qxmlstream_p.h

奇趣公司比较新的qt/emd版本

            case ']':
                token = RBRACK;
                break;
            case '(':
                token = LPAREN;
                break;
            case ')':
                token = RPAREN;
                break;
            case '|':
                token = PIPE;
                break;
            case '=':
                token = EQ;
                break;
            case '%':
                token = PERCENT;
                break;
            case '/':
                token = SLASH;
                break;
            case ':':
                token = COLON;
                break;
            case ';':
                token = SEMICOLON;
                break;
            case ',':
                token = COMMA;
                break;
            case '-':
                token = DASH;
                break;
            case '+':
                token = PLUS;
                break;
            case '*':
                token = STAR;
                break;
            case '.':
                token = DOT;
                break;
            case '?':
                token = QUESTIONMARK;
                break;
            case '!':
                token = BANG;
                break;
            case '0':
            case '1':
            case '2':
            case '3':
            case '4':
            case '5':
            case '6':
            case '7':
            case '8':
            case '9':
                token = DIGIT;
                break;
            default:
                if (cu < 0x20)
                    token = NOTOKEN;
                else
                    token = LETTER;
                break;
            }
        }

        act = t_action (act, token);
        if (act == ACCEPT_STATE) {
            // reset the parser in case someone resumes (process instructions can follow a valid document)
            tos = 0;
            state_stack[tos++] = 0;
            state_stack[tos] = 0;
            return true;
        } else if (act > 0) {
            if (++tos == stack_size)
                reallocateStack();

            Value &val = sym_stack[tos];
            val.c = token_char;
            val.pos = textBuffer.size();
            val.prefix = 0;
            val.len = 1;
            if (token_char)
                textBuffer.inline_append(token_char);

            state_stack[tos] = act;
            token = -1;


        } else if (act < 0) {
            r = - act - 1;

#if defined (QLALR_DEBUG)
            int ridx = rule_index[r];
            printf ("%3d) %s ::=", r + 1, spell[rule_info[ridx]]);
            ++ridx;
            for (int i = ridx; i < ridx + rhs[r]; ++i) {
                int symbol = rule_info[i];
                if (const char *name = spell[symbol])
                    printf (" %s", name);
                else
                    printf (" #%d", symbol);
            }
            printf ("\n");
#endif

            tos -= rhs[r];
            act = state_stack[tos++];
        ResumeReduction:
            switch (r) {

        case 0:
            setType(QXmlStreamReader::EndDocument);
        break;

        case 1:
            if (type != QXmlStreamReader::Invalid) {
                if (hasSeenTag || inParseEntity) {
                    setType(QXmlStreamReader::EndDocument);
                } else {
                    raiseError(QXmlStreamReader::PrematureEndOfDocumentError, QXmlStream::tr("Start tag expected."));
                    // reset the parser
                    tos = 0;
                    state_stack[tos++] = 0;
                    state_stack[tos] = 0;
                    return false;
                }
            }
        break;

        case 10:
            entityReferenceStack.pop()->isCurrentlyReferenced = false;
            clearSym();
        break;

        case 11:
            if (!scanString(spell[VERSION], VERSION, false) && atEnd) {
                resume(11);
                return false;
            }
        break;

        case 12:
            setType(QXmlStreamReader::StartDocument);
            startDocument(symString(6));
        break;

        case 13:
            hasExternalDtdSubset = true;
        break;

        case 14:
            checkPublicLiteral(symString(2));
            hasExternalDtdSubset = true;
        break;

        case 16:
            if (!scanPublicOrSystem() && atEnd) {
                resume(16);
                return false;
            }
        break;

        case 17:
        case 18:
        case 19:
        case 20:
            setType(QXmlStreamReader::DTD);
            text = &textBuffer;
        break;

        case 21:
            scanDtd = true;
        break;

        case 22:
            scanDtd = false;
        break;

        case 36:
            if (!scanString(spell[EMPTY], EMPTY, false)
                && !scanString(spell[ANY], ANY, false)
                && atEnd) {
                resume(36);
                return false;
            }
        break;

        case 42:
            if (!scanString(spell[PCDATA], PCDATA, false) && atEnd) {
                resume(42);
                return false;
            }
        break;

        case 67: {
            lastAttributeIsCData = true;
        } break;

        case 77:
            if (!scanAfterDefaultDecl() && atEnd) {
                resume(77);
                return false;
            }
        break;

        case 82:
                sym(1) = sym(2);
                lastAttributeValue.clear();
                lastAttributeIsCData = false;
                if (!scanAttType() && atEnd) {
                    resume(82);
                    return false;
                }
        break;

        case 83: {
            DtdAttribute &dtdAttribute = dtdAttributes.push();
            dtdAttribute.tagName.clear();
            dtdAttribute.isCDATA = lastAttributeIsCData;
            dtdAttribute.attributePrefix = addToStringStorage(symPrefix(1));
            dtdAttribute.attributeName = addToStringStorage(symString(1));
            dtdAttribute.attributeQualifiedName = addToStringStorage(symName(1));
            if (lastAttributeValue.isNull()) {
                dtdAttribute.defaultValue.clear();
            } else {
                if (dtdAttribute.isCDATA)
                    dtdAttribute.defaultValue = addToStringStorage(lastAttributeValue);
                else
                    dtdAttribute.defaultValue = addToStringStorage(lastAttributeValue.toString().simplified());

            }
        } break;

        case 87: {
            if (referenceToUnparsedEntityDetected && !standalone)
                break;
            int n = dtdAttributes.size();
            QStringRef tagName = addToStringStorage(symString(3));
            while (n--) {
                DtdAttribute &dtdAttribute = dtdAttributes[n];
                if (!dtdAttribute.tagName.isNull())
                    break;
                dtdAttribute.tagName = tagName;
                for (int i = 0; i < n; ++i) {
                    if ((dtdAttributes[i].tagName.isNull() || dtdAttributes[i].tagName == tagName)
                        && dtdAttributes[i].attributeQualifiedName == dtdAttribute.attributeQualifiedName) {
                        dtdAttribute.attributeQualifiedName.clear(); // redefined, delete it
                        break;
                    }
                }
            }
        } break;

        case 88: {
            if (!scanPublicOrSystem() && atEnd) {
                resume(88);
                return false;
            }
            EntityDeclaration &entityDeclaration = entityDeclarations.push();
            entityDeclaration.clear();
            entityDeclaration.name = symString(3);
        } break;

        case 89: {
            if (!scanPublicOrSystem() && atEnd) {
                resume(89);
                return false;
            }
            EntityDeclaration &entityDeclaration = entityDeclarations.push();
            entityDeclaration.clear();
            entityDeclaration.name = symString(5);
            entityDeclaration.parameter = true;
        } break;

        case 90: {
            if (!scanNData() && atEnd) {
                resume(90);
                return false;
            }
            EntityDeclaration &entityDeclaration = entityDeclarations.top();
            entityDeclaration.systemId = symString(3);
            entityDeclaration.external = true;
        } break;

        case 91: {
            if (!scanNData() && atEnd) {
                resume(91);
                return false;
            }
            EntityDeclaration &entityDeclaration = entityDeclarations.top();
            checkPublicLiteral((entityDeclaration.publicId = symString(3)));
            entityDeclaration.systemId = symString(5);
            entityDeclaration.external = true;
        } break;

        case 92: {
            EntityDeclaration &entityDeclaration = entityDeclarations.top();
            entityDeclaration.notationName = symString(3);
            if (entityDeclaration.parameter)
                raiseWellFormedError(QXmlStream::tr("NDATA in parameter entity declaration."));
        }
        //fall through

        case 93:
        case 94: {
            if (referenceToUnparsedEntityDetected && !standalone) {
                entityDeclarations.pop();
                break;
            }
            EntityDeclaration &entityDeclaration = entityDeclarations.top();
            if (!entityDeclaration.external)
                entityDeclaration.value = symString(2);
            QString entityName = entityDeclaration.name.toString();
            QHash<QString, Entity> &hash = entityDeclaration.parameter ? parameterEntityHash : entityHash;
            if (!hash.contains(entityName)) {
                Entity entity(entityDeclaration.value.toString());
                entity.unparsed = (!entityDeclaration.notationName.isNull());
                entity.external = entityDeclaration.external;
                hash.insert(entityName, entity);
            }
        } break;

        case 95: {
            setType(QXmlStreamReader::ProcessingInstruction);
            int pos = sym(4).pos + sym(4).len;
            processingInstructionTarget = symString(3);
            if (scanUntil("?>")) {
                processingInstructionData = QStringRef(&textBuffer, pos, textBuffer.size() - pos - 2);
                const QString piTarget(processingInstructionTarget.toString());
                if (!piTarget.compare(QLatin1String("xml"), Qt::CaseInsensitive)) {
                    raiseWellFormedError(QXmlStream::tr("XML declaration not at start of document."));
                }
                else if(!QXmlUtils::isNCName(piTarget))
                    raiseWellFormedError(QXmlStream::tr("%1 is an invalid processing instruction name.").arg(piTarget));
            } else if (type != QXmlStreamReader::Invalid){
                resume(95);
                return false;
            }
        } break;

        case 96:
            setType(QXmlStreamReader::ProcessingInstruction);
            processingInstructionTarget = symString(3);
            if (!processingInstructionTarget.toString().compare(QLatin1String("xml"), Qt::CaseInsensitive))
                raiseWellFormedError(QXmlStream::tr("Invalid processing instruction name."));
        break;

        case 97:
            if (!scanAfterLangleBang() && atEnd) {
                resume(97);
                return false;
            }
        break;

        case 98:
            if (!scanUntil("--")) {
                resume(98);
                return false;
            }
        break;

        case 99: {
            setType(QXmlStreamReader::Comment);
            int pos = sym(1).pos + 4;
            text = QStringRef(&textBuffer, pos, textBuffer.size() - pos - 3);
        } break;

        case 100: {
            setType(QXmlStreamReader::Characters);
            isCDATA = true;
            int pos = sym(2).pos;
            if (scanUntil("]]>", -1)) {