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AngleSharp

, 3 Jul 2013
Bringing the DOM to C# with a HTML5/CSS3 parser written in C#.
Demo.zip
AngleSharp
Css
Tokens
DOM
Collections
Css
Properties
Rules
Selector
Values
Enums
Exception
Html
Basic
Formatting
Forms
Frames
Head
Lists
Media
Objects
Semantic
Tables
Interfaces
Mathml
Objects
Svg
Various
Xml
Foundation
Attributes
Helpers
Mutations
Html
Tokens
Properties
Stream
Xml
Tokens
packages
ModernUI.WPF.1.0.4
lib
net40
FirstFloor.ModernUI.dll
Microsoft.Windows.Shell.dll
net45
FirstFloor.ModernUI.dll
ModernUI.WPF.1.0.4.nupkg
ModernUI.WPF.1.0.4.nuspec
OxyPlot.Core.2013.1.49.1
lib
portable-net4+sl4+wp71+win8
OxyPlot.dll
OxyPlot.Core.2013.1.49.1.nupkg
OxyPlot.Core.2013.1.49.1.nuspec
OxyPlot.Wpf.2013.1.49.1
lib
NET40
OxyPlot.Wpf.dll
OxyPlot.Xps.dll
NET45
OxyPlot.Wpf.dll
OxyPlot.Xps.dll
OxyPlot.Wpf.2013.1.49.1.nupkg
OxyPlot.Wpf.2013.1.49.1.nuspec
Samples
Logo.ico
Pages
Properties
Settings.settings
ViewModels
Source.zip
Documents
using System;

namespace AngleSharp
{
    /// <summary>
    /// A collection of error codes.
    /// </summary>
    enum ErrorCode : uint
    {
        /// <summary>
        /// (0x1) The index is not in the allowed range.
        /// </summary>
        IndexSizeError = 0x1,
        /// <summary>
        /// (0x2) End of file.
        /// </summary>
        EOF = 0x2,
        /// <summary>
        /// (0x3) Hierarchy request error.
        /// </summary>
        HierarchyRequestError = 0x3,
        /// <summary>
        /// (0x4) The object is in the wrong document.
        /// </summary>
        WrongDocumentError = 0x4,
        /// <summary>
        /// (0x5) Invalid character detected.
        /// </summary>
        InvalidCharacter = 0x5,
        /// <summary>
        /// (0x6) The specified item has not been found.
        /// </summary>
        ItemNotFound = 0x6,
        /// <summary>
        /// (0x7) No modification allowed.
        /// </summary>
        NoModificationAllowed = 0x7,
        /// <summary>
        /// (0x8) The object can not be found here.
        /// </summary>
        NotFoundError = 0x8,
        /// <summary>
        /// (0x9) The operation is not supported.
        /// </summary>
        NotSupportedError = 0x9,
        /// <summary>
        /// (0xA) The element is already in-use.
        /// </summary>
        InUse = 0xA,
        /// <summary>
        /// (0xB) The object is in an invalid state.
        /// </summary>
        InvalidStateError = 0xB,
        /// <summary>
        /// (0xC) A syntax error makes the string unparsable.
        /// </summary>
        SyntaxError = 0xC,
        /// <summary>
        /// (0xD) The object can not be modified in this way.
        /// </summary>
        InvalidModificationError = 0xD,
        /// <summary>
        /// (0xE) The operation is not allowed by Namespaces in XML.
        /// </summary>
        NamespaceError = 0xE,
        /// <summary>
        /// (0xF) The object does not support the operation or argument.
        /// </summary>
        InvalidAccessError = 0xF,
        /// <summary>
        /// (0x11) The encoding operation (either encoded or decoding) failed.
        /// </summary>
        EncodingError = 0x11,
        /// <summary>
        /// (0x12) The operation is insecure.
        /// </summary>
        SecurityError = 0x12,
        /// <summary>
        /// (0x13) A network error occurred.
        /// </summary>
        NetworkError = 0x13,
        /// <summary>
        /// (0x14) The operation was aborted.
        /// </summary>
        AbortError = 0x14,
        /// <summary>
        /// (0x15) The given URL does not match another URL.
        /// </summary>
        URLMismatchError = 0x15,
        /// <summary>
        /// (0x16) The quota has been exceeded.
        /// </summary>
        QuotaExceededError = 0x16,
        /// <summary>
        /// (0x17) The operation timed out.
        /// </summary>
        TimeoutError = 0x17,
        /// <summary>
        /// (0x18) The supplied node is incorrect or has an incorrect ancestor for this operation.
        /// </summary>
        InvalidNodeTypeError = 0x18,
        /// <summary>
        /// (0x19) The object can not be cloned.
        /// </summary>
        DataCloneError = 0x19,
        /// <summary>
        /// (0x1a) Bogus comment.
        /// </summary>
        BogusComment = 0x1a,
        /// <summary>
        /// (0x1b) Ambiguous open tag.
        /// </summary>
        AmbiguousOpenTag = 0x1b,
        /// <summary>
        /// (0x1c) The tag has been closed unexpectedly.
        /// </summary>
        TagClosedWrong = 0x1c,
        /// <summary>
        /// (0x1d) The closing slash has been misplaced.
        /// </summary>
        ClosingSlashMisplaced = 0x1d,
        /// <summary>
        /// (0x1e) Undefined markup declaration found.
        /// </summary>
        UndefinedMarkupDeclaration = 0x1e,
        /// <summary>
        /// (0x1f) Comment ended with an exclamation mark.
        /// </summary>
        CommentEndedWithEM = 0x1f,
        /// <summary>
        /// (0x20) Comment ended with a dash.
        /// </summary>
        CommentEndedWithDash = 0x20,
        /// <summary>
        /// (0x21) Comment ended with an unexpected character.
        /// </summary>
        CommentEndedUnexpected = 0x21,
        /// <summary>
        /// (0x22) The given tag cannot be self-closed.
        /// </summary>
        TagCannotBeSelfClosed = 0x22,
        /// <summary>
        /// (0x23) End tags can never be self-closed.
        /// </summary>
        EndTagCannotBeSelfClosed = 0x23,
        /// <summary>
        /// (0x24) End tags cannot carry attributes.
        /// </summary>
        EndTagCannotHaveAttributes = 0x24,
        /// <summary>
        /// (0x25) No caption has been found within the local scope.
        /// </summary>
        CaptionNotInScope = 0x25,
        /// <summary>
        /// (0x26) No select has been found within the local scope.
        /// </summary>
        SelectNotInScope = 0x26,
        /// <summary>
        /// (0x27) No table row has been found within the local scope.
        /// </summary>
        TableRowNotInScope = 0x27,
        /// <summary>
        /// (0x28) No table has been found within the local scope.
        /// </summary>
        TableNotInScope = 0x28,
        /// <summary>
        /// (0x29) No paragraph has been found within the local scope.
        /// </summary>
        ParagraphNotInScope = 0x29,
        /// <summary>
        /// (0x2a) No body has been found within the local scope.
        /// </summary>
        BodyNotInScope = 0x2a,
        /// <summary>
        /// (0x2b) No block element has been found within the local scope.
        /// </summary>
        BlockNotInScope = 0x2b,
        /// <summary>
        /// (0x2c) No table cell has been found within the local scope.
        /// </summary>
        TableCellNotInScope = 0x2c,
        /// <summary>
        /// (0x2d) No table section has been found within the local scope.
        /// </summary>
        TableSectionNotInScope = 0x2d,
        /// <summary>
        /// (0x2e) No object element has been found within the local scope.
        /// </summary>
        ObjectNotInScope = 0x2e,
        /// <summary>
        /// (0x2f) No heading element has been found within the local scope.
        /// </summary>
        HeadingNotInScope = 0x2f,
        /// <summary>
        /// (0x30) No list item has been found within the local scope.
        /// </summary>
        ListItemNotInScope = 0x30,
        /// <summary>
        /// (0x31) No form has been found within the local scope.
        /// </summary>
        FormNotInScope = 0x31,
        /// <summary>
        /// (0x32) No button has been found within the local scope.
        /// </summary>
        ButtonInScope = 0x32,
        /// <summary>
        /// (0x33) No nobr element has been found within the local scope.
        /// </summary>
        NobrInScope = 0x33,
        /// <summary>
        /// (0x34) No element has been found within the local scope.
        /// </summary>
        ElementNotInScope = 0x34,
        /// <summary>
        /// (0x35) Character reference found no numbers.
        /// </summary>
        CharacterReferenceWrongNumber = 0x35,
        /// <summary>
        /// (0x36) Character reference found no semicolon.
        /// </summary>
        CharacterReferenceSemicolonMissing = 0x36,
        /// <summary>
        /// (0x37) Character reference within an invalid range.
        /// </summary>
        CharacterReferenceInvalidRange = 0x37,
        /// <summary>
        /// (0x38) Character reference is an invalid number.
        /// </summary>
        CharacterReferenceInvalidNumber = 0x38,
        /// <summary>
        /// (0x39) Character reference is an invalid code.
        /// </summary>
        CharacterReferenceInvalidCode = 0x39,
        /// <summary>
        /// (0x3a) Character reference is not terminated by a semicolon.
        /// </summary>
        CharacterReferenceNotTerminated = 0x3a,
        /// <summary>
        /// (0x3b) Character reference in attribute contains an invalid character (=).
        /// </summary>
        CharacterReferenceAttributeEqualsFound = 0x3b,
        /// <summary>
        /// (0x40) Doctype unexpected character after the name detected.
        /// </summary>
        DoctypeUnexpectedAfterName = 0x40,
        /// <summary>
        /// (0x41) Invalid character in the public identifier detected.
        /// </summary>
        DoctypePublicInvalid = 0x41,
        /// <summary>
        /// (0x42) Invalid character in the doctype detected.
        /// </summary>
        DoctypeInvalidCharacter = 0x42,
        /// <summary>
        /// (0x43) Invalid character in the system identifier detected.
        /// </summary>
        DoctypeSystemInvalid = 0x43,
        /// <summary>
        /// (0x44) The doctype tag is misplaced and ignored.
        /// </summary>
        DoctypeTagInappropriate = 0x44,
        /// <summary>
        /// (0x45) The given doctype tag is invalid.
        /// </summary>
        DoctypeInvalid = 0x45,
        /// <summary>
        /// (0x46) Doctype encountered unexpected character.
        /// </summary>
        DoctypeUnexpected = 0x46,
        /// <summary>
        /// (0x47) The doctype tag is missing.
        /// </summary>
        DoctypeMissing = 0x47,
        /// <summary>
        /// (0x50) The double quotation marks have been misplaced.
        /// </summary>
        DoubleQuotationMarkUnexpected = 0x50,
        /// <summary>
        /// (0x51) The single quotation marks have been misplaced.
        /// </summary>
        SingleQuotationMarkUnexpected = 0x51,
        /// <summary>
        /// (0x60) The attribute's name contains an invalid character.
        /// </summary>
        AttributeNameInvalid = 0x60,
        /// <summary>
        /// (0x61) The attribute's value contains an invalid character.
        /// </summary>
        AttributeValueInvalid = 0x61,
        /// <summary>
        /// (0x62) The beginning of a new attribute has been expected.
        /// </summary>
        AttributeNameExpected = 0x62,
        /// <summary>
        /// (0x63) The attribute has already been added.
        /// </summary>
        AttributeDuplicateOmitted = 0x63,
        /// <summary>
        /// (0x70) The given tag must be placed in head tag.
        /// </summary>
        TagMustBeInHead = 0x70,
        /// <summary>
        /// (0x71) The given tag is not appropriate for the current position.
        /// </summary>
        TagInappropriate = 0x71,
        /// <summary>
        /// (0x72) The given tag cannot end at the current position.
        /// </summary>
        TagCannotEndHere = 0x72,
        /// <summary>
        /// (0x73) The given tag cannot start at the current position.
        /// </summary>
        TagCannotStartHere = 0x73,
        /// <summary>
        /// (0x74) The given form cannot be placed at the current position.
        /// </summary>
        FormInappropriate = 0x74,
        /// <summary>
        /// (0x75) The given input cannot be placed at the current position.
        /// </summary>
        InputUnexpected = 0x75,
        /// <summary>
        /// (0x76) The closing tag and the currently open tag do not match.
        /// </summary>
        TagClosingMismatch = 0x76,
        /// <summary>
        /// (0x77) The given end tag does not match the current node.
        /// </summary>
        TagDoesNotMatchCurrentNode = 0x77,
        /// <summary>
        /// (0x78) This position does not support a linebreak (LF, FF).
        /// </summary>
        LineBreakUnexpected = 0x78,
        /// <summary>
        /// (0x80) The head tag can only be placed once inside the html tag.
        /// </summary>
        HeadTagMisplaced = 0x80,
        /// <summary>
        /// (0x81) The html tag can only be placed once as the root element.
        /// </summary>
        HtmlTagMisplaced = 0x81,
        /// <summary>
        /// (0x82) The body tag can only be placed once inside the html tag.
        /// </summary>
        BodyTagMisplaced = 0x82,
        /// <summary>
        /// (0x83) The image tag has been named image instead of img.
        /// </summary>
        ImageTagNamedWrong = 0x83,
        /// <summary>
        /// (0x84) Tables cannot be nested.
        /// </summary>
        TableNesting = 0x84,
        /// <summary>
        /// (0x85) An illegal element has been detected in a table.
        /// </summary>
        IllegalElementInTableDetected = 0x85,
        /// <summary>
        /// (0x86) Selects cannot be nested.
        /// </summary>
        SelectNesting = 0x86,
        /// <summary>
        /// (0x87) An illegal element has been detected in a select.
        /// </summary>
        IllegalElementInSelectDetected = 0x87,
        /// <summary>
        /// (0x88) The frameset element has been misplaced.
        /// </summary>
        FramesetMisplaced = 0x88,
        /// <summary>
        /// (0x89) Headings cannot be nested.
        /// </summary>
        HeadingNested = 0x89,
        /// <summary>
        /// (0x8a) Anchor elements cannot be nested.
        /// </summary>
        AnchorNested = 0x8a,
        /// <summary>
        /// (0x90) The given token cannot be inserted here.
        /// </summary>
        TokenNotPossible = 0x90,
        /// <summary>
        /// (0x91) The current node is not the root element.
        /// </summary>
        CurrentNodeIsNotRoot = 0x91,
        /// <summary>
        /// (0x92) The current node is the root element.
        /// </summary>
        CurrentNodeIsRoot = 0x92,
        /// <summary>
        /// (0x93) This tag is invalid in fragment mode.
        /// </summary>
        TagInvalidInFragmentMode = 0x93,
        /// <summary>
        /// (0x94) There is already an open form.
        /// </summary>
        FormAlreadyOpen = 0x94,
        /// <summary>
        /// (0x95) The form has been closed wrong.
        /// </summary>
        FormClosedWrong = 0x95,
        /// <summary>
        /// (0x96) The body has been closed wrong.
        /// </summary>
        BodyClosedWrong = 0x96,
        /// <summary>
        /// (0x97) An expected formatting element has not been found.
        /// </summary>
        FormattingElementNotFound = 0x97,
        /// <summary>
        /// (0x100) NULL character replaced by repl. character.
        /// </summary>
        NULL = 0x100,
        /// <summary>
        /// (0x101) The action is not supported in the current context.
        /// </summary>
        NotSupported = 0x101
    }
}

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This article, along with any associated source code and files, is licensed under The BSD License

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About the Author

Florian Rappl
Chief Technology Officer
Germany Germany
Florian is from Regensburg, Germany. He started his programming career with Perl. After programming C/C++ for some years he discovered his favorite programming language C#. He did work at Siemens as a programmer until he decided to study Physics. During his studies he worked as an IT consultant for various companies.
 
Florian is also giving lectures in C#, HTML5 with CSS3 and JavaScript, and other topics. Having graduated from University with a Master's degree in theoretical physics he is currently busy doing his PhD in the field of High Performance Computing.
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