aspnetcore/src/Microsoft.AspNet.Razor/Tokenizer/Symbols/SymbolBase.cs

71 lines
2.2 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Globalization;
using Microsoft.Framework.Internal;
using Microsoft.Internal.Web.Utils;
namespace Microsoft.AspNet.Razor.Tokenizer.Symbols
{
public abstract class SymbolBase<TType> : ISymbol
where TType: struct
{
protected SymbolBase(
SourceLocation start,
[NotNull] string content,
TType type,
IEnumerable<RazorError> errors)
{
Start = start;
Content = content;
Type = type;
Errors = errors;
}
public SourceLocation Start { get; private set; }
public string Content { get; }
public IEnumerable<RazorError> Errors { get; }
[SuppressMessage("Microsoft.Naming", "CA1721:PropertyNamesShouldNotMatchGetMethods", Justification = "This is the most appropriate name for this property and conflicts are unlikely")]
public TType Type { get; }
public override bool Equals(object obj)
{
SymbolBase<TType> other = obj as SymbolBase<TType>;
return other != null &&
Start.Equals(other.Start) &&
string.Equals(Content, other.Content, StringComparison.Ordinal) &&
Type.Equals(other.Type);
}
public override int GetHashCode()
{
// Hash code should include only immutable properties.
return HashCodeCombiner.Start()
.Add(Content, StringComparer.Ordinal)
.Add(Type)
.CombinedHash;
}
public override string ToString()
{
return string.Format(CultureInfo.InvariantCulture, "{0} {1} - [{2}]", Start, Type, Content);
}
public void OffsetStart(SourceLocation documentStart)
{
Start = documentStart + Start;
}
public void ChangeStart(SourceLocation newStart)
{
Start = newStart;
}
}
}