parser/html/nsHtml5TokenizerHSupplement.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 friend struct nsHtml5ViewSourcePolicy;
   6 friend struct nsHtml5LineColPolicy;
   7 friend struct nsHtml5FastestPolicy;
   8
   9 private:
  10 int32_t col;
  11 bool nextCharOnNewLine;
  12
  13 public:
  14 inline int32_t getColumnNumber() { return col; }
  15
  16 inline void setColumnNumberAndResetNextLine(int32_t aCol) {
  17   col = aCol;
  18   // The restored position only ever points to the position of
  19   // script tag's > character, so we can unconditionally use
  20   // `false` below.
  21   nextCharOnNewLine = false;
  22 }
  23
  24 inline nsHtml5HtmlAttributes* GetAttributes() { return attributes; }
  25
  26 /**
  27  * Makes sure the buffers are large enough to be able to tokenize aLength
  28  * UTF-16 code units before having to make the buffers larger.
  29  *
  30  * @param aLength the number of UTF-16 code units to be tokenized before the
  31  *                next call to this method.
  32  * @return true if successful; false if out of memory
  33  */
  34 bool EnsureBufferSpace(int32_t aLength);
  35
  36 bool TemplatePushedOrHeadPopped();
  37
  38 void RememberGt(int32_t aPos);
  39
  40 void AtKilobyteBoundary() { suspendAfterCurrentTokenIfNotInText(); }
  41
  42 bool IsInTokenStartedAtKilobyteBoundary() {
  43   return suspensionAfterCurrentNonTextTokenPending();
  44 }
  45
  46 mozilla::UniquePtr<nsHtml5Highlighter> mViewSource;
  47
  48 /**
  49  * Starts handling text/plain. This is a one-way initialization. There is
  50  * no corresponding EndPlainText() call.
  51  */
  52 void StartPlainText();
  53
  54 void EnableViewSource(nsHtml5Highlighter* aHighlighter);
  55
  56 bool ShouldFlushViewSource();
  57
  58 mozilla::Result<bool, nsresult> FlushViewSource();
  59
  60 void StartViewSource(const nsAutoString& aTitle);
  61
  62 void StartViewSourceCharacters();
  63
  64 [[nodiscard]] bool EndViewSource();
  65
  66 void RewindViewSource();
  67
  68 void SetViewSourceOpSink(nsAHtml5TreeOpSink* aOpSink);
  69
  70 void errGarbageAfterLtSlash();
  71
  72 void errLtSlashGt();
  73
  74 void errWarnLtSlashInRcdata();
  75
  76 void errCharRefLacksSemicolon();
  77
  78 void errNoDigitsInNCR();
  79
  80 void errGtInSystemId();
  81
  82 void errGtInPublicId();
  83
  84 void errNamelessDoctype();
  85
  86 void errConsecutiveHyphens();
  87
  88 void errPrematureEndOfComment();
  89
  90 void errBogusComment();
  91
  92 void errUnquotedAttributeValOrNull(char16_t c);
  93
  94 void errSlashNotFollowedByGt();
  95
  96 void errNoSpaceBetweenAttributes();
  97
  98 void errLtOrEqualsOrGraveInUnquotedAttributeOrNull(char16_t c);
  99
 100 void errAttributeValueMissing();
 101
 102 void errBadCharBeforeAttributeNameOrNull(char16_t c);
 103
 104 void errEqualsSignBeforeAttributeName();
 105
 106 void errBadCharAfterLt(char16_t c);
 107
 108 void errLtGt();
 109
 110 void errProcessingInstruction();
 111
 112 void errUnescapedAmpersandInterpretedAsCharacterReference();
 113
 114 void errNotSemicolonTerminated();
 115
 116 void errNoNamedCharacterMatch();
 117
 118 void errQuoteBeforeAttributeName(char16_t c);
 119
 120 void errQuoteOrLtInAttributeNameOrNull(char16_t c);
 121
 122 void errExpectedPublicId();
 123
 124 void errBogusDoctype();
 125
 126 void maybeErrAttributesOnEndTag(nsHtml5HtmlAttributes* attrs);
 127
 128 void maybeErrSlashInEndTag(bool selfClosing);
 129
 130 char16_t errNcrNonCharacter(char16_t ch);
 131
 132 void errAstralNonCharacter(int32_t ch);
 133
 134 void errNcrSurrogate();
 135
 136 char16_t errNcrControlChar(char16_t ch);
 137
 138 void errNcrCr();
 139
 140 void errNcrInC1Range();
 141
 142 void errEofInPublicId();
 143
 144 void errEofInComment();
 145
 146 void errEofInDoctype();
 147
 148 void errEofInAttributeValue();
 149
 150 void errEofInAttributeName();
 151
 152 void errEofWithoutGt();
 153
 154 void errEofInTagName();
 155
 156 void errEofInEndTag();
 157
 158 void errEofAfterLt();
 159
 160 void errNcrOutOfRange();
 161
 162 void errNcrUnassigned();
 163
 164 void errDuplicateAttribute();
 165
 166 void errEofInSystemId();
 167
 168 void errExpectedSystemId();
 169
 170 void errMissingSpaceBeforeDoctypeName();
 171
 172 void errNestedComment();
 173
 174 void errNcrControlChar();
 175
 176 void errNcrZero();
 177
 178 void errNoSpaceBetweenDoctypeSystemKeywordAndQuote();
 179
 180 void errNoSpaceBetweenPublicAndSystemIds();
 181
 182 void errNoSpaceBetweenDoctypePublicKeywordAndQuote();