Bug #9982: Kernel#sprintf: unmbered widht and precision with numbered argument

• Status: Closed
• Assignee: nobu (Nobuyoshi Nakada)
• Target version: 2.2.0
• ruby -v: trunk
• Backport: 2.0.0: DONE, 2.1: DONE

[nobu (Nobuyoshi Nakada)]

次のコードがエラーにならず、変換対象の引数が幅や精度としても使われています。

sprintf("%1$*d", 3)  #=> "  3"
sprintf("%1$.*d", 3) #=> "003"

[nobu (Nobuyoshi Nakada)]

• Status changed from Open to Closed
• % Done changed from 0 to 100

Applied in changeset r46569.

---

sprintf.c: unnumbered asterisk with numbered argument

• sprintf.c (GETASTER): should not use the numbered argument to be
  formatted, raise ArgumentError instead.
  [ruby-dev:48330] [Bug #9982]

[nagachika (Tomoyuki Chikanaga)]

• Backport changed from 2.0.0: REQUIRED, 2.1: REQUIRED to 2.0.0: REQUIRED, 2.1: DONE

Backported into ruby_2_1 branch at r47376.

[usa (Usaku NAKAMURA)]

• Backport changed from 2.0.0: REQUIRED, 2.1: DONE to 2.0.0: DONE, 2.1: DONE

backported into ruby_2_0_0 at r47497.