revive zero and implicit precision support as a deprecated feature.
* test/bigdecimal/test_bigdecimal_util.rb: modify a test for the above
change.
* NEWS: describes the above change.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@32753 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* ext/bigdecimal/lib/bigdecimal/util.rb (Rational#to_d):
zero or negative precision is error. fixes#5098.
[ruby-dev:44210]
* ext/bigdecimal/lib/bigdecimal/util.rb (Float#to_d): modified for
specifying precision. fixes#5098. [ruby-dev:44210]
* ext/bigdecimal/lib/bigdecimal/util.rb (Integer#to_d): added
for symmetry to BigDecimal() function with an Integer.
fixes#5098. [ruby-dev:44210]
* ext/bigdecimal/lib/bigdecimal/util.rb (BigDecimal#to_d): added
for adapting other Numeric subclasses. [ruby-dev:44245]
* test/bigdecimal/test_bigdecimal_util.rb: add tests for the above
changes.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@32687 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
