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* ext/bigdecimal/bigdecimal.c: fixes documentation like labeled lists,
code examples etc. [ruby-core:66730][Bug #10576][ci skip] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49219 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@ -1,3 +1,8 @@
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Mon Jan 12 13:50:49 2015 SHIBATA Hiroshi <shibata.hiroshi@gmail.com>
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* ext/bigdecimal/bigdecimal.c: fixes documentation like labeled lists,
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code examples etc. [ruby-core:66730][Bug #10576][ci skip]
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Mon Jan 12 13:36:44 2015 SHIBATA Hiroshi <shibata.hiroshi@gmail.com>
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* lib/optparse.rb: improvements for OptionParser documentation.
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@ -362,9 +362,9 @@ BigDecimal_hash(VALUE self)
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* Method used to provide marshalling support.
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*
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* inf = BigDecimal.new('Infinity')
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* => #<BigDecimal:1e16fa8,'Infinity',9(9)>
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* #=> #<BigDecimal:1e16fa8,'Infinity',9(9)>
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* BigDecimal._load(inf._dump)
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* => #<BigDecimal:1df8dc8,'Infinity',9(9)>
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* #=> #<BigDecimal:1df8dc8,'Infinity',9(9)>
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*
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* See the Marshal module.
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*/
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@ -613,7 +613,7 @@ VpCopy(Real *pv, Real const* const x)
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return pv;
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}
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/* Returns True if the value is Not a Number */
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/* Returns True if the value is Not a Number. */
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static VALUE
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BigDecimal_IsNaN(VALUE self)
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{
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@ -634,7 +634,7 @@ BigDecimal_IsInfinite(VALUE self)
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return Qnil;
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}
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/* Returns True if the value is finite (not NaN or infinite) */
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/* Returns True if the value is finite (not NaN or infinite). */
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static VALUE
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BigDecimal_IsFinite(VALUE self)
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{
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@ -798,8 +798,8 @@ BigDecimal_to_r(VALUE self)
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* be coerced into a BigDecimal value.
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*
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* e.g.
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* a = BigDecimal.new("1.0")
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* b = a / 2.0 -> 0.5
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* a = BigDecimal.new("1.0")
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* b = a / 2.0 #=> 0.5
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*
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* Note that coercing a String to a BigDecimal is not supported by default;
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* it requires a special compile-time option when building Ruby.
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@ -857,8 +857,8 @@ BigDecimal_uplus(VALUE self)
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* c = a + b
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*
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* digits:: If specified and less than the number of significant digits of the
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* result, the result is rounded to that number of digits, according to
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* BigDecimal.mode.
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* result, the result is rounded to that number of digits, according
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* to BigDecimal.mode.
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*/
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static VALUE
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BigDecimal_add(VALUE self, VALUE r)
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@ -902,7 +902,7 @@ BigDecimal_add(VALUE self, VALUE r)
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}
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/* call-seq:
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* value - digits -> bigdecimal
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* a - b -> bigdecimal
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*
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* Subtract the specified value.
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*
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@ -1086,7 +1086,7 @@ BigDecimal_comp(VALUE self, VALUE r)
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*
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* Values may be coerced to perform the comparison:
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*
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* BigDecimal.new('1.0') == 1.0 -> true
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* BigDecimal.new('1.0') == 1.0 -> true
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*/
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static VALUE
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BigDecimal_eq(VALUE self, VALUE r)
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@ -1178,8 +1178,8 @@ BigDecimal_neg(VALUE self)
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* c = a * b
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*
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* digits:: If specified and less than the number of significant digits of the
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* result, the result is rounded to that number of digits, according to
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* BigDecimal.mode.
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* result, the result is rounded to that number of digits, according
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* to BigDecimal.mode.
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*/
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static VALUE
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BigDecimal_mult(VALUE self, VALUE r)
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@ -1252,8 +1252,8 @@ BigDecimal_divide(Real **c, Real **res, Real **div, VALUE self, VALUE r)
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* c = a.div(b,n)
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*
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* digits:: If specified and less than the number of significant digits of the
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* result, the result is rounded to that number of digits, according to
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* BigDecimal.mode.
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* result, the result is rounded to that number of digits, according
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* to BigDecimal.mode.
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*
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* If digits is 0, the result is the same as the / operator. If not, the
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* result is an integer BigDecimal, by analogy with Float#div.
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@ -1432,7 +1432,10 @@ BigDecimal_divremain(VALUE self, VALUE r, Real **dv, Real **rv)
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return Qnil;
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}
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/* Returns the remainder from dividing by the value.
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/* call-seq:
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* remainder(value)
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*
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* Returns the remainder from dividing by the value.
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*
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* x.remainder(y) means x-y*(x/y).truncate
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*/
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@ -1446,21 +1449,24 @@ BigDecimal_remainder(VALUE self, VALUE r) /* remainder */
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return ToValue(rv);
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}
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/* Divides by the specified value, and returns the quotient and modulus
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/* call-seq:
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* divmod(value)
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*
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* Divides by the specified value, and returns the quotient and modulus
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* as BigDecimal numbers. The quotient is rounded towards negative infinity.
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*
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* For example:
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*
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* require 'bigdecimal'
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* require 'bigdecimal'
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*
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* a = BigDecimal.new("42")
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* b = BigDecimal.new("9")
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* a = BigDecimal.new("42")
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* b = BigDecimal.new("9")
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*
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* q,m = a.divmod(b)
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* q, m = a.divmod(b)
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*
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* c = q * b + m
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* c = q * b + m
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*
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* a == c -> true
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* a == c #=> true
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*
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* The quotient q is (a/b).floor, and the modulus is the amount that must be
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* added to q * b to get a.
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@ -1547,7 +1553,7 @@ BigDecimal_add2(VALUE self, VALUE b, VALUE n)
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}
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}
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/*
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/* call-seq:
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* sub(value, digits) -> bigdecimal
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*
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* Subtract the specified value.
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@ -1556,8 +1562,8 @@ BigDecimal_add2(VALUE self, VALUE b, VALUE n)
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* c = a.sub(b,n)
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*
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* digits:: If specified and less than the number of significant digits of the
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* result, the result is rounded to that number of digits, according to
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* BigDecimal.mode.
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* result, the result is rounded to that number of digits, according
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* to BigDecimal.mode.
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*
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*/
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static VALUE
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@ -1595,11 +1601,10 @@ BigDecimal_mult2(VALUE self, VALUE b, VALUE n)
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}
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}
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/* Returns the absolute value.
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/* Returns the absolute value, as a BigDecimal.
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*
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* BigDecimal('5').abs -> 5
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*
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* BigDecimal('-3').abs -> 3
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* BigDecimal('5').abs #=> 5
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* BigDecimal('-3').abs #=> 3
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*/
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static VALUE
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BigDecimal_abs(VALUE self)
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@ -1640,7 +1645,7 @@ BigDecimal_sqrt(VALUE self, VALUE nFig)
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return ToValue(c);
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}
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/* Return the integer part of the number.
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/* Return the integer part of the number, as a BigDecimal.
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*/
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static VALUE
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BigDecimal_fix(VALUE self)
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@ -1659,10 +1664,12 @@ BigDecimal_fix(VALUE self)
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/* call-seq:
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* round(n, mode)
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*
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* Round to the nearest 1 (by default), returning the result as a BigDecimal.
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* Round to the nearest integer (by default), returning the result as a
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* BigDecimal.
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*
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* BigDecimal('3.14159').round #=> 3
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* BigDecimal('8.7').round #=> 9
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* BigDecimal('-9.9').round #=> -10
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*
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* If n is specified and positive, the fractional part of the result has no
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* more than that many digits.
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@ -1720,10 +1727,12 @@ BigDecimal_round(int argc, VALUE *argv, VALUE self)
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/* call-seq:
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* truncate(n)
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*
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* Truncate to the nearest 1, returning the result as a BigDecimal.
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* Truncate to the nearest integer (by default), returning the result as a
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* BigDecimal.
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*
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* BigDecimal('3.14159').truncate #=> 3
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* BigDecimal('8.7').truncate #=> 8
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* BigDecimal('-9.9').truncate #=> -9
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*
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* If n is specified and positive, the fractional part of the result has no
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* more than that many digits.
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@ -1762,7 +1771,7 @@ BigDecimal_truncate(int argc, VALUE *argv, VALUE self)
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return ToValue(c);
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}
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/* Return the fractional part of the number.
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/* Return the fractional part of the number, as a BigDecimal.
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*/
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static VALUE
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BigDecimal_frac(VALUE self)
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@ -1894,14 +1903,14 @@ BigDecimal_ceil(int argc, VALUE *argv, VALUE self)
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*
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* Examples:
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*
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* BigDecimal.new('-123.45678901234567890').to_s('5F')
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* #=> '-123.45678 90123 45678 9'
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* BigDecimal.new('-123.45678901234567890').to_s('5F')
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* #=> '-123.45678 90123 45678 9'
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*
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* BigDecimal.new('123.45678901234567890').to_s('+8F')
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* #=> '+123.45678901 23456789'
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* BigDecimal.new('123.45678901234567890').to_s('+8F')
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* #=> '+123.45678901 23456789'
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*
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* BigDecimal.new('123.45678901234567890').to_s(' F')
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* #=> ' 123.4567890123456789'
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* BigDecimal.new('123.45678901234567890').to_s(' F')
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* #=> ' 123.4567890123456789'
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*/
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static VALUE
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BigDecimal_to_s(int argc, VALUE *argv, VALUE self)
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@ -2041,8 +2050,8 @@ BigDecimal_exponent(VALUE self)
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/* Returns debugging information about the value as a string of comma-separated
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* values in angle brackets with a leading #:
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*
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* BigDecimal.new("1234.5678").inspect ->
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* "#<BigDecimal:b7ea1130,'0.12345678E4',8(12)>"
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* BigDecimal.new("1234.5678").inspect
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* #=> "#<BigDecimal:b7ea1130,'0.12345678E4',8(12)>"
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*
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* The first part is the address, the second is the value as a string, and
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* the final part ss(mm) is the current number of significant digits and the
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@ -2196,7 +2205,7 @@ rmpd_power_by_big_decimal(Real const* x, Real const* exp, ssize_t const n)
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*
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* Note that n must be an Integer.
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*
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* Also available as the operator **
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* Also available as the operator **.
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*/
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static VALUE
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BigDecimal_power(int argc, VALUE*argv, VALUE self)
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@ -2428,9 +2437,11 @@ BigDecimal_power(int argc, VALUE*argv, VALUE self)
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}
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/* call-seq:
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* big_decimal ** exp -> big_decimal
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* a ** n -> bigdecimal
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*
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* It is a synonym of BigDecimal#power(exp).
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* Returns the value raised to the power of n.
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*
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* See BigDecimal#power.
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*/
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static VALUE
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BigDecimal_power_op(VALUE self, VALUE exp)
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