* parse.y (rb_enc_symname_type): :$a!, @a! and so on are not

  valid symbols, so they should be inspected with quotes.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32639 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 13 insertions, 0 deletions

diff --git a/test/ruby/test_symbol.rb b/test/ruby/test_symbol.rb
index 282964cdf5..2a21c78540 100644
--- a/test/ruby/test_symbol.rb
+++ b/test/ruby/test_symbol.rb
@@ -75,6 +75,19 @@ class TestSymbol < Test::Unit::TestCase
     assert_inspect_evaled(':$1')
   end
 
+  def test_inspect
+    valid = %w{$a @a @@a < << <= <=> > >> >= =~ == === * ** + +@ - -@
+    | ^ & / % ~ ` [] []= ! != !~ a a? a! a= A A? A! A=}
+    valid.each do |sym|
+      assert_equal(':' + sym, sym.intern.inspect)
+    end
+
+    invalid = %w{$a? $a! $a= @a? @a! @a= @@a? @@a! @@a= =}
+    invalid.each do |sym|
+      assert_equal(':"' + sym + '"', sym.intern.inspect)
+    end
+  end
+
   def test_to_proc
     assert_equal %w(1 2 3), (1..3).map(&:to_s)
     [