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// Copyright (c) 2009-2013 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
namespace ICSharpCode.NRefactory.Xml
{
internal abstract class InternalObject
{
public int StartRelativeToParent;
public int Length;
/// <summary>Length that was touched to parsed this object.</summary>
public int LengthTouched;
public InternalSyntaxError[] SyntaxErrors;
public InternalObject[] NestedObjects;
public InternalObject SetStartRelativeToParent(int newStartRelativeToParent)
{
if (newStartRelativeToParent == StartRelativeToParent)
return this;
InternalObject obj = (InternalObject)MemberwiseClone();
obj.StartRelativeToParent = newStartRelativeToParent;
return obj;
}
public abstract AXmlObject CreatePublicObject(AXmlObject parent, int parentStartOffset);
}
sealed class InternalDocument : InternalObject
{
public override AXmlObject CreatePublicObject(AXmlObject parent, int parentStartOffset)
{
return new AXmlDocument(parent, (parent != null ? parentStartOffset + StartRelativeToParent : parentStartOffset), this);
}
}
sealed class InternalText : InternalObject
{
public TextType Type;
public bool ContainsOnlyWhitespace;
public string Value;
public override AXmlObject CreatePublicObject(AXmlObject parent, int parentStartOffset)
{
return new AXmlText(parent, (parent != null ? parentStartOffset + StartRelativeToParent : parentStartOffset), this);
}
public override string ToString()
{
return "Text: " + this.Value.Replace("\n", "\\n").Replace("\r", "\\r");
}
}
sealed class InternalTag : InternalObject
{
public string OpeningBracket;
public int RelativeNameStart;
public string Name;
public string ClosingBracket;
/// <summary> True if tag starts with "<" </summary>
public bool IsStartOrEmptyTag { get { return OpeningBracket == "<"; } }
/// <summary> True if tag starts with "<" and ends with ">" </summary>
public bool IsStartTag { get { return OpeningBracket == "<" && ClosingBracket == ">"; } }
/// <summary> True if tag starts with "<" and does not end with ">" </summary>
public bool IsEmptyTag { get { return OpeningBracket == "<" && ClosingBracket != ">" ; } }
/// <summary> True if tag starts with "</" </summary>
public bool IsEndTag { get { return OpeningBracket == "</"; } }
/// <summary> True if tag starts with "<?" </summary>
public bool IsProcessingInstruction { get { return OpeningBracket == "<?"; } }
/// <summary> True if tag starts with "<!--" </summary>
public bool IsComment { get { return OpeningBracket == "<!--"; } }
/// <summary> True if tag starts with "<![CDATA[" </summary>
public bool IsCData { get { return OpeningBracket == "<![CDATA["; } }
/// <summary> True if tag starts with one of the DTD starts </summary>
public bool IsDocumentType { get { return AXmlTag.DtdNames.Contains(OpeningBracket); } }
/// <summary> True if tag starts with "<!" </summary>
public bool IsUnknownBang { get { return OpeningBracket == "<!"; } }
public override AXmlObject CreatePublicObject(AXmlObject parent, int parentStartOffset)
{
return new AXmlTag(parent, (parent != null ? parentStartOffset + StartRelativeToParent : parentStartOffset), this);
}
public override string ToString()
{
return "Tag: " + OpeningBracket + Name + ClosingBracket;
}
public InternalTag AddSyntaxError(string description)
{
if (this.SyntaxErrors != null && this.SyntaxErrors.Length > 0)
return this; // don't add error if there already is one
InternalTag tag = (InternalTag)MemberwiseClone();
tag.SyntaxErrors = new InternalSyntaxError[] { new InternalSyntaxError(0, Length, description) };
return tag;
}
}
struct InternalSyntaxError
{
public readonly int RelativeStart;
public readonly int RelativeEnd;
public readonly string Description;
public InternalSyntaxError(int relativeStart, int relativeEnd, string description)
{
this.RelativeStart = relativeStart;
this.RelativeEnd = relativeEnd;
this.Description = description;
}
}
sealed class InternalAttribute : InternalObject
{
public string Name;
public int EqualsSignLength; // length of equals sign including the surrounding whitespace
public string Value;
public override AXmlObject CreatePublicObject(AXmlObject parent, int parentStartOffset)
{
return new AXmlAttribute(parent, (parent != null ? parentStartOffset + StartRelativeToParent : parentStartOffset), this);
}
public override string ToString()
{
return "Attribute: " + Name + "='" + Value + "'";
}
}
sealed class InternalElement : InternalObject
{
public bool HasEndTag;
public bool IsPropertyNested;
public readonly string Name;
public InternalElement(InternalTag tag)
{
this.Name = tag.Name;
}
public string Prefix {
get { return AXmlObject.GetNamespacePrefix(Name); }
}
public string LocalName {
get { return AXmlObject.GetLocalName(Name); }
}
public override AXmlObject CreatePublicObject(AXmlObject parent, int parentStartOffset)
{
return new AXmlElement(parent, (parent != null ? parentStartOffset + StartRelativeToParent : parentStartOffset), this);
}
public override string ToString()
{
return "Element: " + NestedObjects[0].ToString();
}
}
}
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