ruby-changes:46318
From: hsbt <ko1@a...>
Date: Fri, 21 Apr 2017 15:16:16 +0900 (JST)
Subject: [ruby-changes:46318] hsbt:r58432 (trunk): Removed mathn.rb from stdlib. It's deprecated from Ruby 2.2.
hsbt 2017-04-21 15:16:11 +0900 (Fri, 21 Apr 2017) New Revision: 58432 https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=58432 Log: Removed mathn.rb from stdlib. It's deprecated from Ruby 2.2. [Feature #10169][[ruby-core:64553]] Removed files: trunk/lib/mathn.gemspec trunk/lib/mathn.rb trunk/test/test_mathn.rb Modified files: trunk/NEWS trunk/doc/maintainers.rdoc trunk/doc/standard_library.rdoc trunk/test/bigdecimal/test_bigdecimal.rb trunk/test/ruby/test_array.rb trunk/test/ruby/test_enum.rb trunk/test/ruby/test_range.rb Index: lib/mathn.rb =================================================================== --- lib/mathn.rb (revision 58431) +++ lib/mathn.rb (nonexistent) @@ -1,167 +0,0 @@ https://github.com/ruby/ruby/blob/trunk/lib/mathn.rb#L0 -# frozen_string_literal: false -#-- -# $Release Version: 0.5 $ -# $Revision: 1.1.1.1.4.1 $ - -## -# = mathn -# -# mathn serves to make mathematical operations more precise in Ruby -# and to integrate other mathematical standard libraries. -# -# Without mathn: -# -# 3 / 2 => 1 # Integer -# -# With mathn: -# -# 3 / 2 => 3/2 # Rational -# -# mathn keeps value in exact terms. -# -# Without mathn: -# -# 20 / 9 * 3 * 14 / 7 * 3 / 2 # => 18 -# -# With mathn: -# -# 20 / 9 * 3 * 14 / 7 * 3 / 2 # => 20 -# -# -# When you require 'mathn', the libraries for Prime, CMath, Matrix and Vector -# are also loaded. -# -# == Copyright -# -# Author: Keiju ISHITSUKA (SHL Japan Inc.) -#-- -# class Numeric follows to make this documentation findable in a reasonable -# location - -warn('lib/mathn.rb is deprecated') if $VERBOSE - -class Numeric; end - -require "cmath.rb" -require "matrix.rb" -require "prime.rb" - -unless defined?(Math.exp!) - Object.instance_eval{remove_const :Math} - Math = CMath # :nodoc: -end - -## -# When mathn is required, Integer's division is enhanced to -# return more precise values from mathematical expressions. -# -# 2/3*3 # => 0 -# require 'mathn' -# 2/3*3 # => 2 -# -# (2**72) / ((2**70) * 3) # => 4/3 - -class Integer - remove_method :/ - - ## - # +/+ defines the Rational division for Bignum. - # - # (2**72) / ((2**70) * 3) # => 4/3 - - alias / quo -end - -## -# When mathn is required, the Math module changes as follows: -# -# Standard Math module behaviour: -# Math.sqrt(4/9) # => 0.0 -# Math.sqrt(4.0/9.0) # => 0.666666666666667 -# Math.sqrt(- 4/9) # => Errno::EDOM: Numerical argument out of domain - sqrt -# -# After require 'mathn', this is changed to: -# -# require 'mathn' -# Math.sqrt(4/9) # => 2/3 -# Math.sqrt(4.0/9.0) # => 0.666666666666667 -# Math.sqrt(- 4/9) # => Complex(0, 2/3) - -module Math - remove_method(:sqrt) - - ## - # Computes the square root of +a+. It makes use of Complex and - # Rational to have no rounding errors if possible. - # - # Math.sqrt(4/9) # => 2/3 - # Math.sqrt(- 4/9) # => Complex(0, 2/3) - # Math.sqrt(4.0/9.0) # => 0.666666666666667 - - def sqrt(a) - if a.kind_of?(Complex) - sqrt!(a) - elsif a.respond_to?(:nan?) and a.nan? - a - elsif a >= 0 - rsqrt(a) - else - Complex(0,rsqrt(-a)) - end - end - - ## - # Compute square root of a non negative number. This method is - # internally used by +Math.sqrt+. - - def rsqrt(a) # :nodoc: - if a.kind_of?(Float) - sqrt!(a) - elsif a.kind_of?(Rational) - rsqrt(a.numerator)/rsqrt(a.denominator) - else - src = a - max = 2 ** 32 - byte_a = [src & 0xffffffff] - # ruby's bug - while (src >= max) and (src >>= 32) - byte_a.unshift src & 0xffffffff - end - - answer = 0 - main = 0 - side = 0 - for elm in byte_a - main = (main << 32) + elm - side <<= 16 - if answer != 0 - if main * 4 < side * side - applo = main.div(side) - else - applo = ((sqrt!(side * side + 4 * main) - side)/2.0).to_i + 1 - end - else - applo = sqrt!(main).to_i + 1 - end - - while (x = (side + applo) * applo) > main - applo -= 1 - end - main -= x - answer = (answer << 16) + applo - side += applo * 2 - end - if main == 0 - answer - else - sqrt!(a) - end - end - end - - class << self - remove_method(:sqrt) - end - module_function :sqrt - module_function :rsqrt -end Property changes on: lib/mathn.rb ___________________________________________________________________ Deleted: svn:eol-style ## -1 +0,0 ## -LF \ No newline at end of property Index: lib/mathn.gemspec =================================================================== --- lib/mathn.gemspec (revision 58431) +++ lib/mathn.gemspec (nonexistent) @@ -1,16 +0,0 @@ https://github.com/ruby/ruby/blob/trunk/lib/mathn.gemspec#L0 -Gem::Specification.new do |s| - s.name = "mathn" - s.version = '0.0.1' - s.date = '2017-03-20' - s.summary = "Deprecated library that extends math operations." - s.description = "Deprecated library that extends math operations." - - s.require_path = %w{lib} - s.files = %w{mathn.rb} - s.required_ruby_version = ">= 2.5.0dev" - - s.authors = ["Keiju ISHITSUKA"] - s.email = [nil] - s.homepage = "https://www.ruby-lang.org" - s.license = "BSD-2-Clause" -end Index: test/test_mathn.rb =================================================================== --- test/test_mathn.rb (revision 58431) +++ test/test_mathn.rb (nonexistent) @@ -1,190 +0,0 @@ https://github.com/ruby/ruby/blob/trunk/test/test_mathn.rb#L0 -# frozen_string_literal: false -require 'test/unit' - -# mathn redefines too much. It must be isolated to child processes. -class TestMathn < Test::Unit::TestCase - def test_power - stderr = $VERBOSE ? ["lib/mathn.rb is deprecated"] : [] - assert_in_out_err ['-r', 'mathn', '-e', 'a=1**2;!a'], "", [], stderr, '[ruby-core:25740]' - assert_in_out_err ['-r', 'mathn', '-e', 'a=(1 << 126)**2;!a'], "", [], stderr, '[ruby-core:25740]' - end - - def test_quo - stderr = $VERBOSE ? ["lib/mathn.rb is deprecated"] : [] - assert_in_out_err ['-r', 'mathn'], <<-EOS, %w(OK), stderr, '[ruby-core:41575]' - 1.quo(2); puts :OK - EOS - end - - def test_floor - assert_separately(%w[-rmathn], <<-EOS, ignore_stderr: true) - assert_equal( 2, ( 13/5).floor) - assert_equal( 2, ( 5/2).floor) - assert_equal( 2, ( 12/5).floor) - assert_equal(-3, (-12/5).floor) - assert_equal(-3, ( -5/2).floor) - assert_equal(-3, (-13/5).floor) - - assert_equal( 2, ( 13/5).floor(0)) - assert_equal( 2, ( 5/2).floor(0)) - assert_equal( 2, ( 12/5).floor(0)) - assert_equal(-3, (-12/5).floor(0)) - assert_equal(-3, ( -5/2).floor(0)) - assert_equal(-3, (-13/5).floor(0)) - - assert_equal(( 13/5), ( 13/5).floor(2)) - assert_equal(( 5/2), ( 5/2).floor(2)) - assert_equal(( 12/5), ( 12/5).floor(2)) - assert_equal((-12/5), (-12/5).floor(2)) - assert_equal(( -5/2), ( -5/2).floor(2)) - assert_equal((-13/5), (-13/5).floor(2)) - EOS - end - - def test_ceil - assert_separately(%w[-rmathn], <<-EOS, ignore_stderr: true) - assert_equal( 3, ( 13/5).ceil) - assert_equal( 3, ( 5/2).ceil) - assert_equal( 3, ( 12/5).ceil) - assert_equal(-2, (-12/5).ceil) - assert_equal(-2, ( -5/2).ceil) - assert_equal(-2, (-13/5).ceil) - - assert_equal( 3, ( 13/5).ceil(0)) - assert_equal( 3, ( 5/2).ceil(0)) - assert_equal( 3, ( 12/5).ceil(0)) - assert_equal(-2, (-12/5).ceil(0)) - assert_equal(-2, ( -5/2).ceil(0)) - assert_equal(-2, (-13/5).ceil(0)) - - assert_equal(( 13/5), ( 13/5).ceil(2)) - assert_equal(( 5/2), ( 5/2).ceil(2)) - assert_equal(( 12/5), ( 12/5).ceil(2)) - assert_equal((-12/5), (-12/5).ceil(2)) - assert_equal(( -5/2), ( -5/2).ceil(2)) - assert_equal((-13/5), (-13/5).ceil(2)) - EOS - end - - def test_truncate - assert_separately(%w[-rmathn], <<-EOS, ignore_stderr: true) - assert_equal( 2, ( 13/5).truncate) - assert_equal( 2, ( 5/2).truncate) - assert_equal( 2, ( 12/5).truncate) - assert_equal(-2, (-12/5).truncate) - assert_equal(-2, ( -5/2).truncate) - assert_equal(-2, (-13/5).truncate) - - assert_equal( 2, ( 13/5).truncate(0)) - assert_equal( 2, ( 5/2).truncate(0)) - assert_equal( 2, ( 12/5).truncate(0)) - assert_equal(-2, (-12/5).truncate(0)) - assert_equal(-2, ( -5/2).truncate(0)) - assert_equal(-2, (-13/5).truncate(0)) - - assert_equal(( 13/5), ( 13/5).truncate(2)) - assert_equal(( 5/2), ( 5/2).truncate(2)) - assert_equal(( 12/5), ( 12/5).truncate(2)) - assert_equal((-12/5), (-12/5).truncate(2)) - assert_equal(( -5/2), ( -5/2).truncate(2)) - assert_equal((-13/5), (-13/5).truncate(2)) - EOS - end - - def test_round - assert_separately(%w[-rmathn], <<-EOS, ignore_stderr: true) - assert_equal( 3, ( 13/5).round) - assert_equal( 3, ( 5/2).round) - assert_equal( 2, ( 12/5).round) - assert_equal(-2, (-12/5).round) - assert_equal(-3, ( -5/2).round) - assert_equal(-3, (-13/5).round) - - assert_equal( 3, ( 13/5).round(0)) - assert_equal( 3, ( 5/2).round(0)) - assert_equal( 2, ( 12/5).round(0)) - assert_equal(-2, (-12/5).round(0)) - assert_equal(-3, ( -5/2).round(0)) - assert_equal(-3, (-13/5).round(0)) - - assert_equal(( 13/5), ( 13/5).round(2)) - assert_equal(( 5/2), ( 5/2).round(2)) - assert_equal(( 12/5), ( 12/5).round(2)) - assert_equal((-12/5), (-12/5).round(2)) - assert_equal(( -5/2), ( -5/2).round(2)) - assert_equal((-13/5), (-13/5).round(2)) - - assert_equal( 3, ( 13/5).round(half: :even)) - assert_equal( 2, ( 5/2).round(half: :even)) - assert_equal( 2, ( 12/5).round(half: :even)) - assert_equal(-2, (-12/5).round(half: :even)) - assert_equal(-2, ( -5/2).round(half: :even)) - assert_equal(-3, (-13/5).round(half: :even)) - - assert_equal( 3, ( 13/5).round(0, half: :even)) - assert_equal( 2, ( 5/2).round(0, half: :even)) - assert_equal( 2, ( 12/5).round(0, half: :even)) - assert_equal(-2, (-12/5).round(0, half: :even)) - assert_equal(-2, ( -5/2).round(0, half: :even)) - assert_equal(-3, (-13/5).round(0, half: :even)) - - assert_equal(( 13/5), ( 13/5).round(2, half: :even)) - assert_equal(( 5/2), ( 5/2).round(2, half: :even)) - assert_equal(( 12/5), ( 12/5).round(2, half: :even)) - assert_equal((-12/5), (-12/5).round(2, half: :even)) - assert_equal(( -5/2), ( -5/2).round(2, half: :even)) - assert_equal((-13/5), (-13/5).round(2, half: :even)) - - assert_equal( 3, ( 13/5).round(half: :up)) - assert_equal( 3, ( 5/2).round(half: :up)) - assert_equal( 2, ( 12/5).round(half: :up)) - assert_equal(-2, (-12/5).round(half: :up)) - assert_equal(-3, ( -5/2).round(half: :up)) - assert_equal(-3, (-13/5).round(half: :up)) - - assert_equal( 3, ( 13/5).round(0, half: :up)) - assert_equal( 3, ( 5/2).round(0, half: :up)) - assert_equal( 2, ( 12/5).round(0, half: :up)) - assert_equal(-2, (-12/5).round(0, half: :up)) - assert_equal(-3, ( -5/2).round(0, half: :up)) - assert_equal(-3, (-13/5).round(0, half: :up)) - - assert_equal(( 13/5), ( 13/5).round(2, half: :up)) - assert_equal(( 5/2), ( 5/2).round(2, half: :up)) - assert_equal(( 12/5), ( 12/5).round(2, half: :up)) - assert_equal((-12/5), (-12/5).round(2, half: :up)) - assert_equal(( -5/2), ( -5/2).round(2, half: :up)) - assert_equal((-13/5), (-13/5).round(2, half: :up)) - - assert_equal( 3, ( 13/5).round(half: :down)) - assert_equal( 2, ( 5/2).round(half: :down)) - assert_equal( 2, ( 12/5).round(half: :down)) - assert_equal(-2, (-12/5).round(half: :down)) - assert_equal(-2, ( -5/2).round(half: :down)) - assert_equal(-3, (-13/5).round(half: :down)) - - assert_equal( 3, ( 13/5).round(0, half: :down)) - assert_equal( 2, ( 5/2).round(0, half: :down)) - assert_equal( 2, ( 12/5).round(0, half: :down)) - assert_equal(-2, (-12/5).round(0, half: :down)) - assert_equal(-2, ( -5/2).round(0, half: :down)) - assert_equal(-3, (-13/5).round(0, half: :down)) - - assert_equal(( 13/5), ( 13/5).round(2, half: :down)) - assert_equal(( 5/2), ( 5/2).round(2, half: :down)) - assert_equal(( 12/5), ( 12/5).round(2, half: :down)) - assert_equal((-12/5), (-12/5).round(2, half: :down)) - assert_equal(( -5/2), ( -5/2).round(2, half: :down)) - assert_equal((-13/5), (-13/5).round(2, half: :down)) - EOS - end - - def test_rational - assert_separately(%w[-rmathn], "#{<<-"begin;"}\n#{<<-"end;"}", ignore_stderr: true) - begin; - assert_equal(-5, "-5".to_r) - assert_equal(1, "5/5".to_r) - assert_equal(5, "5e0".to_r) - end; - end -end Property changes on: test/test_mathn.rb ___________________________________________________________________ Deleted: svn:eol-style ## -1 +0,0 ## -LF \ No newline at end of property Index: NEWS =================================================================== --- NEWS (revision 58431) +++ NEWS (revision 58432) @@ -70,6 +70,9 @@ with all sufficient information, see the https://github.com/ruby/ruby/blob/trunk/NEWS#L70 === Stdlib compatibility issues (excluding feature bug fixes) +* mathn.rb + Removed from stdlib. [Feature #10169] + === C API updates === Supported platform changes Index: doc/standard_library.rdoc =================================================================== --- doc/standard_library.rdoc (revision 58431) +++ doc/standard_library.rdoc (revision 58432) @@ -25,7 +25,6 @@ GetoptLong:: Parse command line options https://github.com/ruby/ruby/blob/trunk/doc/standard_library.rdoc#L25 IPAddr:: Provides methods to manipulate IPv4 and IPv6 IP addresses IRB:: Interactive Ruby command-line tool for REPL (Read Eval Print Loop) Logger:: Provides a simple logging utility for outputting messages -mathn.rb:: Deprecated library that extends math operations MakeMakefile:: Module used to generate a Makefile for C extensions Matrix:: Represents a mathematical matrix. Monitor:: Provides an object or module to use safely by more than one thread Index: doc/maintainers.rdoc =================================================================== --- doc/maintainers.rdoc (revision 58431) +++ doc/maintainers.rdoc (revision 58432) @@ -70,8 +70,6 @@ Zachary Scott (zzak) https://github.com/ruby/ruby/blob/trunk/doc/maintainers.rdoc#L70 Keiju ISHITSUKA (keiju) [lib/logger.rb] Naotoshi Seo (sonots) -[lib/mathn.rb] - Keiju ISHITSUKA (keiju) [lib/matrix.rb] Marc-Andre Lafortune (marcandre) [lib/mkmf.rb] Index: test/bigdecimal/test_bigdecimal.rb =================================================================== --- test/bigdecimal/test_bigdecimal.rb (revision 58431) +++ test/bigdecimal/test_bigdecimal.rb (revision 58432) @@ -1765,12 +1765,6 @@ class TestBigDecimal < Test::Unit::TestC https://github.com/ruby/ruby/blob/trunk/test/bigdecimal/test_bigdecimal.rb#L1765 assert_kind_of(c, y) end - def test_to_d - bug6093 = '[ruby-core:42969]' - code = "exit(BigDecimal.new('10.0') == 10.0.to_d)" - assert_ruby_status(%w[-rbigdecimal -rbigdecimal/util -rmathn -], code, bug6093) - end - def test_bug6406 assert_in_out_err(%w[-rbigdecimal --disable-gems], <<-EOS, [], []) Thread.current.keys.to_s Index: test/ruby/test_enum.rb =================================================================== --- test/ruby/test_enum.rb (revision 58431) +++ test/ruby/test_enum.rb (revision 58432) @@ -907,10 +907,6 @@ class TestEnumerable < Test::Unit::TestC https://github.com/ruby/ruby/blob/trunk/test/ruby/test_enum.rb#L907 assert_equal("abc", ["a", "b", "c"].each.sum("")) assert_equal([1, [2], 3], [[1], [[2]], [3]].each.sum([])) - - assert_separately(%w[-rmathn], <<-EOS, ignore_stderr: true) - assert_equal(6, [1r, 2, 3r].each.sum) - EOS end def test_hash_sum Index: test/ruby/test_array.rb =================================================================== --- test/ruby/test_array.rb (revision 58431) +++ test/ruby/test_array.rb (revision 58432) @@ -2859,10 +2859,6 @@ class TestArray < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/ruby/test_array.rb#L2859 assert_raise(TypeError) {[0].sum("")} assert_raise(TypeError) {[1].sum("")} - - assert_separately(%w[-rmathn], <<-EOS, ignore_stderr: true) - assert_equal(6, [1r, 2, 3r].sum) - EOS end private Index: test/ruby/test_range.rb =================================================================== --- test/ruby/test_range.rb (revision 58431) +++ test/ruby/test_range.rb (revision 58432) @@ -640,17 +640,6 @@ class TestRange < Test::Unit::TestCase https://github.com/ruby/ruby/blob/trunk/test/ruby/test_range.rb#L640 assert_raise(TypeError) { ("a".."z").bsearch {} } end - def test_bsearch_with_mathn - assert_separately ['-r', 'mathn'], %q{ - msg = '[ruby-core:25740]' - answer = (1..(1 << 100)).bsearch{|x| - assert_predicate(x, :integer?, msg) - x >= 42 - } - assert_equal(42, answer, msg) - }, ignore_stderr: true - end - def test_each_no_blockarg a = "a" def a.upto(x, e, &b) -- ML: ruby-changes@q... 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