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91 lignes
1.3 KiB
91 lignes
1.3 KiB
#pragma once
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#include <map>
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#include <string>
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#include <sstream>
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#include <optional>
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#include <memory>
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using tool_env = std::map<std::string, std::string>;
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class tool
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{
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public:
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virtual void init(std::optional<std::shared_ptr<tool>> next) = 0;
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virtual void execute() = 0;
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virtual void enqueue(std::string) = 0;
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virtual bool has_queue() = 0;
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};
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inline std::string escape(std::string v)
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{
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std::stringstream sstr;
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for(char c : v)
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{
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switch(c)
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{
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case '\\':
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sstr<<"\\\\";
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break;
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case '\n':
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sstr<<"\\n";
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break;
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case '\t':
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sstr<<"\\t";
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break;
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case ':':
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sstr<<"\\:";
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break;
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case 0:
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sstr<<"\\0";
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break;
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default:
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sstr<<c;
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break;
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}
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}
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return sstr.str();
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}
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inline std::string unescape(std::string v)
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{
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std::stringstream sstr;
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std::stringstream orig{v};
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char point;
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while(orig.good())
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{
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orig >> point;
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if(point!='\\')
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{
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sstr << point;
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}
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else
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{
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orig >> point;
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switch(point)
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{
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case '\\':
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sstr<<"\\";
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break;
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case 'n':
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sstr<<"\n";
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break;
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case 't':
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sstr<<"\t";
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break;
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case '0':
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sstr<<"\0";
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break;
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case ':':
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sstr<<":";
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break;
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default:
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sstr<<point;
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break;
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}
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}
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}
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return sstr.str();
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}
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std::optional<std::shared_ptr<tool> > mktool(std::string toolname, tool_env env);
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