* rational.c (nurat_round_n): [DOC] improves Integer#round
documentation as well as Float#round.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58235 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c: [DOC] improve docs for Rational and related methods
* improve class documentation for Rational
* fix call-seq's
* simplify examples for Rational#{floor,ceil,truncate,round}
* fix wrong examples for #floor, subtraction, and exponentiation
* improve docs for #<=>, Kernel#Rational, {String,Float}#to_r,
Integer.{gcd,lcm,gcdlcm}
* fix typos, grammar, and rdoc formatting
* other improvements
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58230 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (read_num): `n` was used uninitialized when the
string started with a period.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57991 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (parse_rat): allow float as a denominator as well as
a numerator. [ruby-core:79104] [Bug #13134]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57990 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (read_num): use rb_int_parse_cstr to parse integer
parts, and make String#to_r consistent with #to_i and #to_f.
[ruby-core:80098] [Bug #13105]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57989 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (read_rat_nos): denominator cannot be 0, raise zero
division in that case.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57985 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c: [DOC] fix wrong indentations and comment out some lines
in code examples to make them valid Ruby code and syntax highlighted
on the rendered page.
[ci skip] [ruby-core:79607] [Bug #13233]
Author: Marcus Stollsteimer <sto.mar@web.de>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57686 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (rb_rational_plus): [DOC] fix an example.
A patch by Trygve Flathen <at.ruby-lang AT flathen.net> in
[ruby-core:71755]. [Bug #11752]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57539 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (nurat_reduce): short circuit when arguments are ONE,
nothing is needed.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57299 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (read_num, read_rat_nos): dispatch by the type of numerator, for
mathn. [ruby-core:78893] [Bug #13084]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57232 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* complex.c (f_gt_p): optimize f_gt_p for specific types of arguments.
* internal.h (rb_int_gt, rb_float_gt, rb_rational_cmp): exported.
* numeric.c (rb_float_gt): rename from flo_gt and be exported.
* numeric.c (rb_int_gt): rename from int_gt and be exported.
* rational.c (rb_rational_cmp): rename from nurat_cmp and be exported.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56872 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* complex.c (f_negate): optimize for special numeric types.
* complex.c (nucomp_expt): use rb_int_uminus instead of f_negate for
fixnum value.
* internal.h (rb_float_uminus, rb_rational_uminus): exported.
* numeric.c (rb_float_uminus): rename from flo_uminus.
* rational.c (rb_rational_uminus): rename from nurat_negate, and add
assertion for the parameter.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56830 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* complex.c (numeric_polar): optimize for Integer, Float, and Rational.
* complex.c (numeric_arg): directly create the value of pi.
* complex.c (f_negative_p): optimize for Integer, Float, and Rational.
* rational.c (INT_NEGATIVE_P): move the definition into internal.h.
* internal.h (INT_NEGATIVE_P): ditto.
* numeric.c (rb_float_abs): rename from flo_abs and export to be used
from other source files..
* internal.h (rb_float_abs): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56809 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (f_kind_of_p): rb_obj_is_kind_of returns Qtrue or
Qfalse always, and is safe to cast down to int.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56775 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (f_{eqeq,zero,one,minus_one}_p, nurat_eqeq_p): use
rb_equal. this function returns Qtrue or Qfalse always, so it
is safe to cast down to int.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56763 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c: use RB_INTEGER_TYPE_P, RB_FLOAT_TYPE_P, and FIXNUM_ZERO_P.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56761 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (nurat_{s_new_bang,canonicalize,f_rational,s_convert}):
optimize construction of Rational from numbers.
Author: Tadashi Saito <tad.a.digger@gmail.com>
* rational.c (read_{num,rat_nos}): optimize construction of Rational
from string.
Author: Tadashi Saito <tad.a.digger@gmail.com>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56737 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (nurat_to_double): introduce to convert rational to double
without object allocation.
* rational.c (rb_rational_plus, nurat_{sub,mul,to_f}): rewrite by using
nurat_to_double.
* bignum.c (rb_big_fdiv_double): introduce to calculate fdiv and return
the result as a double value.
* bignum.c (big_fdiv{,_int,_float}): change the return types for
implementing rb_big_fdiv_double.
* bignum.c (rb_big_fdiv): rewrite by using rb_big_fdiv_double.
* numeric.c (rb_int_fdiv_double): introduce to calculate fdiv and return
the result as a double value.
* numeric.c (fix_fdiv_double): rewrite from fix_fdiv to return the
result as a double value.
* numeric.c (rb_int_fdiv): rewrite by using rb_int_fdiv_double.
* internal.h (rb_{big,int}_fdiv_double): exported.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56719 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (f_mod): define only when NDEBUG is not defined to prevent
unused warning
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56708 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* numeric.c (flo_round, int_round): support round-to-nearest-even
semantics of IEEE 754 to match sprintf behavior, and add `half:`
optional keyword argument for the old behavior.
[ruby-core:76273] [Bug #12548]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56590 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* *.c: rename rb_funcall2 to rb_funcallv, except for extensions
which are/will be/may be gems. [Fix GH-1406]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55773 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* include/ruby/ruby.h (RB_INTEGER_TYPE_P): new macro and
underlying inline function to check if the object is an
Integer (Fixnum or Bignum).
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55044 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (get_dat1, get_dat2): turn into pure variable
declarations only, not mixed code and declarations.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54433 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* error.c (rb_assert_failure): assertion with stack dump.
* ruby_assert.h (RUBY_ASSERT): new header for the assertion.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53615 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* complex.c, rational.c: remove unused functions, which are warned
by clang 5.1, and also variables only used by removed functions.
* ext/date/date_core.c: ditto.
* enc/utf_16be.c, enc/utf_16le.c: comment out constants only used
by commented out functions.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45354 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (numeric_quo): variable 'canonicalization' is defined
conditionally by CANON (and CANONICALIZATION_FOR_MATHN).
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42904 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* complex.c, rational.c: use RB_TYPE_P() for special classes instead
of switch with TYPE().
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42892 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
to rationalize a Float instance with a precision.
* rational.c (rb_flt_rationalize): new public C function to
rationalize a Float instance. A precision is calculated from
the given float number.
* include/ruby/intern.h: Add rb_flt_rationalize_with_prec and
rb_flt_rationalize.
* parse.y: implement number literal suffixes, 'r' and 'i'.
[ruby-core:55096] [Feature #8430]
* bootstraptest/test_literal_suffix.rb: add tests for parser to scan
number literals with the above tsuffixes.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42311 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rational.c (f_round_common): Rational is expected to be returned by
Rational#*, but mathn.rb breaks that assumption. [ruby-core:56177]
[Bug #8687]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42178 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
in rational.c to refer canonicalization state for mathn support.
[ruby-core:41575] [Bug #5736]
* numeric.c (num_quo): ditto.
* test/test_mathn.rb: add a test for the change at r41109.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41132 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
See this ticet about RGENGC.
* gc.c: Add several flags:
* RGENGC_DEBUG: if >0, then prints debug information.
* RGENGC_CHECK_MODE: if >0, add assertions.
* RGENGC_PROFILE: if >0, add profiling features.
check GC.stat and GC::Profiler.
* include/ruby/ruby.h: disable RGENGC by default (USE_RGENGC == 0).
* array.c: add write barriers for T_ARRAY and generate sunny objects.
* include/ruby/ruby.h (RARRAY_PTR_USE): added. Use this macro if
you want to access raw pointers. If you modify the contents which
pointer pointed, then you need to care write barrier.
* bignum.c, marshal.c, random.c: generate T_BIGNUM sunny objects.
* complex.c, include/ruby/ruby.h: add write barriers for T_COMPLEX
and generate sunny objects.
* rational.c (nurat_s_new_internal), include/ruby/ruby.h: add write
barriers for T_RATIONAL and generate sunny objects.
* internal.h: add write barriers for RBasic::klass.
* numeric.c (rb_float_new_in_heap): generate sunny T_FLOAT objects.
* object.c (rb_class_allocate_instance), range.c:
generate sunny T_OBJECT objects.
* string.c: add write barriers for T_STRING and generate sunny objects.
* variable.c: add write barriers for ivars.
* vm_insnhelper.c (vm_setivar): ditto.
* include/ruby/ruby.h, debug.c: use two flags
FL_WB_PROTECTED and FL_OLDGEN.
* node.h (NODE_FL_CREF_PUSHED_BY_EVAL, NODE_FL_CREF_OMOD_SHARED):
move flag bits.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40703 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
RComplex::(real,imag).
Add macro to set these values:
* RRATIONAL_SET_NUM()
* RRATIONAL_SET_DEN()
* RCOMPLEX_SET_REAL()
* RCOMPLEX_SET_IMAG()
This change is a part of RGENGC branch [ruby-trunk - Feature #8339].
TODO: API design. RRATIONAL_SET(rat,num,den) is enough?
TODO: Setting constify variable with cast has same issue of r40691.
* complex.c, rational.c: use above macros.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40698 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* marshal.c (w_object): dump instance varialbes of the result of
marshal_dump not the original object. [ruby-core:51163] [Bug #7627]
* complex.c (nucomp_marshal_dump): need to copy instance variables.
* rational.c (nurat_marshal_dump): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38952 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
But now disabled. [experimental]
* complex.c: followed the above.
* rational.c: ditto.
* include/rub/intern.h: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35886 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
disabled (due to compatibility) [experimental].
* rational.c: wrote Rational#_dump and Rational::load. ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35877 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
into Complex if the argument is a Complex with non-zero imaginary
part. [Bug #5020] [ruby-dev:44088]
* test/ruby/test_rational.rb (test_coerce): test for the above change.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32994 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
when argument is not a real as expected [ruby-core:28395]
* rational.c (nurat_int_check): ditto (for integers)
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26805 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This fixes Rational(3,1)**3.0=>26.99999999999999 on FreeBSD.
* complex.c (rb_fexpt): removed.
Note that this function is not static but is private.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26760 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
hash value of class so that equality against subclasses can
work. [ruby-dev:38850]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24270 b2dd03c8-39d4-4d8f-98ff-823fe69b080e