diff options
Diffstat (limited to 'ext')
-rw-r--r-- | ext/psych/lib/psych/scalar_scanner.rb | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/ext/psych/lib/psych/scalar_scanner.rb b/ext/psych/lib/psych/scalar_scanner.rb index 41e889a528..d0beee3626 100644 --- a/ext/psych/lib/psych/scalar_scanner.rb +++ b/ext/psych/lib/psych/scalar_scanner.rb @@ -8,11 +8,17 @@ module Psych TIME = /^\d{4}-\d{1,2}-\d{1,2}([Tt]|\s+)\d{1,2}:\d\d:\d\d(\.\d*)?(\s*Z|[-+]\d{1,2}(:\d\d)?)?/ # Taken from http://yaml.org/type/float.html - FLOAT = /^(?:[-+]?([0-9][0-9_,]*)?\.[0-9.]*([eE][-+][0-9]+)?(?# base 10) + FLOAT = /^(?:[-+]?([0-9][0-9_,]*)?\.[0-9]*([eE][-+][0-9]+)?(?# base 10) |[-+]?[0-9][0-9_,]*(:[0-5]?[0-9])+\.[0-9_]*(?# base 60) |[-+]?\.(inf|Inf|INF)(?# infinity) |\.(nan|NaN|NAN)(?# not a number))$/x + # Taken from http://yaml.org/type/int.html + INTEGER = /^(?:[-+]?0b[0-1_]+ (?# base 2) + |[-+]?0[0-7_]+ (?# base 8) + |[-+]?(?:0|[1-9][0-9_]*) (?# base 10) + |[-+]?0x[0-9a-fA-F_]+ (?# base 16))$/x + # Create a new scanner def initialize @string_cache = {} @@ -86,20 +92,15 @@ module Psych end i when FLOAT - begin - return Float(string.gsub(/[,_]/, '')) - rescue ArgumentError + if string == '.' + @string_cache[string] = true + string + else + Float(string.gsub(/[,_]/, '')) end - - @string_cache[string] = true - string else - if string.count('.') < 2 - begin - return Integer(string.gsub(/[,_]/, '')) - rescue ArgumentError - end - end + int = parse_int string.gsub(/[,_]/, '') + return int if int @string_cache[string] = true string @@ -107,6 +108,13 @@ module Psych end ### + # Parse and return an int from +string+ + def parse_int string + return unless INTEGER === string + Integer(string) + end + + ### # Parse and return a Time from +string+ def parse_time string date, time = *(string.split(/[ tT]/, 2)) |