diff options
-rw-r--r-- | ext/psych/lib/psych/scalar_scanner.rb | 8 | ||||
-rw-r--r-- | test/psych/test_scalar_scanner.rb | 9 |
2 files changed, 12 insertions, 5 deletions
diff --git a/ext/psych/lib/psych/scalar_scanner.rb b/ext/psych/lib/psych/scalar_scanner.rb index 01f7a2ef1c..eecd46ebe8 100644 --- a/ext/psych/lib/psych/scalar_scanner.rb +++ b/ext/psych/lib/psych/scalar_scanner.rb @@ -13,10 +13,10 @@ module Psych FLOAT = /^(?:[-+]?([0-9][0-9_,]*)?\.[0-9]*([eE][-+][0-9]+)?(?# base 10))$/x # Taken from http://yaml.org/type/int.html - INTEGER = /^(?:[-+]?0b[0-1_,]+ (?# base 2) - |[-+]?0[0-7_,]+ (?# base 8) - |[-+]?(?:0|[1-9][0-9_,]*) (?# base 10) - |[-+]?0x[0-9a-fA-F_,]+ (?# base 16))$/x + INTEGER = /^(?:[-+]?0b[0-1_,]+ (?# base 2) + |[-+]?0[0-7_,]+ (?# base 8) + |[-+]?(?:\d|[1-9][0-9_,]*[^_]) (?# base 10) + |[-+]?0x[0-9a-fA-F_,]+ (?# base 16))$/x attr_reader :class_loader diff --git a/test/psych/test_scalar_scanner.rb b/test/psych/test_scalar_scanner.rb index ec67a33835..e489b20a0f 100644 --- a/test/psych/test_scalar_scanner.rb +++ b/test/psych/test_scalar_scanner.rb @@ -118,13 +118,20 @@ module Psych assert_equal "_100", ss.tokenize('_100') end + def test_scan_strings_ending_with_underscores + assert_equal "100_", ss.tokenize('100_') + end + def test_scan_int_commas_and_underscores # NB: This test is to ensure backward compatibility with prior Psych versions, # not to test against any actual YAML specification. assert_equal 123_456_789, ss.tokenize('123_456_789') assert_equal 123_456_789, ss.tokenize('123,456,789') assert_equal 123_456_789, ss.tokenize('1_2,3,4_5,6_789') - assert_equal 123_456_789, ss.tokenize('1_2,3,4_5,6_789_') + + assert_equal 1, ss.tokenize('1') + assert_equal 1 ss.tokenize('+1') + assert_equal -1 ss.tokenize('-1') assert_equal 0b010101010, ss.tokenize('0b010101010') assert_equal 0b010101010, ss.tokenize('0b0,1_0,1_,0,1_01,0') |