ruby.git/test/ruby/test_float.rb, branch v2_5_8

merge revision(s) 63334: [Backport #14729]

2019-01-20T09:17:59+00:00

	object.c: raise on long invalid float string

	* object.c (rb_cstr_to_dbl_raise): check long invalid float
	  string more precisely when truncating insignificant part.
	  [ruby-core:86800] [Bug #14729]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@66880 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

merge revision(s) 63322: [Backport #14731]

2019-01-20T05:13:27+00:00

	object.c: fix exponent with underscore

	* object.c (rb_cstr_to_dbl_raise): do not ignore exponent part
	  when the input string longer than internal buffer contains
	  underscore(s).  [ruby-core:86836] [Bug #14731]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@66879 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

numeric.c: fix for small number

2017-05-27T01:26:31+00:00

* numeric.c (flo_floor, flo_ceil): should not return zero for small
  number.  [ruby-core:81394] [Bug #13599]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58913 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

Merge latest dtoa.c [Bug #13545]

2017-05-19T14:14:52+00:00

Apply some part of http://www.netlib.org/fp/dtoa.c with my eyes...

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58796 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

no longer rescue exceptions of #coerce in Integer#step

2017-04-25T11:42:31+00:00

* numeric.c (num_step_negative_p): no more error hiding.
* test/ruby/test_float.rb, test/ruby/test_numeric.rb:
  follow the change. [Feature #7688]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58475 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

object.c: make String#to_f consistent with literal

2017-03-15T08:15:32+00:00

* object.c (rb_cstr_to_dbl): stop at successive underscores, as
  well as Float literals.  [ruby-core:80098] [Bug #13105]

  * `_` should be within digits
  * only one `_` allowed between digits

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test_float.rb: add test cases for Float#round

2016-12-22T10:29:40+00:00

* test_float.rb: add test cases for Float#round with
  half nil. Follow up r57130.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57151 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

numeric.c: allow nil as rounding mode option

2016-12-21T01:29:57+00:00

* numeric.c (rb_num_get_rounding_option): allow nil same as the
  default behavior, per [ruby-core:77961].  [Bug #12548]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57130 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

numeric.c: fix exception message for nil rounding

2016-12-06T12:54:19+00:00

* numeric.c (rb_num_get_rounding_option): fix exception message
  for the case of nil rounding mode.

* test_float.rb: add an assertion for the above change.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57000 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

round-down

2016-11-25T06:28:00+00:00

* numeric.c (round_half_down, int_round_half_down): support
  round-down mode.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56897 b2dd03c8-39d4-4d8f-98ff-823fe69b080e