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pack.c: escape and encoding

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* pack.c (pack_pack): escape unprintable characters and preserve
  the encoding of warning message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48307 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2014-11-06 14:58:43 +00:00
parent fa892d27af
commit 1f53145dd4
3 changed files with 25 additions and 3 deletions
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8
test/ruby/test_pack.rb
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@ -718,5 +718,13 @@ EXPECTED
assert_warning(/unknown pack directive ',' in ','/) {
[].pack(",")
}
assert_warning(/\A[ -~]+\Z/) {
[].pack("\x7f")
}
assert_warning(/\A(.* in '\u{3042}'\n)+\z/) {
EnvUtil.with_default_external(Encoding::UTF_8) {
[].pack("\u{3042}")
}
}
end
end