InterpretCommand.h

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#pragma once
 
#include <ast/Command.h>
#include <environment/Environment.h>
 
#include <readline/IstreamLineInterface.h>
#include <fstream>
 
namespace cli {
 
class InterpretCommand : public Command {
    std::string m_fileName;
 
public:
    InterpretCommand ( std::string libraryName ) : m_fileName ( std::move ( libraryName ) ) {
    }
 
    CommandResult run ( Environment & environment ) const override {
        std::ifstream ifs ( m_fileName );
 
        if ( ! ifs.is_open ( ) )
            throw exception::CommonException ( "File '" + m_fileName + "' not found." );
 
        CommandResult state = environment.execute ( std::make_shared < cli::IstreamLineInterface < std::ifstream > > ( cli::IstreamLineInterface < std::ifstream > ( std::move ( ifs ) ) ) );
 
        if ( state != cli::CommandResult::QUIT && state != cli::CommandResult::RETURN )
            state = cli::CommandResult::OK;
 
        return state;
    }
};
 
} /* namespace cli */