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| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | NEWS | 41 |
2 files changed, 45 insertions, 0 deletions
@@ -1,3 +1,7 @@ +Sun Jun 5 06:22:02 2011 Tadayoshi Funaba <tadf@dotrb.org> + + * NEWS: wrote about changes of date. + Sat Jun 4 16:59:26 2011 Tadayoshi Funaba <tadf@dotrb.org> * ext/date/date_core.c (d_lite_inspect): changed the format. @@ -98,6 +98,47 @@ with all sufficient information, see the ChangeLog file. the precision of the receiver BigDecimal to produce the digits of a BigDecimal from the given Rational. +* date + + * Accepts flonum explicitly with limitations. + * If the given offset is flonum, DateTime assumes its precision is + at most second. + + DateTime.new(2001,2,3,0,0,0,3.0/24) == + DateTime.new(2001,2,3,0,0,0,'+03:00') + #=> true + + * If the given operand for -/+ is flonum, DateTime assumes its + precision is at most nanosecond. + + DateTime.new(2001,2,3) + 0.5 == DateTime.new(2001,2,3,12) + #=> true + + * Precision of offset is always at most second. + + Rational('0.5') == Rational('0.500001') #=> false + DateTime.new(2001,2,3,0,0,0,Rational('0.5')) == + DateTime.new(2001,2,3,0,0,0,Rational('0.500001')) + #=> true + + * Ignores long offset and far reform day (with warning). + + * Now accepts only: + + -1<=offset<=1 (-24:00..+24:00) + 2298874<=start<=2426355 or -/+oo + (proleptic Gregorian/Julian mean -/+oo) + + * A method strftime cannot produce huge output (same as Time's one). + + * Even though Date/DateTime can handle far dates, the following gives + an empty string: + + DateTime.new(1<<10000).strftime('%Y') #=> "" + + * Changed the format of inspect. + * Changed the format of marshal (but, can load old dumps). + * io/console * new methods: * IO#noecho {|io| } |