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merge revision(s) 39418:

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* array.c: Document #<=> return values and formatting

	* bignum.c: ditto

	* file.c: ditto

	* object.c: ditto

	* numeric.c: ditto

	* rational.c: ditto

	* string.c: ditto

	* time.c: ditto


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39666 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nagachika 2013-03-09 13:52:22 +00:00
parent fa4e355e57
commit 9fcf2f8f4b
10 changed files with 74 additions and 41 deletions
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34
string.c
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@ -2358,20 +2358,22 @@ rb_str_eql(VALUE str1, VALUE str2)
/*
* call-seq:
* str <=> other_str -> -1, 0, +1 or nil
* string <=> other_string -> -1, 0, +1 or nil
*
* Comparison---Returns -1 if <i>other_str</i> is greater than, 0 if
* <i>other_str</i> is equal to, and +1 if <i>other_str</i> is less than
* <i>str</i>. If the strings are of different lengths, and the strings are
* equal when compared up to the shortest length, then the longer string is
* considered greater than the shorter one. In older versions of Ruby, setting
* <code>$=</code> allowed case-insensitive comparisons; this is now deprecated
* in favor of using <code>String#casecmp</code>.
*
* Comparison---Returns -1, 0, +1 or nil depending on whether +string+ is less
* than, equal to, or greater than +other_string+.
*
* +nil+ is returned if the two values are incomparable.
*
* If the strings are of different lengths, and the strings are equal when
* compared up to the shortest length, then the longer string is considered
* greater than the shorter one.
*
* <code><=></code> is the basis for the methods <code><</code>,
* <code><=</code>, <code>></code>, <code>>=</code>, and <code>between?</code>,
* included from module <code>Comparable</code>. The method
* <code>String#==</code> does not use <code>Comparable#==</code>.
* <code><=</code>, <code>></code>, <code>>=</code>, and
* <code>between?</code>, included from module Comparable. The method
* String#== does not use Comparable#==.
*
* "abcdef" <=> "abcde" #=> 1
* "abcdef" <=> "abcdef" #=> 0
@ -7946,9 +7948,15 @@ sym_succ(VALUE sym)
/*
* call-seq:
*
* str <=> other -> -1, 0, +1 or nil
* symbol <=> other_symbol -> -1, 0, +1 or nil
*
* Compares _sym_ with _other_ in string form.
* Compares +symbol+ with +other_symbol+ after calling #to_s on each of the
* symbols. Returns -1, 0, +1 or nil depending on whether +symbol+ is less
* than, equal to, or greater than +other_symbol+.
*
* +nil+ is returned if the two values are incomparable.
*
* See String#<=> for more information.
*/
static VALUE