108 lines
2.4 KiB
C++
108 lines
2.4 KiB
C++
/*
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* ImportStatement.cpp
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*
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* Created on: Jan 7, 2013
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* Author: att
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*/
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#include "ImportStatement.h"
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ImportStatement::ImportStatement(std::string name_of_module, ContextManager * context_manager) :
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name_of_module(name_of_module), context_manager(context_manager){
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//Hrum hrum magic
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this->type = "ImportStatement";
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prepare_defaults();
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std::ifstream module_file;
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std::string module_source_text = "";
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std::string line;
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Lexer lexer;
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vector<Token> tokens;
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Parser parser(context_manager);
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correctly_imported = false;
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for(auto path : prepare_paths(name_of_module))
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{
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if(correctly_imported) break;
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std::cout << "Path was: " + path << std::endl;
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module_file.open(path.c_str());
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if (module_file.is_open())
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{
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while ( module_file.good() )
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{
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getline (module_file, line);
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module_source_text += line;
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tokens = lexer.parse_line(line);
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parser.add_tokens(tokens);
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}
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module_file.close();
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parser.interpret();
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import_body = parser.tree.root;
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children.push_back(import_body);
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correctly_imported = true;
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}
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}
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if(correctly_imported)
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std::cout << "Import complete!" << std::endl;
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else
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std::cout << "Invalid import!" << std::endl;
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//std::cout << "Importing file: " << module_source_text << std::endl;
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//std::cout << "Tokens from file: " << parser.show_tokens() << std::endl;
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//std::cout << "Errors from file: " << parser.error_message << std::endl;
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}
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void ImportStatement::prepare_defaults()
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{
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DEFAULT_LIB_PATHS.push_back("/home/att/old/development/sencha-lang/Sencha-lang/libs/");
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}
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std::vector<std::string> ImportStatement::prepare_paths(std::string name_of_module)
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{
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std::vector<std::string> paths;
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if(name_of_module.substr(name_of_module.size() -3,name_of_module.size()) == ".se")
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{
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std::cout << name_of_module.substr(name_of_module.size() -3,name_of_module.size() ) << std::endl;
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paths.push_back(name_of_module);
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}
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else
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{
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for(auto path : DEFAULT_LIB_PATHS)
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{
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paths.push_back(path + name_of_module + ".se");
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}
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}
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return paths;
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}
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std::string ImportStatement::strip_string(std::string text)
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{
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if(text.size() > 2)
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{
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std::string result;
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for(unsigned int i = 1; i < text.size() - 1; i++)
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{
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result += text[i];
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}
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return result;
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}
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else
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return string("");
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}
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ImportStatement::~ImportStatement() {
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// TODO Auto-generated destructor stub
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}
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SenchaObject ImportStatement::execute()
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{
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if(correctly_imported)
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return import_body->execute();
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else
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return SenchaObject();
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}
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