/****************************************************************************
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**
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** Copyright (C) 2018 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt VS Tools.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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using System;
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using System.CodeDom;
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using System.CodeDom.Compiler;
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using System.IO;
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using System.Linq;
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using System.Runtime.Serialization;
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namespace QtVsTools.Qml.Debug.V4
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{
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using Json;
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[DataContract]
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class JsValue : Serializable<JsValue>
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{
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// { "handle" : <handle>,
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// "type" : <"undefined", "null", "boolean", "number", "string", "object", "function"
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// or "frame">
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// }
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protected JsValue()
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{ }
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[DataMember(Name = "handle")]
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public int Handle { get; set; }
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public enum DataType
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{
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[EnumString("undefined")] Undefined = 0,
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[EnumString("null")] Null,
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[EnumString("boolean")] Boolean,
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[EnumString("number")] Number,
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[EnumString("string")] String,
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[EnumString("object")] Object,
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[EnumString("function")] Function,
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[EnumString("frame")] Frame
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}
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[DataMember(Name = "type")]
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protected string TypeString { get; set; }
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public DataType Type
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{
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get { return SerializableEnum.Deserialize<DataType>(TypeString); }
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set { TypeString = SerializableEnum.Serialize<DataType>(value); }
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}
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[DataMember(Name = "name")]
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public string Name { get; set; }
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public override string ToString()
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{
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return string.Empty;
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}
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protected override bool? IsCompatible(JsValue that)
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{
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System.Diagnostics.Debug.Assert(IsPrototype);
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if (base.IsCompatible(that) == false)
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return false;
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if (that == null)
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return false;
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if (string.IsNullOrEmpty(TypeString))
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return null;
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return (this.TypeString == that.TypeString);
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}
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public static JsValue Create<T>(T value)
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{
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return (JsPrimitive<T>)value;
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}
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protected static readonly CodeDomProvider JScriptProvider
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= CodeDomProvider.CreateProvider("JScript");
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}
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[DataContract]
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[SkipDeserialization]
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class JsError : JsValue
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{
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public string Message { get; set; }
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public JsError()
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{
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Type = DataType.Undefined;
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}
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protected override bool? IsCompatible(JsValue that)
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{
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System.Diagnostics.Debug.Assert(IsPrototype);
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return false;
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}
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public override string ToString()
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{
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return Message;
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}
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}
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[DataContract]
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[SkipDeserialization]
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class JsPrimitive : JsValue
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{
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public static string Format(object obj)
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{
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using (var writer = new StringWriter()) {
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JScriptProvider.GenerateCodeFromExpression(
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new CodePrimitiveExpression(obj), writer, null);
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return writer.ToString();
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}
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}
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}
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[DataContract]
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class JsUndefined : JsPrimitive
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{
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// {"handle":<handle>,"type":"undefined"}
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public JsUndefined()
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{
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Type = DataType.Undefined;
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}
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public override string ToString()
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{
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return "undefined";
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}
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}
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[DataContract]
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class JsNull : JsPrimitive
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{
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// {"handle":<handle>,"type":"null"}
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public JsNull()
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{
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Type = DataType.Null;
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}
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public override string ToString()
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{
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return "null";
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}
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}
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[DataContract]
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class JsNumberSymbolic : JsPrimitive
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{
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// {"handle":<handle>,"type":"null"}
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public JsNumberSymbolic()
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{
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Type = DataType.Number;
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}
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[DataMember(Name = "value")]
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public virtual string Value { get; set; }
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protected override bool? IsCompatible(JsValue obj)
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{
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System.Diagnostics.Debug.Assert(IsPrototype);
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if (base.IsCompatible(obj) == false)
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return false;
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var that = obj as JsNumberSymbolic;
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if (that == null)
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return null;
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var symbolicValues = new[] { "NaN", "Infinity", "+Infinity", "-Infinity" };
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return symbolicValues.Contains(that.Value);
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}
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public override string ToString()
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{
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return Value;
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}
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}
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[DataContract]
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[SkipDeserialization]
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class JsPrimitive<T> : JsPrimitive
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{
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// { "handle" : <handle>,
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// "type" : <"boolean", "number" or "string">
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// "value" : <JSON encoded value>
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// }
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protected JsPrimitive()
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{ }
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[DataMember(Name = "value")]
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public virtual T Value { get; set; }
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public static implicit operator JsPrimitive<T>(T value)
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{
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foreach (var subType in SubClass.Get(typeof(JsPrimitive<T>)).SubTypes) {
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var valueType = subType.GetGenericArguments().FirstOrDefault();
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if (valueType.IsAssignableFrom(typeof(T))) {
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var _this = CreateInstance(subType) as JsPrimitive<T>;
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if (_this == null)
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return null;
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_this.Value = value;
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return _this;
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}
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}
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return null;
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}
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public static implicit operator T(JsPrimitive<T> _this)
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{
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return _this.Value;
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}
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public override string ToString()
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{
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return Value.ToString();
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}
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}
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[DataContract]
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class JsBoolean : JsPrimitive<bool>
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{
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public JsBoolean()
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{
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Type = DataType.Boolean;
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}
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public override string ToString()
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{
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return Value ? "true" : "false";
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}
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}
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[DataContract]
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class JsNumber : JsPrimitive<decimal>
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{
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public JsNumber()
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{
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Type = DataType.Number;
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}
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public override string ToString()
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{
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if (Value - Math.Floor(Value) == 0)
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return string.Format("{0:0}", Value);
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return Format(Value);
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}
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}
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[DataContract]
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class JsString : JsPrimitive<string>
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{
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public JsString()
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{
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Type = DataType.String;
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}
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public override string ToString()
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{
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return Format(Value);
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}
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}
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}
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