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instance method

IO#to_path

to_path

VALUE
rb_io_path(VALUE io)
{
    rb_io_t *fptr = RFILE(io)->fptr;

    if (!fptr)
        return Qnil;

    return rb_obj_dup(fptr->pathv);
}

Alias of #path

Returns the string path associated with self, or nil if there is no associated path:

Example

path = 'doc/maintainers.md'
fd = File.open(path).fileno # => 6
IO.new(fd, path: path).path # => "doc/maintainers.md"
IO.new(fd).path             # => nil

See also #path #to_io #tty? #to_i also in 4.0 · 3.4 · 3.3 · 3.2

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