library/cpp/string_utils/ztstrbuf/ztstrbuf.h


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#pragma once 
 
#include <util/generic/strbuf.h> 
#include <util/generic/string.h>
 
/* 
 * Zero-terminated string view. 
 * 
 * Has a c_str() for use with system/cstdlib calls (like TString) 
 * but can be constructed from a string literal or command-line arg 
 * without memory allocation (like TStringBuf). 
 * 
 * Use it to reference filenames, thread names, string formats etc. 
 */ 
 
class TZtStringBuf: public TStringBuf { 
public: 
    TZtStringBuf(const char* s) 
        : TStringBuf(s) 
    { 
    } 
 
    TZtStringBuf(const TString& s) 
        : TStringBuf(s) 
    { 
    } 
 
    TZtStringBuf() 
        : TZtStringBuf(TString{}) 
    { 
    } 
 
    const char* c_str() const { 
        return data(); 
    } 
};