aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--NEWS10
1 files changed, 3 insertions, 7 deletions
diff --git a/NEWS b/NEWS
index 8165b8702e..9352f39231 100644
--- a/NEWS
+++ b/NEWS
@@ -252,13 +252,9 @@ Enumerator::
from a lazy enumerator. [Feature #15901]
a = %w(foo bar baz)
- e = a.lazy
- .map {|x| p [x, :upcase]; x.upcase }
- .map {|x| p [x, :add_bang]; x + "!" }
- .eager
- p e.next #=> ["foo", :upcase], ["FOO", :add_bang], "FOO!"
- p e.next #=> ["bar", :upcase], ["BAR", :add_bang], "BAR!"
- p e.next #=> ["baz", :upcase], ["BAZ", :add_bang], "BAZ!"
+ e = a.lazy.map {|x| x.upcase }.map {|x| x + "!" }.eager
+ p e.class #=> Enumerator
+ p e.map {|x| x + "?" } #=> ["FOO!?", "BAR!?", "BAZ!?"]
* Added Enumerator::Yielder#to_proc so that a Yielder object
can be directly passed to another method as a block