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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2015-09-20 01:07:40 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2015-09-20 01:07:40 +0000
commit9bc67e1efad5ec6c54d34d290057268a89886a4c (patch)
tree42470ef4bb00ff1fb6ddd7b99d8656ae8d7f9935 /cont.c
parent6628cd6b372837434d97371dc082dba9495ec0cb (diff)
cont.c: append to continuations doc [ci skip]
* cont.c (rb_callcc): [DOC] append continuations example accros methods. [Fix GH-1026] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51906 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'cont.c')
-rw-r--r--cont.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/cont.c b/cont.c
index 774a026..ba72fd5 100644
--- a/cont.c
+++ b/cont.c
@@ -893,6 +893,24 @@ cont_restore_0(rb_context_t *cont, VALUE *addr_in_prev_frame)
* Ron
* Max
*
+ * Also you can call callcc in other methods:
+ *
+ * require "continuation"
+ *
+ * def g
+ * arr = [ "Freddie", "Herbie", "Ron", "Max", "Ringo" ]
+ * cc = callcc { |cc| cc }
+ * puts arr.shift
+ * return cc, arr.size
+ * end
+ *
+ * def f
+ * c, size = g
+ * c.call(c) if size > 1
+ * end
+ *
+ * f
+ *
* This (somewhat contrived) example allows the inner loop to abandon
* processing early:
*