添加生成help功能
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@@ -4,6 +4,9 @@
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#include "../include/Order.h"
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#include <iomanip>
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#include <iostream>
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#include <sstream>
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#include <stdexcept>
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#define THROW(errStr) do{ this->err = errStr; return false; } while(false)
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@@ -144,4 +147,25 @@ namespace ling {
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const std::string &Order::getError() const {
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return err;
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}
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std::string Order::generateHelp(const std::string &title) const {
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std::stringstream stream;
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stream << title << std::endl;
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std::cout << std::endl;
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for (const auto &[fst, snd]: data) {
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std::stringstream temp;
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//即使参数有多个选项,也只输出前两个
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if (snd.options.size() == 2) {
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temp << std::left << std::setw(7) << (snd.options[0] + ",") << std::left << std::setw(18) << snd.options[1];
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} else {
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if (snd.options[0].at(0) == '-' && snd.options[0].at(1) == '-')
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temp << std::left << std::setw(7) << "" << std::left << std::setw(18) << snd.options[0];
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else
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temp << std::left << std::setw(25) << snd.options[0];
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}
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temp << std::left << std::setw(55) << snd.memage;
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stream << temp.str() << std::endl;
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}
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return stream.str();
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}
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} // ling
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