Method replaceRange

src/plugins/codeeditor/gui/tabwidget.cpp:290–334

}

void TabWidgetPrivate::replaceRange(const QString &fileName, const newlsp::Range &range, const QString &text)
{
    auto editor = findEditor(fileName);
    if (editor) {
        editor->replaceRange(range.start.line, range.start.character,
                             range.end.line, range.end.character, text);
        return;
    }

    // Modify the file directly
    if (range.start.line != range.end.line) {
        qWarning() << "Failed, The start line is inconsistent with the end line";
        return;
    }

    QFile changeFile(fileName);
    QString cacheData;
    if (changeFile.open(QFile::ReadOnly)) {
        int i = 0;
        while (i != range.start.line) {
            cacheData += changeFile.readLine();
            i++;
        }
        QString changeLine = changeFile.readLine();
        int removeLength = range.end.character - range.start.character;
        changeLine = changeLine.replace(range.start.character, removeLength, text);
        cacheData += changeLine;
        QByteArray array = changeFile.readLine();
        while (!array.isEmpty()) {
            cacheData += array;
            array = changeFile.readLine();
        }
        changeFile.close();
    }

    if (changeFile.open(QFile::WriteOnly | QFile::Truncate)) {
        auto writeCount = changeFile.write(cacheData.toLatin1());
        if (writeCount != cacheData.size()) {
            qWarning() << "Failed, Write size does not match expectations."
                       << "Expectation: " << cacheData
                       << "Actual: " << writeCount;
        }
        changeFile.close();
    }
}

void TabWidgetPrivate::doSave()
{