1	<?php
2
3	declare(strict_types=1);
4
5	namespace Phpdftk\Html\Tokenizer;
6
7	/**
8	* Named parse-error codes per WHATWG §13.2.5. Each error case has a
9	* specification-defined identifier; we mirror those identifiers so logs and
10	* diagnostics line up with the spec's terminology.
11	*
12	* Only the codes the implemented states can emit are present. Adding a new
13	* state (Phase 1B.2-bis) extends this enum additively.
14	*/
15	enum ParseErrorCode: string
16	{
17	case AbruptClosingOfEmptyComment = 'abrupt-closing-of-empty-comment';
18	case AbruptDoctypePublicIdentifier = 'abrupt-doctype-public-identifier';
19	case AbruptDoctypeSystemIdentifier = 'abrupt-doctype-system-identifier';
20	case AbsenceOfDigitsInNumericCharacterReference = 'absence-of-digits-in-numeric-character-reference';
21	case CdataInHtmlContent = 'cdata-in-html-content';
22	case CharacterReferenceOutsideUnicodeRange = 'character-reference-outside-unicode-range';
23	case ControlCharacterInInputStream = 'control-character-in-input-stream';
24	case ControlCharacterReference = 'control-character-reference';
25	case EndTagWithAttributes = 'end-tag-with-attributes';
26	case EndTagWithTrailingSolidus = 'end-tag-with-trailing-solidus';
27	case EofBeforeTagName = 'eof-before-tag-name';
28	case EofInCdata = 'eof-in-cdata';
29	case EofInComment = 'eof-in-comment';
30	case EofInDoctype = 'eof-in-doctype';
31	case EofInScriptHtmlCommentLikeText = 'eof-in-script-html-comment-like-text';
32	case EofInTag = 'eof-in-tag';
33	case IncorrectlyClosedComment = 'incorrectly-closed-comment';
34	case IncorrectlyOpenedComment = 'incorrectly-opened-comment';
35	case InvalidCharacterSequenceAfterDoctypeName = 'invalid-character-sequence-after-doctype-name';
36	case InvalidFirstCharacterOfTagName = 'invalid-first-character-of-tag-name';
37	case MissingAttributeValue = 'missing-attribute-value';
38	case MissingDoctypeName = 'missing-doctype-name';
39	case MissingDoctypePublicIdentifier = 'missing-doctype-public-identifier';
40	case MissingDoctypeSystemIdentifier = 'missing-doctype-system-identifier';
41	case MissingEndTagName = 'missing-end-tag-name';
42	case MissingQuoteBeforeDoctypePublicIdentifier = 'missing-quote-before-doctype-public-identifier';
43	case MissingQuoteBeforeDoctypeSystemIdentifier = 'missing-quote-before-doctype-system-identifier';
44	case MissingSemicolonAfterCharacterReference = 'missing-semicolon-after-character-reference';
45	case MissingWhitespaceAfterDoctypePublicKeyword = 'missing-whitespace-after-doctype-public-keyword';
46	case MissingWhitespaceAfterDoctypeSystemKeyword = 'missing-whitespace-after-doctype-system-keyword';
47	case MissingWhitespaceBeforeDoctypeName = 'missing-whitespace-before-doctype-name';
48	case MissingWhitespaceBetweenAttributes = 'missing-whitespace-between-attributes';
49	case MissingWhitespaceBetweenDoctypePublicAndSystemIdentifiers = 'missing-whitespace-between-doctype-public-and-system-identifiers';
50	case NestedComment = 'nested-comment';
51	case NoncharacterCharacterReference = 'noncharacter-character-reference';
52	case NoncharacterInInputStream = 'noncharacter-in-input-stream';
53	case NullCharacterReference = 'null-character-reference';
54	case SurrogateCharacterReference = 'surrogate-character-reference';
55	case SurrogateInInputStream = 'surrogate-in-input-stream';
56	case UnexpectedCharacterAfterDoctypeSystemIdentifier = 'unexpected-character-after-doctype-system-identifier';
57	case UnexpectedCharacterInAttributeName = 'unexpected-character-in-attribute-name';
58	case UnexpectedCharacterInUnquotedAttributeValue = 'unexpected-character-in-unquoted-attribute-value';
59	case UnexpectedEqualsSignBeforeAttributeName = 'unexpected-equals-sign-before-attribute-name';
60	case UnexpectedNullCharacter = 'unexpected-null-character';
61	case UnexpectedQuestionMarkInsteadOfTagName = 'unexpected-question-mark-instead-of-tag-name';
62	case UnexpectedSolidusInTag = 'unexpected-solidus-in-tag';
63	case UnknownNamedCharacterReference = 'unknown-named-character-reference';
64	}