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Remove unused JsonWriter.

pull/1143/head
Daniel Grunwald 7 years ago
parent
c53b898b55
commit
182ce2a7c3
3 changed files with 0 additions and 448 deletions
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  1. 97
      ICSharpCode.Decompiler/DotNetCore/LightJson/Serialization/JsonSerializationException.cs
  2. 349
      ICSharpCode.Decompiler/DotNetCore/LightJson/Serialization/JsonWriter.cs
  3. 2
      ICSharpCode.Decompiler/ICSharpCode.Decompiler.csproj

97
ICSharpCode.Decompiler/DotNetCore/LightJson/Serialization/JsonSerializationException.cs
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@ -1,97 +0,0 @@
// Copyright (c) Tunnel Vision Laboratories, LLC. All Rights Reserved.
// Licensed under the Apache License, Version 2.0. See LICENSE in the project root for license information.
namespace LightJson.Serialization
{
using System;
/// <summary>
/// The exception that is thrown when a JSON value cannot be serialized.
/// </summary>
/// <remarks>
/// This exception is only intended to be thrown by LightJson.
/// </remarks>
internal sealed class JsonSerializationException : Exception
{
/// <summary>
/// Initializes a new instance of the <see cref="JsonSerializationException"/> class.
/// </summary>
public JsonSerializationException()
: base(GetDefaultMessage(ErrorType.Unknown))
{
}
/// <summary>
/// Initializes a new instance of the <see cref="JsonSerializationException"/> class with the given error type.
/// </summary>
/// <param name="type">The error type that describes the cause of the error.</param>
public JsonSerializationException(ErrorType type)
: this(GetDefaultMessage(type), type)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="JsonSerializationException"/> class with the given message and
/// error type.
/// </summary>
/// <param name="message">The message that describes the error.</param>
/// <param name="type">The error type that describes the cause of the error.</param>
public JsonSerializationException(string message, ErrorType type)
: base(message)
{
this.Type = type;
}
/// <summary>
/// Enumerates the types of errors that can occur during serialization.
/// </summary>
public enum ErrorType
{
/// <summary>
/// Indicates that the cause of the error is unknown.
/// </summary>
Unknown = 0,
/// <summary>
/// Indicates that the writer encountered an invalid number value (NAN, infinity) during serialization.
/// </summary>
InvalidNumber,
/// <summary>
/// Indicates that the object been serialized contains an invalid JSON value type.
/// That is, a value type that is not null, boolean, number, string, object, or array.
/// </summary>
InvalidValueType,
/// <summary>
/// Indicates that the object been serialized contains a circular reference.
/// </summary>
CircularReference,
}
/// <summary>
/// Gets the type of error that caused the exception to be thrown.
/// </summary>
/// <value>
/// The type of error that caused the exception to be thrown.
/// </value>
public ErrorType Type { get; }
private static string GetDefaultMessage(ErrorType type)
{
switch (type) {
case ErrorType.InvalidNumber:
return "The value been serialized contains an invalid number value (NAN, infinity).";
case ErrorType.InvalidValueType:
return "The value been serialized contains (or is) an invalid JSON type.";
case ErrorType.CircularReference:
return "The value been serialized contains circular references.";
default:
return "An error occurred during serialization.";
}
}
}
}

349
ICSharpCode.Decompiler/DotNetCore/LightJson/Serialization/JsonWriter.cs
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@ -1,349 +0,0 @@
// Copyright (c) Tunnel Vision Laboratories, LLC. All Rights Reserved.
// Licensed under the Apache License, Version 2.0. See LICENSE in the project root for license information.
namespace LightJson.Serialization
{
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using ErrorType = JsonSerializationException.ErrorType;
/// <summary>
/// Represents a writer that can write string representations of JsonValues.
/// </summary>
internal sealed class JsonWriter : IDisposable
{
private int indent;
private bool isNewLine;
private TextWriter writer;
/// <summary>
/// A set of containing all the collection objects (JsonObject/JsonArray) being rendered.
/// It is used to prevent circular references; since collections that contain themselves
/// will never finish rendering.
/// </summary>
private HashSet<IEnumerable<JsonValue>> renderingCollections;
/// <summary>
/// Initializes a new instance of the <see cref="JsonWriter"/> class.
/// </summary>
public JsonWriter()
: this(false)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="JsonWriter"/> class.
/// </summary>
/// <param name="pretty">
/// A value indicating whether the output of the writer should be human-readable.
/// </param>
public JsonWriter(bool pretty)
{
if (pretty) {
this.IndentString = "\t";
this.SpacingString = " ";
this.NewLineString = "\n";
}
}
/// <summary>
/// Gets or sets the string representing a indent in the output.
/// </summary>
/// <value>
/// The string representing a indent in the output.
/// </value>
public string IndentString { get; set; }
/// <summary>
/// Gets or sets the string representing a space in the output.
/// </summary>
/// <value>
/// The string representing a space in the output.
/// </value>
public string SpacingString { get; set; }
/// <summary>
/// Gets or sets the string representing a new line on the output.
/// </summary>
/// <value>
/// The string representing a new line on the output.
/// </value>
public string NewLineString { get; set; }
/// <summary>
/// Gets or sets a value indicating whether JsonObject properties should be written in a deterministic order.
/// </summary>
/// <value>
/// A value indicating whether JsonObject properties should be written in a deterministic order.
/// </value>
public bool SortObjects { get; set; }
/// <summary>
/// Returns a string representation of the given JsonValue.
/// </summary>
/// <param name="jsonValue">The JsonValue to serialize.</param>
/// <returns>The serialized value.</returns>
public string Serialize(JsonValue jsonValue)
{
this.Initialize();
this.Render(jsonValue);
return this.writer.ToString();
}
/// <summary>
/// Releases all the resources used by this object.
/// </summary>
public void Dispose()
{
if (this.writer != null) {
this.writer.Dispose();
}
}
private static bool IsValidNumber(double number)
{
return !(double.IsNaN(number) || double.IsInfinity(number));
}
private void Initialize()
{
this.indent = 0;
this.isNewLine = true;
this.writer = new StringWriter();
this.renderingCollections = new HashSet<IEnumerable<JsonValue>>();
}
private void Write(string text)
{
if (this.isNewLine) {
this.isNewLine = false;
this.WriteIndentation();
}
this.writer.Write(text);
}
private void WriteEncodedJsonValue(JsonValue value)
{
switch (value.Type) {
case JsonValueType.Null:
this.Write("null");
break;
case JsonValueType.Boolean:
this.Write(value.AsString);
break;
case JsonValueType.Number:
this.Write(((double)value).ToString(CultureInfo.InvariantCulture));
break;
default:
Debug.Assert(value.Type == JsonValueType.String, "value.Type == JsonValueType.String");
this.WriteEncodedString((string)value);
break;
}
}
private void WriteEncodedString(string text)
{
this.Write("\"");
for (int i = 0; i < text.Length; i += 1) {
var currentChar = text[i];
// Encoding special characters.
switch (currentChar) {
case '\\':
this.writer.Write("\\\\");
break;
case '\"':
this.writer.Write("\\\"");
break;
case '/':
this.writer.Write("\\/");
break;
case '\b':
this.writer.Write("\\b");
break;
case '\f':
this.writer.Write("\\f");
break;
case '\n':
this.writer.Write("\\n");
break;
case '\r':
this.writer.Write("\\r");
break;
case '\t':
this.writer.Write("\\t");
break;
default:
this.writer.Write(currentChar);
break;
}
}
this.writer.Write("\"");
}
private void WriteIndentation()
{
for (var i = 0; i < this.indent; i += 1) {
this.Write(this.IndentString);
}
}
private void WriteSpacing()
{
this.Write(this.SpacingString);
}
private void WriteLine()
{
this.Write(this.NewLineString);
this.isNewLine = true;
}
private void WriteLine(string line)
{
this.Write(line);
this.WriteLine();
}
private void AddRenderingCollection(IEnumerable<JsonValue> value)
{
if (!this.renderingCollections.Add(value)) {
throw new JsonSerializationException(ErrorType.CircularReference);
}
}
private void RemoveRenderingCollection(IEnumerable<JsonValue> value)
{
this.renderingCollections.Remove(value);
}
private void Render(JsonValue value)
{
switch (value.Type) {
case JsonValueType.Null:
case JsonValueType.Boolean:
case JsonValueType.Number:
case JsonValueType.String:
this.WriteEncodedJsonValue(value);
break;
case JsonValueType.Object:
this.Render((JsonObject)value);
break;
case JsonValueType.Array:
this.Render((JsonArray)value);
break;
default:
throw new JsonSerializationException(ErrorType.InvalidValueType);
}
}
private void Render(JsonArray value)
{
this.AddRenderingCollection(value);
this.WriteLine("[");
this.indent += 1;
using (var enumerator = value.GetEnumerator()) {
var hasNext = enumerator.MoveNext();
while (hasNext) {
this.Render(enumerator.Current);
hasNext = enumerator.MoveNext();
if (hasNext) {
this.WriteLine(",");
} else {
this.WriteLine();
}
}
}
this.indent -= 1;
this.Write("]");
this.RemoveRenderingCollection(value);
}
private void Render(JsonObject value)
{
this.AddRenderingCollection(value);
this.WriteLine("{");
this.indent += 1;
using (var enumerator = this.GetJsonObjectEnumerator(value)) {
var hasNext = enumerator.MoveNext();
while (hasNext) {
this.WriteEncodedString(enumerator.Current.Key);
this.Write(":");
this.WriteSpacing();
this.Render(enumerator.Current.Value);
hasNext = enumerator.MoveNext();
if (hasNext) {
this.WriteLine(",");
} else {
this.WriteLine();
}
}
}
this.indent -= 1;
this.Write("}");
this.RemoveRenderingCollection(value);
}
/// <summary>
/// Gets an JsonObject enumerator based on the configuration of this JsonWriter.
/// If JsonWriter.SortObjects is set to true, then a ordered enumerator is returned.
/// Otherwise, a faster non-deterministic enumerator is returned.
/// </summary>
/// <param name="jsonObject">The JsonObject for which to get an enumerator.</param>
/// <returns>An enumerator for the properties in a <see cref="JsonObject"/>.</returns>
private IEnumerator<KeyValuePair<string, JsonValue>> GetJsonObjectEnumerator(JsonObject jsonObject)
{
if (this.SortObjects) {
var sortedDictionary = new SortedDictionary<string, JsonValue>(StringComparer.Ordinal);
foreach (var item in jsonObject) {
sortedDictionary.Add(item.Key, item.Value);
}
return sortedDictionary.GetEnumerator();
} else {
return jsonObject.GetEnumerator();
}
}
}
}

2
ICSharpCode.Decompiler/ICSharpCode.Decompiler.csproj
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@ -280,8 +280,6 @@
<Compile Include="DotNetCore\LightJson\JsonValueType.cs" /> <Compile Include="DotNetCore\LightJson\JsonValueType.cs" />
<Compile Include="DotNetCore\LightJson\Serialization\JsonParseException.cs" /> <Compile Include="DotNetCore\LightJson\Serialization\JsonParseException.cs" />
<Compile Include="DotNetCore\LightJson\Serialization\JsonReader.cs" /> <Compile Include="DotNetCore\LightJson\Serialization\JsonReader.cs" />
<Compile Include="DotNetCore\LightJson\Serialization\JsonSerializationException.cs" />
<Compile Include="DotNetCore\LightJson\Serialization\JsonWriter.cs" />
<Compile Include="DotNetCore\LightJson\Serialization\TextPosition.cs" /> <Compile Include="DotNetCore\LightJson\Serialization\TextPosition.cs" />
<Compile Include="DotNetCore\LightJson\Serialization\TextScanner.cs" /> <Compile Include="DotNetCore\LightJson\Serialization\TextScanner.cs" />
<Compile Include="DotNetCore\UniversalAssemblyResolver.cs" /> <Compile Include="DotNetCore\UniversalAssemblyResolver.cs" />

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