AngleSharp by AngleSharp

<PackageReference Include="AngleSharp" Version="0.9.6" />

 HtmlParseError

public enum HtmlParseError
A collection of HTML parse error codes.
using AngleSharp.Attributes; namespace AngleSharp.Parser.Html { public enum HtmlParseError : ushort { [DomDescription("Unexpected end of the given file.")] EOF = 0, [DomDescription("NULL character replaced by repl. character.")] Null = 1, [DomDescription("Bogus comment detected.")] BogusComment = 26, [DomDescription("Ambiguous open tag.")] AmbiguousOpenTag = 27, [DomDescription("The tag has been closed unexpectedly.")] TagClosedWrong = 28, [DomDescription("The closing slash has been misplaced.")] ClosingSlashMisplaced = 29, [DomDescription("Undefined markup declaration found.")] UndefinedMarkupDeclaration = 30, [DomDescription("Comment ended with an exclamation mark.")] CommentEndedWithEM = 31, [DomDescription("Comment ended with a dash.")] CommentEndedWithDash = 32, [DomDescription("Comment ended with an unexpected character.")] CommentEndedUnexpected = 33, [DomDescription("The given tag cannot be self-closed.")] TagCannotBeSelfClosed = 34, [DomDescription("End tags can never be self-closed.")] EndTagCannotBeSelfClosed = 35, [DomDescription("End tags cannot carry attributes.")] EndTagCannotHaveAttributes = 36, [DomDescription("No caption tag has been found within the local scope.")] CaptionNotInScope = 37, [DomDescription("No select tag has been found within the local scope.")] SelectNotInScope = 38, [DomDescription("No table row has been found within the local scope.")] TableRowNotInScope = 39, [DomDescription("No table has been found within the local scope.")] TableNotInScope = 40, [DomDescription("No paragraph has been found within the local scope.")] ParagraphNotInScope = 41, [DomDescription("No body has been found within the local scope.")] BodyNotInScope = 42, [DomDescription("No block element has been found within the local scope.")] BlockNotInScope = 43, [DomDescription("No table cell has been found within the local scope.")] TableCellNotInScope = 44, [DomDescription("No table section has been found within the local scope.")] TableSectionNotInScope = 45, [DomDescription("No object element has been found within the local scope.")] ObjectNotInScope = 46, [DomDescription("No heading element has been found within the local scope.")] HeadingNotInScope = 47, [DomDescription("No list item has been found within the local scope.")] ListItemNotInScope = 48, [DomDescription("No form has been found within the local scope.")] FormNotInScope = 49, [DomDescription("No button has been found within the local scope.")] ButtonInScope = 50, [DomDescription("No nobr element has been found within the local scope.")] NobrInScope = 51, [DomDescription("No element has been found within the local scope.")] ElementNotInScope = 52, [DomDescription("Character reference found no numbers.")] CharacterReferenceWrongNumber = 53, [DomDescription("Character reference found no semicolon.")] CharacterReferenceSemicolonMissing = 54, [DomDescription("Character reference within an invalid range.")] CharacterReferenceInvalidRange = 55, [DomDescription("Character reference is an invalid number.")] CharacterReferenceInvalidNumber = 56, [DomDescription("Character reference is an invalid code.")] CharacterReferenceInvalidCode = 57, [DomDescription("Character reference is not terminated by a semicolon.")] CharacterReferenceNotTerminated = 58, [DomDescription("Character reference in attribute contains an invalid character (=).")] CharacterReferenceAttributeEqualsFound = 59, [DomDescription("The specified item has not been found.")] ItemNotFound = 60, [DomDescription("The encoding operation (either encoded or decoding) failed.")] EncodingError = 61, [DomDescription("Doctype unexpected character after the name detected.")] DoctypeUnexpectedAfterName = 64, [DomDescription("Invalid character in the public identifier detected.")] DoctypePublicInvalid = 65, [DomDescription("Invalid character in the doctype detected.")] DoctypeInvalidCharacter = 66, [DomDescription("Invalid character in the system identifier detected.")] DoctypeSystemInvalid = 67, [DomDescription("The doctype tag is misplaced and ignored.")] DoctypeTagInappropriate = 68, [DomDescription("The given doctype tag is invalid.")] DoctypeInvalid = 69, [DomDescription("Doctype encountered unexpected character.")] DoctypeUnexpected = 70, [DomDescription("The doctype tag is missing.")] DoctypeMissing = 71, [DomDescription("The given public identifier for the notation declaration is invalid.")] NotationPublicInvalid = 72, [DomDescription("The given system identifier for the notation declaration is invalid.")] NotationSystemInvalid = 73, [DomDescription("The type declaration is missing a valid definition.")] TypeDeclarationUndefined = 74, [DomDescription("A required quantifier is missing in the provided expression.")] QuantifierMissing = 75, [DomDescription("The double quotation marks have been misplaced.")] DoubleQuotationMarkUnexpected = 80, [DomDescription("The single quotation marks have been misplaced.")] SingleQuotationMarkUnexpected = 81, [DomDescription("The attribute's name contains an invalid character.")] AttributeNameInvalid = 96, [DomDescription("The attribute's value contains an invalid character.")] AttributeValueInvalid = 97, [DomDescription("The beginning of a new attribute has been expected.")] AttributeNameExpected = 98, [DomDescription("The attribute has already been added.")] AttributeDuplicateOmitted = 99, [DomDescription("The given tag must be placed in head tag.")] TagMustBeInHead = 112, [DomDescription("The given tag is not appropriate for the current position.")] TagInappropriate = 113, [DomDescription("The given tag cannot end at the current position.")] TagCannotEndHere = 114, [DomDescription("The given tag cannot start at the current position.")] TagCannotStartHere = 115, [DomDescription("The given form cannot be placed at the current position.")] FormInappropriate = 116, [DomDescription("The given input cannot be placed at the current position.")] InputUnexpected = 117, [DomDescription("The closing tag and the currently open tag do not match.")] TagClosingMismatch = 118, [DomDescription("The given end tag does not match the current node.")] TagDoesNotMatchCurrentNode = 119, [DomDescription("This position does not support a linebreak (LF, FF).")] LineBreakUnexpected = 120, [DomDescription("The head tag can only be placed once inside the html tag.")] HeadTagMisplaced = 128, [DomDescription("The html tag can only be placed once as the root element.")] HtmlTagMisplaced = 129, [DomDescription("The body tag can only be placed once inside the html tag.")] BodyTagMisplaced = 130, [DomDescription("The image tag has been named image instead of img.")] ImageTagNamedWrong = 131, [DomDescription("Tables cannot be nested.")] TableNesting = 132, [DomDescription("An illegal element has been detected in a table.")] IllegalElementInTableDetected = 133, [DomDescription("Select elements cannot be nested.")] SelectNesting = 134, [DomDescription("An illegal element has been detected in a select.")] IllegalElementInSelectDetected = 135, [DomDescription("The frameset element has been misplaced.")] FramesetMisplaced = 136, [DomDescription("Headings cannot be nested.")] HeadingNested = 137, [DomDescription("Anchor elements cannot be nested.")] AnchorNested = 138, [DomDescription("The given token cannot be inserted here.")] TokenNotPossible = 144, [DomDescription("The current node is not the root element.")] CurrentNodeIsNotRoot = 145, [DomDescription("The current node is the root element.")] CurrentNodeIsRoot = 146, [DomDescription("This tag is invalid in fragment mode.")] TagInvalidInFragmentMode = 147, [DomDescription("There is already an open form.")] FormAlreadyOpen = 148, [DomDescription("The form has been closed wrong.")] FormClosedWrong = 149, [DomDescription("The body has been closed wrong.")] BodyClosedWrong = 150, [DomDescription("An expected formatting element has not been found.")] FormattingElementNotFound = 151 } }