259 lines
11 KiB
C#
259 lines
11 KiB
C#
//-----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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// file="ExpBinaryOperatorNode"
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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 obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// -----------------------------------------------------------------------
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// -----------------------------------------------------------------------
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using Microsoft.CodeAnalysis.CSharp;
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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 : ExpSyntaxNode
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{
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private ExpInstantiableElement _returnType;
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private ExpSyntaxNode _left;
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private ExpSyntaxNode _right;
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private ExpBinaryOperatorNode(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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: base(source)
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{
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_left = left;
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_right = right;
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}
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public override ExpInstantiableElement EqualityTypeConvert => _returnType;
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public override ExpSyntaxNode Left => _left;
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public override ExpSyntaxNode Right => _right;
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public string Operator { get; private set; }
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public static ExpBinaryOperatorNode Add(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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if (!left.IsNumber && !right.IsNumber) {
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throw new ExpInvalidTypeException(source, "Number",
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left.EqualityTypeConvert.Name);
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}
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bool isFloat =
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(left._nodeFlag | ExpNodeFlag.BuiltinType_Real) == 0 ||
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(right._nodeFlag | ExpNodeFlag.BuiltinType_Real) == 0;
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return new ExpBinaryOperatorNode(source, left, right)
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{
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_returnType = isFloat ? 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(Token source, ExpSyntaxNode left, ExpSyntaxNode 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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source, left.EqualityTypeConvert.Name, right.EqualityTypeConvert.Name);
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}
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return new ExpBinaryOperatorNode(source, left, right)
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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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Operator = "=",
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CodeConvertTemplate = "{0} = {1}",
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};
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}
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public static ExpBinaryOperatorNode CompareInstanceEqual(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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return new ExpBinaryOperatorNode(source, left, right)
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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 = "!ReferenceEquals({0}, {1})",
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};
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}
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public static ExpBinaryOperatorNode CompareInstanceNotEqual(
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Token source,
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ExpSyntaxNode left,
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ExpSyntaxNode right)
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{
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return new ExpBinaryOperatorNode(source, left, right)
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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 = "ReferenceEquals({0}, {1})",
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};
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}
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public static ExpBinaryOperatorNode ConvertElement(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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if (right is not ExpMetaRefNode metaRef) {
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throw new ExpInvalidTypeException(
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source, "<source of element>", right.EqualityTypeConvert.Name);
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}
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return new ExpBinaryOperatorNode(source, left, right)
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{
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_returnType = metaRef.SourceRef,
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_nodeFlag = ExpNodeFlag.Operator_Binary,
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/*
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* 0. instance to convert
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* 1. target type
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*/
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CodeConvertTemplate = @"({0} as {1})"
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};
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}
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public static ExpBinaryOperatorNode Div(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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if (!left.IsNumber && !right.IsNumber) {
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throw new ExpInvalidTypeException(source, "Number",
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left.EqualityTypeConvert.Name);
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}
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bool isFloat =
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(left._nodeFlag | ExpNodeFlag.BuiltinType_Real) == 0 ||
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(right._nodeFlag | ExpNodeFlag.BuiltinType_Real) == 0;
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return new ExpBinaryOperatorNode(source, left, right)
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{
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_returnType = isFloat ? 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(Token source, ExpSyntaxNode left, ExpSyntaxNode 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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source, left.EqualityTypeConvert.Name, right.EqualityTypeConvert.Name);
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}
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return new ExpBinaryOperatorNode(source, left, right)
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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(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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if (!left.IsNumber && !right.IsNumber) {
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throw new ExpInvalidTypeException(source, "Number",
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left.EqualityTypeConvert.Name);
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}
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return new ExpBinaryOperatorNode(source, left, right)
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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(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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if (!left.IsNumber && !right.IsNumber) {
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throw new ExpInvalidTypeException(source, "Number",
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left.EqualityTypeConvert.Name);
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}
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return new ExpBinaryOperatorNode(source, left, right)
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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(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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if (!left.IsNumber && !right.IsNumber) {
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throw new ExpInvalidTypeException(source, "Number",
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left.EqualityTypeConvert.Name);
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}
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bool isFloat =
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(left._nodeFlag | ExpNodeFlag.BuiltinType_Real) == 0 ||
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(right._nodeFlag | ExpNodeFlag.BuiltinType_Real) == 0;
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return new ExpBinaryOperatorNode(source, left, right)
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{
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_returnType = isFloat ? 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(Token source, ExpSyntaxNode left, ExpSyntaxNode 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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source, left.EqualityTypeConvert.Name, right.EqualityTypeConvert.Name);
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}
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return new ExpBinaryOperatorNode(source, left, right)
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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(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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if (!left.IsNumber && !right.IsNumber) {
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throw new ExpInvalidTypeException(source, "Number",
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left.EqualityTypeConvert.Name);
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}
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return new ExpBinaryOperatorNode(source, left, right)
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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(Token source, ExpSyntaxNode left, ExpSyntaxNode right)
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{
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if (!left.IsNumber && !right.IsNumber) {
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throw new ExpInvalidTypeException(source, "Number",
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left.EqualityTypeConvert.Name);
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}
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bool isFloat =
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(left._nodeFlag | ExpNodeFlag.BuiltinType_Real) == 0 ||
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(right._nodeFlag | ExpNodeFlag.BuiltinType_Real) == 0;
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return new ExpBinaryOperatorNode(source, left, right)
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{
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_returnType = isFloat ? 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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