| <?xml version='1.0' encoding='UTF-8' standalone='no'?> |
| <doxygen xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="compound.xsd" version="1.9.8" xml:lang="en-US"> |
| <compounddef id="iterator_8h" kind="file" language="C++"> |
| <compoundname>iterator.h</compoundname> |
| <includes local="no">deque</includes> |
| <includes local="no">optional</includes> |
| <includes local="no">type_traits</includes> |
| <includes local="no">utility</includes> |
| <includes local="no">vector</includes> |
| <includes refid="result_8h" local="yes">iceberg/result.h</includes> |
| <incdepgraph> |
| <node id="12"> |
| <label>iceberg/iceberg_export.h</label> |
| <link refid="iceberg__export_8h"/> |
| </node> |
| <node id="7"> |
| <label>iceberg/result.h</label> |
| <link refid="result_8h"/> |
| <childnode refid="8" relation="include"> |
| </childnode> |
| <childnode refid="9" relation="include"> |
| </childnode> |
| <childnode refid="10" relation="include"> |
| </childnode> |
| <childnode refid="11" relation="include"> |
| </childnode> |
| <childnode refid="4" relation="include"> |
| </childnode> |
| <childnode refid="12" relation="include"> |
| </childnode> |
| </node> |
| <node id="1"> |
| <label>iceberg/util/iterator.h</label> |
| <link refid="iterator_8h"/> |
| <childnode refid="2" relation="include"> |
| </childnode> |
| <childnode refid="3" relation="include"> |
| </childnode> |
| <childnode refid="4" relation="include"> |
| </childnode> |
| <childnode refid="5" relation="include"> |
| </childnode> |
| <childnode refid="6" relation="include"> |
| </childnode> |
| <childnode refid="7" relation="include"> |
| </childnode> |
| </node> |
| <node id="8"> |
| <label>concepts</label> |
| </node> |
| <node id="2"> |
| <label>deque</label> |
| </node> |
| <node id="9"> |
| <label>expected</label> |
| </node> |
| <node id="10"> |
| <label>format</label> |
| </node> |
| <node id="3"> |
| <label>optional</label> |
| </node> |
| <node id="11"> |
| <label>string</label> |
| </node> |
| <node id="4"> |
| <label>type_traits</label> |
| </node> |
| <node id="5"> |
| <label>utility</label> |
| </node> |
| <node id="6"> |
| <label>vector</label> |
| </node> |
| </incdepgraph> |
| <innerclass refid="classiceberg_1_1Iterator" prot="public">iceberg::Iterator</innerclass> |
| <innernamespace refid="namespaceiceberg">iceberg</innernamespace> |
| <briefdescription> |
| <para>Pull-based iterator interface for fallible, lazily produced values. </para> |
| </briefdescription> |
| <detaileddescription> |
| </detaileddescription> |
| <programlisting> |
| <codeline lineno="1"><highlight class="comment">/*</highlight></codeline> |
| <codeline lineno="2"><highlight class="comment"><sp/>*<sp/>Licensed<sp/>to<sp/>the<sp/>Apache<sp/>Software<sp/>Foundation<sp/>(ASF)<sp/>under<sp/>one</highlight></codeline> |
| <codeline lineno="3"><highlight class="comment"><sp/>*<sp/>or<sp/>more<sp/>contributor<sp/>license<sp/>agreements.<sp/><sp/>See<sp/>the<sp/>NOTICE<sp/>file</highlight></codeline> |
| <codeline lineno="4"><highlight class="comment"><sp/>*<sp/>distributed<sp/>with<sp/>this<sp/>work<sp/>for<sp/>additional<sp/>information</highlight></codeline> |
| <codeline lineno="5"><highlight class="comment"><sp/>*<sp/>regarding<sp/>copyright<sp/>ownership.<sp/><sp/>The<sp/>ASF<sp/>licenses<sp/>this<sp/>file</highlight></codeline> |
| <codeline lineno="6"><highlight class="comment"><sp/>*<sp/>to<sp/>you<sp/>under<sp/>the<sp/>Apache<sp/>License,<sp/>Version<sp/>2.0<sp/>(the</highlight></codeline> |
| <codeline lineno="7"><highlight class="comment"><sp/>*<sp/>"License");<sp/>you<sp/>may<sp/>not<sp/>use<sp/>this<sp/>file<sp/>except<sp/>in<sp/>compliance</highlight></codeline> |
| <codeline lineno="8"><highlight class="comment"><sp/>*<sp/>with<sp/>the<sp/>License.<sp/><sp/>You<sp/>may<sp/>obtain<sp/>a<sp/>copy<sp/>of<sp/>the<sp/>License<sp/>at</highlight></codeline> |
| <codeline lineno="9"><highlight class="comment"><sp/>*</highlight></codeline> |
| <codeline lineno="10"><highlight class="comment"><sp/>*<sp/><sp/><sp/>http://www.apache.org/licenses/LICENSE-2.0</highlight></codeline> |
| <codeline lineno="11"><highlight class="comment"><sp/>*</highlight></codeline> |
| <codeline lineno="12"><highlight class="comment"><sp/>*<sp/>Unless<sp/>required<sp/>by<sp/>applicable<sp/>law<sp/>or<sp/>agreed<sp/>to<sp/>in<sp/>writing,</highlight></codeline> |
| <codeline lineno="13"><highlight class="comment"><sp/>*<sp/>software<sp/>distributed<sp/>under<sp/>the<sp/>License<sp/>is<sp/>distributed<sp/>on<sp/>an</highlight></codeline> |
| <codeline lineno="14"><highlight class="comment"><sp/>*<sp/>"AS<sp/>IS"<sp/>BASIS,<sp/>WITHOUT<sp/>WARRANTIES<sp/>OR<sp/>CONDITIONS<sp/>OF<sp/>ANY</highlight></codeline> |
| <codeline lineno="15"><highlight class="comment"><sp/>*<sp/>KIND,<sp/>either<sp/>express<sp/>or<sp/>implied.<sp/><sp/>See<sp/>the<sp/>License<sp/>for<sp/>the</highlight></codeline> |
| <codeline lineno="16"><highlight class="comment"><sp/>*<sp/>specific<sp/>language<sp/>governing<sp/>permissions<sp/>and<sp/>limitations</highlight></codeline> |
| <codeline lineno="17"><highlight class="comment"><sp/>*<sp/>under<sp/>the<sp/>License.</highlight></codeline> |
| <codeline lineno="18"><highlight class="comment"><sp/>*/</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="19"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="20"><highlight class="normal"></highlight><highlight class="preprocessor">#pragma<sp/>once</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="21"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="24"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="25"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><deque></highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="26"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><optional></highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="27"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><type_traits></highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="28"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><utility></highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="29"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><vector></highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="30"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="31"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"<ref refid="result_8h" kindref="compound">iceberg/result.h</ref>"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="32"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="33"><highlight class="normal"></highlight><highlight class="keyword">namespace<sp/></highlight><highlight class="normal"><ref refid="namespaceiceberg" kindref="compound">iceberg</ref><sp/>{</highlight></codeline> |
| <codeline lineno="34"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="44"><highlight class="keyword">template</highlight><highlight class="normal"><sp/><</highlight><highlight class="keyword">typename</highlight><highlight class="normal"><sp/>T></highlight></codeline> |
| <codeline lineno="45" refid="classiceberg_1_1Iterator" refkind="compound"><highlight class="normal"></highlight><highlight class="keyword">class<sp/></highlight><highlight class="normal"><ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref><sp/>{</highlight></codeline> |
| <codeline lineno="46"><highlight class="normal"><sp/></highlight><highlight class="keyword">public</highlight><highlight class="normal">:</highlight></codeline> |
| <codeline lineno="47"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">virtual</highlight><highlight class="normal"><sp/><ref refid="classiceberg_1_1Iterator" kindref="compound">~Iterator</ref>()<sp/>=<sp/></highlight><highlight class="keywordflow">default</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="48"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="49"><highlight class="normal"><sp/><sp/><ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>()<sp/>=<sp/></highlight><highlight class="keywordflow">default</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="50"><highlight class="normal"><sp/><sp/><ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/><ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>&)<sp/>=<sp/></highlight><highlight class="keyword">delete</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="51"><highlight class="normal"><sp/><sp/><ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>&<sp/>operator=(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/><ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>&)<sp/>=<sp/></highlight><highlight class="keyword">delete</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="52"><highlight class="normal"><sp/><sp/><ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>(<ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>&&)<sp/></highlight><highlight class="keyword">noexcept</highlight><highlight class="normal"><sp/>=<sp/></highlight><highlight class="keywordflow">default</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="53"><highlight class="normal"><sp/><sp/><ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>&<sp/>operator=(<ref refid="classiceberg_1_1Iterator" kindref="compound">Iterator</ref>&&)<sp/></highlight><highlight class="keyword">noexcept</highlight><highlight class="normal"><sp/>=<sp/></highlight><highlight class="keywordflow">default</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="54"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="59" refid="classiceberg_1_1Iterator_1a0a5d3f0cf558d9105317ea80993f96c4" refkind="member"><highlight class="normal"><sp/><sp/><ref refid="namespaceiceberg_1a9d5594e371beb516b0120e07e69d3af6" kindref="member">Result<std::optional<T></ref>><sp/><ref refid="classiceberg_1_1Iterator_1a0a5d3f0cf558d9105317ea80993f96c4" kindref="member">Next</ref>()<sp/>{</highlight></codeline> |
| <codeline lineno="60"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(error_.has_value())<sp/>{</highlight></codeline> |
| <codeline lineno="61"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::unexpected(*error_);</highlight></codeline> |
| <codeline lineno="62"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="63"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(finished_)<sp/>{</highlight></codeline> |
| <codeline lineno="64"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline> |
| <codeline lineno="65"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="66"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="67"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>result<sp/>=<sp/><ref refid="classiceberg_1_1Iterator_1a1bbfc3019cd9a5e373f2a515e0533199" kindref="member">NextImpl</ref>();</highlight></codeline> |
| <codeline lineno="68"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(!result.has_value())<sp/>{</highlight></codeline> |
| <codeline lineno="69"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>error_<sp/>=<sp/>result.error();</highlight></codeline> |
| <codeline lineno="70"><highlight class="normal"><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(!result.value().has_value())<sp/>{</highlight></codeline> |
| <codeline lineno="71"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>finished_<sp/>=<sp/></highlight><highlight class="keyword">true</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="72"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="73"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>result;</highlight></codeline> |
| <codeline lineno="74"><highlight class="normal"><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="75"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="77" refid="classiceberg_1_1Iterator_1abae2fe7a3310a023ff0597aa68b986f2" refkind="member"><highlight class="normal"><sp/><sp/><ref refid="namespaceiceberg_1a9d5594e371beb516b0120e07e69d3af6" kindref="member">Result<std::vector<T></ref>><sp/><ref refid="classiceberg_1_1Iterator_1abae2fe7a3310a023ff0597aa68b986f2" kindref="member">ToVector</ref>()<sp/>{</highlight></codeline> |
| <codeline lineno="78"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>collect<sp/>=<sp/>[</highlight><highlight class="keyword">this</highlight><highlight class="normal">](</highlight><highlight class="keyword">auto</highlight><highlight class="normal">&<sp/>values,<sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>append,</highlight></codeline> |
| <codeline lineno="79"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>finish)<sp/>-><sp/><ref refid="namespaceiceberg_1a9d5594e371beb516b0120e07e69d3af6" kindref="member">Result</ref><std::vector<T>><sp/>{</highlight></codeline> |
| <codeline lineno="80"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">while</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keyword">true</highlight><highlight class="normal">)<sp/>{</highlight></codeline> |
| <codeline lineno="81"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>result<sp/>=<sp/><ref refid="classiceberg_1_1Iterator_1a0a5d3f0cf558d9105317ea80993f96c4" kindref="member">Next</ref>();</highlight></codeline> |
| <codeline lineno="82"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(!result.has_value())<sp/>{</highlight></codeline> |
| <codeline lineno="83"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::unexpected(std::move(result.error()));</highlight></codeline> |
| <codeline lineno="84"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="85"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal">&<sp/>value<sp/>=<sp/>result.value();</highlight></codeline> |
| <codeline lineno="86"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(!value.has_value())<sp/>{</highlight></codeline> |
| <codeline lineno="87"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>finish(values);</highlight></codeline> |
| <codeline lineno="88"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="89"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>append(values,<sp/>value.value());</highlight></codeline> |
| <codeline lineno="90"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="91"><highlight class="normal"><sp/><sp/><sp/><sp/>};</highlight></codeline> |
| <codeline lineno="92"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="93"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">constexpr</highlight><highlight class="normal"><sp/>(!std::is_move_constructible_v<T>)<sp/>{</highlight></codeline> |
| <codeline lineno="94"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">static_assert</highlight><highlight class="normal">(std::is_copy_constructible_v<T>,</highlight></codeline> |
| <codeline lineno="95"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"Iterator::ToVector<sp/>requires<sp/>T<sp/>to<sp/>be<sp/>move-<sp/>or<sp/>copy-constructible"</highlight><highlight class="normal">);</highlight></codeline> |
| <codeline lineno="96"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="97"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>For<sp/>strictly<sp/>copy-only<sp/>T,<sp/>collecting<sp/>directly<sp/>into<sp/>a<sp/>vector<sp/>can<sp/>repeatedly<sp/>copy</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="98"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>previously<sp/>collected<sp/>elements<sp/>during<sp/>vector<sp/>growth.<sp/>Stage<sp/>values<sp/>in<sp/>a<sp/>deque,</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="99"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>then<sp/>copy<sp/>once<sp/>into<sp/>an<sp/>exactly<sp/>sized<sp/>vector.</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="100"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>std::deque<T><sp/>values;</highlight></codeline> |
| <codeline lineno="101"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>collect(</highlight></codeline> |
| <codeline lineno="102"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>values,<sp/>[](</highlight><highlight class="keyword">auto</highlight><highlight class="normal">&<sp/>destination,<sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>T&<sp/>value)<sp/>{<sp/>destination.push_back(value);<sp/>},</highlight></codeline> |
| <codeline lineno="103"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>[](</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal">&<sp/>source)<sp/>{</highlight></codeline> |
| <codeline lineno="104"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::vector<T>(source.cbegin(),<sp/>source.cend());</highlight></codeline> |
| <codeline lineno="105"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>});</highlight></codeline> |
| <codeline lineno="106"><highlight class="normal"><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline> |
| <codeline lineno="107"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>std::vector<T><sp/>values;</highlight></codeline> |
| <codeline lineno="108"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>collect(</highlight></codeline> |
| <codeline lineno="109"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>values,</highlight></codeline> |
| <codeline lineno="110"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>[](</highlight><highlight class="keyword">auto</highlight><highlight class="normal">&<sp/>destination,<sp/>T&<sp/>value)<sp/>{</highlight></codeline> |
| <codeline lineno="111"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>destination.push_back(std::move_if_noexcept(value));</highlight></codeline> |
| <codeline lineno="112"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>},</highlight></codeline> |
| <codeline lineno="113"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>[](</highlight><highlight class="keyword">auto</highlight><highlight class="normal">&<sp/>source)<sp/>{<sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::move(source);<sp/>});</highlight></codeline> |
| <codeline lineno="114"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="115"><highlight class="normal"><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="116"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="117"><highlight class="normal"><sp/></highlight><highlight class="keyword">protected</highlight><highlight class="normal">:</highlight></codeline> |
| <codeline lineno="122" refid="classiceberg_1_1Iterator_1a1bbfc3019cd9a5e373f2a515e0533199" refkind="member"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">virtual</highlight><highlight class="normal"><sp/><ref refid="namespaceiceberg_1a9d5594e371beb516b0120e07e69d3af6" kindref="member">Result<std::optional<T></ref>><sp/><ref refid="classiceberg_1_1Iterator_1a1bbfc3019cd9a5e373f2a515e0533199" kindref="member">NextImpl</ref>()<sp/>=<sp/>0;</highlight></codeline> |
| <codeline lineno="123"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="124"><highlight class="normal"><sp/></highlight><highlight class="keyword">private</highlight><highlight class="normal">:</highlight></codeline> |
| <codeline lineno="125"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">bool</highlight><highlight class="normal"><sp/>finished_<sp/>=<sp/></highlight><highlight class="keyword">false</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="126"><highlight class="normal"><sp/><sp/>std::optional<Error><sp/>error_;</highlight></codeline> |
| <codeline lineno="127"><highlight class="normal">};</highlight></codeline> |
| <codeline lineno="128"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="129"><highlight class="normal">}<sp/><sp/></highlight><highlight class="comment">//<sp/>namespace<sp/>iceberg</highlight><highlight class="normal"></highlight></codeline> |
| </programlisting> |
| <location file="iceberg/util/iterator.h"/> |
| </compounddef> |
| </doxygen> |
