Updated naughty string list, generator, test

pkgs/markdown/test/blns.dart

diff --git a/pkgs/markdown/test/blns.dart b/pkgs/markdown/test/blns.dart
index 8285124..89afc70 100644
--- a/pkgs/markdown/test/blns.dart
+++ b/pkgs/markdown/test/blns.dart
@@ -2,7 +2,7 @@
 //
 // This file was generated from big-list-of-naughty-strings's JSON file:
 // https://github.com/minimaxir/big-list-of-naughty-strings/raw/master/blns.json
-// at 2018-07-02 12:53:34.521084 by the script, tool/update_blns.dart.
+// at 2019-03-26 11:59:01.647188 by the script, tool/update_blns.dart.
 
 const blns = <String>[
   '',
@@ -99,7 +99,7 @@
   '!@#\$%^&*()`~',
   '
',
   '€‚ƒ„†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ',
-  '	 …             ​

  　',
+  '	 …             ​

  　',
   '­؀؁؂؃؄؅؜۝܏᠎​‌‍‎‏‪‫‬‭‮⁠⁡⁢⁣⁤⁦⁧⁨⁩𑂽𛲠𛲡𛲢𛲣𝅳𝅴𝅵𝅶𝅷𝅸𝅹𝅺󠀁󠀠󠀡󠀢󠀣󠀤󠀥󠀦󠀧󠀨󠀩󠀪󠀫󠀬󠀭󠀮󠀯󠀰󠀱󠀲󠀳󠀴󠀵󠀶󠀷󠀸󠀹󠀺󠀻󠀼󠀽󠀾󠀿󠁀󠁁󠁂󠁃󠁄󠁅󠁆󠁇󠁈󠁉󠁊󠁋󠁌󠁍󠁎󠁏󠁐󠁑󠁒󠁓󠁔󠁕󠁖󠁗󠁘󠁙󠁚󠁛󠁜󠁝󠁞󠁟󠁠󠁡󠁢󠁣󠁤󠁥󠁦󠁧󠁨󠁩󠁪󠁫󠁬󠁭󠁮󠁯󠁰󠁱󠁲󠁳󠁴󠁵󠁶󠁷󠁸󠁹󠁺󠁻󠁼󠁽󠁾󠁿',
   '',
   '￾',
@@ -138,9 +138,10 @@
   '社會科學院語學研究所',
   '울란바토르',
   '𠜎𠜱𠝹𠱓𠱸𠲖𠳏',
+  '表ポあA鷗ŒéＢ逍Üߪąñ丂㐀𠀀',
   'Ⱥ',
   'Ⱦ',
-  'ヽ༼ຈل͜ຈ༽ﾉ ヽ༼ຈل͜ຈ༽ﾉ ',
+  'ヽ༼ຈل͜ຈ༽ﾉ ヽ༼ຈل͜ຈ༽ﾉ',
   '(｡◕ ∀ ◕｡)',
   '｀ｨ(´∀｀∩',
   '__ﾛ(,_,*)',
@@ -169,15 +170,7 @@
   'הָיְתָהtestالصفحات التّحول',
   '﷽',
   'ﷺ',
-  'مُنَاقَشَةُ سُبُلِ اِسْتِخْدَامِ اللُّغَةِ فِي النُّظُمِ الْقَائِمَةِ وَفِيم يَخُصَّ التَّطْبِيقَاتُ الْحاسُوبِيَّةُ، ',
-  '​',
-  ' ',
-  '᠎',
-  '　',
-  '',
-  '␣',
-  '␢',
-  '␡',
+  'مُنَاقَشَةُ سُبُلِ اِسْتِخْدَامِ اللُّغَةِ فِي النُّظُمِ الْقَائِمَةِ وَفِيم يَخُصَّ التَّطْبِيقَاتُ الْحاسُوبِيَّةُ، ',
   '‪‪test‪',
   '‫test‫',
   '
test
',
@@ -460,9 +453,11 @@
   '\$HOME',
   '\$ENV{\'HOME\'}',
   '%d',
-  '%s',
+  '%s%s%s%s%s',
   '{0}',
   '%*.*s',
+  '%@',
+  '%n',
   'File:///',
   '../../../../../../../../../../../etc/passwd%00',
   '../../../../../../../../../../../etc/hosts',
@@ -512,4 +507,6 @@
   'But now...for my greatest trick...',
   'The quick brown fox... [Beeeep]',
   'Powerلُلُصّبُلُلصّبُررً ॣ ॣh ॣ ॣ冗',
+  '🏳0🌈️',
+  'జ్ఞ‌ా',
 ];

pkgs/markdown/test/blns_test.dart

diff --git a/pkgs/markdown/test/blns_test.dart b/pkgs/markdown/test/blns_test.dart
index 383e112..5ef04de 100644
--- a/pkgs/markdown/test/blns_test.dart
+++ b/pkgs/markdown/test/blns_test.dart
@@ -16,7 +16,7 @@
     // This is more a test of update_blns.dart: we're testing that the strings
     // were encoded half-decently, and nothing got globbed up into a big
     // multiline string.
-    expect(blns, hasLength(507));
+    expect(blns, hasLength(504));
   });
 
   var index = 0;

pkgs/markdown/tool/update_blns.dart

diff --git a/pkgs/markdown/tool/update_blns.dart b/pkgs/markdown/tool/update_blns.dart
index 37d10ee..0f42462 100644
--- a/pkgs/markdown/tool/update_blns.dart
+++ b/pkgs/markdown/tool/update_blns.dart
@@ -25,7 +25,7 @@
 // at ${DateTime.now()} by the script, tool/update_blns.dart.
 
 ''');
-  blnsContent.writeln('const blns = const <String>[');
+  blnsContent.writeln('const blns = <String>[');
   for (var str in json) {
     var escaped = str
         .replaceAll(r'\', r'\\')