Method loadSectionContent

include/loader/loader.h:330–357

  template <typename T, typename ElemLoader>
  Expect<void> loadSectionContent(T &Sec, ElemLoader &&Func) {
    Sec.setStartOffset(FMgr.getOffset());
    // Load the section size first.
    EXPECTED_TRY(uint32_t SecSize, FMgr.readU32().map_error([this](auto E) {
      return logLoadError(E, FMgr.getLastOffset(), NodeAttrFromAST<T>());
    }));

    // Check the remain file/buffer size.
    if (unlikely(FMgr.getRemainSize() < SecSize)) {
      return logLoadError(ErrCode::Value::LengthOutOfBounds,
                          FMgr.getLastOffset(), NodeAttrFromAST<T>());
    }

    // Set the section size.
    Sec.setContentSize(SecSize);
    auto StartOffset = FMgr.getOffset();

    // Invoke the callback function.
    EXPECTED_TRY(Func());

    // Check the read size matches the section size.
    auto EndOffset = FMgr.getOffset();
    if (EndOffset - StartOffset != Sec.getContentSize()) {
      return logLoadError(ErrCode::Value::SectionSizeMismatch, EndOffset,
                          NodeAttrFromAST<T>());
    }
    return {};
  }

  template <typename T, typename ElemLoader>
  Expect<void> loadSectionContentVec(T &Sec, ElemLoader &&Func) {