forked from xxq250/Nasal-Interpreter
Valk Richard Li
97 lines
1.9 KiB
C++
97 lines
1.9 KiB
C++
#ifndef __NASAL_RESOURCE_H__
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#define __NASAL_RESOURCE_H__
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/* filenames of lib files */
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#ifndef LIB_FILE_NUM
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#define LIB_FILE_NUM 11
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const std::string lib_filename[LIB_FILE_NUM]=
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{
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"lib/base.nas",
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"lib/bits.nas",
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"lib/io.nas",
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"lib/math.nas",
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"lib/readline.nas",
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"lib/regex.nas",
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"lib/sqlite.nas",
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"lib/system.nas",
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"lib/thread.nas",
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"lib/unix.nas",
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"lib/utf8.nas"
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};
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#endif
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class nasal_resource
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{
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private:
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std::vector<char> res;
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public:
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void input_file(std::string);
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void load_lib();
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void clear();
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void print_file();
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std::vector<char>& get_file();
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};
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void nasal_resource::input_file(std::string filename)
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{
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std::ifstream fin(filename,std::ios::binary);
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if(fin.fail())
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{
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std::cout<<">> [resource] cannot open file \'"<<filename<<"\'."<<std::endl;
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fin.close();
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return;
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}
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while(!fin.eof())
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{
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char c=fin.get();
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if(fin.eof()) break;
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res.push_back(c);
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}
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fin.close();
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return;
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}
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void nasal_resource::load_lib()
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{
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for(int i=0;i<LIB_FILE_NUM;++i)
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this->input_file(lib_filename[i]);
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return;
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}
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void nasal_resource::clear()
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{
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res.clear();
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return;
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}
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void nasal_resource::print_file()
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{
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int size=res.size(),line=1;
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std::cout<<line<<"\t";
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std::string unicode_str="";
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for(int i=0;i<size;++i)
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{
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if(res[i]>=0 && unicode_str.length())
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{
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std::cout<<unicode_str;
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unicode_str="";
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}
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if(32<=res[i]) std::cout<<res[i];
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else if(res[i]<0) unicode_str+=res[i];
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else std::cout<<" ";
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if(res[i]=='\n')
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{
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++line;
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std::cout<<std::endl<<line<<"\t";
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}
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}
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std::cout<<(unicode_str.length()?unicode_str:"")<<std::endl;
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return;
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}
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std::vector<char>& nasal_resource::get_file()
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{
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return res;
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}
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#endif |