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50 lines
819 B
C++
50 lines
819 B
C++
#pragma once
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#include "base/assert.hpp"
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#include <iostream>
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#include <string>
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namespace tree
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{
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template <class ToDo>
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bool LoadTreeAsText(std::istream & s, ToDo & toDo)
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{
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std::string name;
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s >> name;
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ASSERT ( !name.empty(), ("Error in classificator file") );
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if (name == "{}") return false;
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// set key name
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toDo.Name(name);
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// load object itself
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std::string strkey;
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s >> strkey;
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while (strkey != "+" && strkey != "-")
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s >> strkey;
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// load children
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if (strkey == "+")
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{
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size_t i = 0;
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while (true)
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{
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toDo.Start(i++);
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bool const isContinue = LoadTreeAsText(s, toDo);
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toDo.End();
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if (!isContinue)
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{
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toDo.EndChilds();
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break;
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}
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}
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ASSERT ( i <= 128, ("too many features at level = ", name) );
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}
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return true;
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}
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}
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