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parse.y: should not deent concatenated string

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* parse.y (xstring): reset heredoc indent after dedenting,
  so that following string literal would not be dedented.
  [ruby-core:72857] [Bug #11990]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53555 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-01-16 12:16:59 +00:00
parent c12af76763
commit c8348d0cfa
3 changed files with 20 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Sat Jan 16 21:16:21 2016 Nobuyoshi Nakada <nobu@ruby-lang.org>
* parse.y (xstring): reset heredoc indent after dedenting,
so that following string literal would not be dedented.
[ruby-core:72857] [Bug #11990]
Sat Jan 16 17:24:24 2016 Martin Duerst <duerst@it.aoyama.ac.jp>
* enc/unicode.c: Artificial mapping to test buffer expansion code.

1
parse.y
View file

@ -3950,6 +3950,7 @@ xstring : tXSTRING_BEG xstring_contents tSTRING_END
/*%
%*/
heredoc_dedent($2);
heredoc_indent = 0;
/*%%%*/
if (!node) {
node = NEW_XSTR(STR_NEW0());

14
test/ruby/test_syntax.rb
View file

@ -2,6 +2,14 @@
require 'test/unit'
class TestSyntax < Test::Unit::TestCase
using Module.new {
refine(Object) do
def `(s) #`
s
end
end
}
def assert_syntax_files(test)
srcdir = File.expand_path("../../..", __FILE__)
srcdir = File.join(srcdir, test)
@ -493,7 +501,7 @@ e"
end
def assert_dedented_heredoc(expect, result, mesg = "")
%w[eos "eos" 'eos'].each do |eos|
%w[eos "eos" 'eos' `eos`].each do |eos|
assert_equal(eval("<<-#{eos}\n#{expect}eos\n"),
eval("<<~#{eos}\n#{result}eos\n"),
message(mesg) {"with #{eos}"})
@ -587,6 +595,10 @@ e"
eval("<<~#{eos} ' y'\n x\neos\n"),
"#{bug11990} with #{eos}")
end
%w[eos "eos" 'eos' `eos`].each do |eos|
_, expect = eval("[<<~#{eos}, ' x']\n"" y\n""eos\n")
assert_equal(' x', expect, bug11990)
end
end
def test_lineno_after_heredoc