From 84616bf9799f437806779e6cf73f00267f24808b Mon Sep 17 00:00:00 2001
From: sonots <sonots@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 21 Oct 2017 23:49:35 +0000
Subject: * string.c: [DOC] Split rdoc of String#<< and String#concat [ci skip]

Split String#<< and String#concat docs to reflect single and multiple
arguments

patched by MSP-Greg [fix GH-1614]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60328 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 string.c | 39 ++++++++++++++++++++++++---------------
 1 file changed, 24 insertions(+), 15 deletions(-)

(limited to 'string.c')

diff --git a/string.c b/string.c
index fb03a278d6..52c52ab0b7 100644
--- a/string.c
+++ b/string.c
@@ -2942,29 +2942,23 @@ rb_str_concat_literals(size_t num, const VALUE *strary)
 }
 
 /*
- *  Document-method: String#<<
- *  Document-method: String#concat
- *
  *  call-seq:
- *     str << integer                      -> str
- *     str.concat(integer1, integer2,...)  -> str
- *     str << obj                          -> str
  *     str.concat(obj1, obj2,...)          -> str
+ *     str.concat(integer1, integer2,...)  -> str
  *
- *  Append---Concatenates the given object to <i>str</i>. If the object is an
- *  <code>Integer</code>, it is considered as a codepoint, and is converted
- *  to a character before concatenation. Concat can take multiple arguments.
- *  All the arguments are concatenated in order.
+ *  Concatenates the given object(s) to <i>str</i>. If an object is an
+ *  <code>Integer</code>, it is considered a codepoint and converted
+ *  to a character before concatenation.
+ 
+ *  +concat+ can take multiple arguments, and all the arguments are concatenated
+ *  in order.  See String#<<, which takes a single argument.
  *
  *     a = "hello "
- *     a << "world"   #=> "hello world"
- *     a.concat(33)   #=> "hello world!"
- *     a              #=> "hello world!"
+ *     a.concat("world", 33)      #=> "hello world!"
  *
  *     b = "sn"
- *     b.concat(b, b)    #=> "snsnsn"
+ *     b.concat("_", b, "_", b)   #=> "sn_sn_sn"
  */
-
 static VALUE
 rb_str_concat_multi(int argc, VALUE *argv, VALUE str)
 {
@@ -2986,6 +2980,21 @@ rb_str_concat_multi(int argc, VALUE *argv, VALUE str)
     return str;
 }
 
+ /*
+ *  call-seq:
+ *     str << obj      -> str
+ *     str << integer  -> str
+ *
+ *  Append the given object to <i>str</i>. If the object is an
+ *  <code>Integer</code>, it is considered a codepoint and converted
+ *  to a character before being appended.
+ *
+ *  See String#concat, which takes multiple arguments.
+ *
+ *     a = "hello "
+ *     a << "world"   #=> "hello world"
+ *     a << 33        #=> "hello world!"
+ */
 VALUE
 rb_str_concat(VALUE str1, VALUE str2)
 {
-- 
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