualityTypeConvert.Name );
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}
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = ExpressCompile.ExpBool,
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_nodeFlag = ExpNodeFlag.BuiltinType_Boolean | ExpNodeFlag.Operator_Binary,
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CodeConvertTemplate = "{0} < {1}",
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};
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}
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public static ExpBinaryOperatorNode Sub(
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Token source,
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ExpNode left,
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ExpNode right )
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{
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if( !left.IsNumber && !right.IsNumber ) {
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throw new ExpInvalidTypeException(
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"Number", left.EqualityTypeConvert.Name );
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}
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bool isFloat =
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( left._nodeFlag | ExpNodeFlag.BuiltinType_Real ) == 0 || ( right._nodeFlag | ExpNodeFlag.BuiltinType_Real ) ==
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0;
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return new ExpBinaryOperatorNode( source )
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{
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_returnType = isFloat ?
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ExpressCompile.ExpReal : ExpressCompile.ExpInt,
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_nodeFlag = ExpNodeFlag.Operator_Binary | ExpNodeFlag.BuiltinType_Number,
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CodeConvertTemplate = "{0} - {1}",
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};
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}
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}
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}
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