End of Life Ruby 3.2 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
File::Stat#readable?
stat.readable? → true or false
file.c
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static VALUE
rb_stat_r(VALUE obj)
{
struct stat *st = get_stat(obj);
#ifdef USE_GETEUID
if (geteuid() == 0) return Qtrue;
#endif
#ifdef S_IRUSR
if (rb_stat_owned(obj))
return RBOOL(st->st_mode & S_IRUSR);
#endif
#ifdef S_IRGRP
if (rb_stat_grpowned(obj))
return RBOOL(st->st_mode & S_IRGRP);
#endif
#ifdef S_IROTH
if (!(st->st_mode & S_IROTH)) return Qfalse;
#endif
return Qtrue;
}
Returns true if stat is readable by the effective user id of this process.
Example
File.stat("testfile").readable? #=> true