forked from xxq250/Nasal-Interpreter
66 lines
1.4 KiB
C++
66 lines
1.4 KiB
C++
#ifndef __ABSTRACT_SYNTAX_TREE_CPP__
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#define __ABSTRACT_SYNTAX_TREE_CPP__
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balloon_scope global;
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var abstract_syntax_tree::get_value()
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{
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var temp;
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temp.set_type(type);
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if(type==__number)
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temp.set_number(number);
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else if(type==__string)
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temp.set_string(str);
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else if(type==__array)
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{
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var new_var;
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}
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else if(type==__hash)
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{
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var new_var;
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}
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else if(type==__function)
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temp.set_function(*this);
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if(name.length()!=0)
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temp.set_name(name);
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return temp;
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}
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void abstract_syntax_tree::run_root()
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{
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global.set_clear();
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int beg_time,end_time;
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int exit_type=__process_exited_successfully;
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beg_time=time(NULL);
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for(std::list<abstract_syntax_tree>::iterator i=children.begin();i!=children.end();++i)
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{
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if(i->type==__definition)
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{
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var new_var;
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std::list<abstract_syntax_tree>::iterator j=i->children.begin();
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std::string _name=j->name;
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if(!global.search_var(_name))
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{
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new_var.set_name(_name);
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global.add_var(new_var);
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}
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else
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{
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std::cout<<">>[Runtime-error] redeclaration of \'"<<_name<<"\'."<<std::endl;
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exit_type=__redeclaration;
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break;
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}
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}
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}
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end_time=time(NULL);
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std::cout<<">>[Runtime] process exited after "<<end_time-beg_time<<" sec(s) with returned state \'";
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print_exit_type(exit_type);
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std::cout<<"\'."<<std::endl;
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return;
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}
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#endif
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