method

inspect

v1_9_3_125 - Show latest stable - 0 notes - Class: File::Stat

inspect() public

Produce a nicely formatted description of stat.

File.stat("/etc/passwd").inspect
   #=> "#<File::Stat dev=0xe000005, ino=1078078, mode=0100644,
   #    nlink=1, uid=0, gid=0, rdev=0x0, size=1374, blksize=4096,
   #    blocks=8, atime=Wed Dec 10 10:16:12 CST 2003,
   #    mtime=Fri Sep 12 15:41:41 CDT 2003,
   #    ctime=Mon Oct 27 11:20:27 CST 2003>"

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static VALUE
rb_stat_inspect(VALUE self)
{
    VALUE str;
    size_t i;
    static const struct {
        const char *name;
        VALUE (*func)(VALUE);
    } member[] = {
        {"dev",            rb_stat_dev},
        {"ino",            rb_stat_ino},
        {"mode",    rb_stat_mode},
        {"nlink",   rb_stat_nlink},
        {"uid",            rb_stat_uid},
        {"gid",            rb_stat_gid},
        {"rdev",    rb_stat_rdev},
        {"size",    rb_stat_size},
        {"blksize", rb_stat_blksize},
        {"blocks",  rb_stat_blocks},
        {"atime",   rb_stat_atime},
        {"mtime",   rb_stat_mtime},
        {"ctime",   rb_stat_ctime},
    };

    struct stat* st;
    TypedData_Get_Struct(self, struct stat, &stat_data_type, st);
    if (!st) {
        return rb_sprintf("#<%s: uninitialized>", rb_obj_classname(self));
    }

    str = rb_str_buf_new2("#<");
    rb_str_buf_cat2(str, rb_obj_classname(self));
    rb_str_buf_cat2(str, " ");

    for (i = 0; i < sizeof(member)/sizeof(member[0]); i++) {
        VALUE v;

        if (i > 0) {
            rb_str_buf_cat2(str, ", ");
        }
        rb_str_buf_cat2(str, member[i].name);
        rb_str_buf_cat2(str, "=");
        v = (*member[i].func)(self);
        if (i == 2) {          /* mode */
            rb_str_catf(str, "0%lo", (unsigned long)NUM2ULONG(v));
        }
        else if (i == 0 || i == 6) { /* dev/rdev */
            rb_str_catf(str, "0x%"PRI_DEVT_PREFIX"x", NUM2DEVT(v));
        }
        else {
            rb_str_append(str, rb_inspect(v));
        }
    }
    rb_str_buf_cat2(str, ">");
    OBJ_INFECT(str, self);

    return str;
}

inspect

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