diff options
author | knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2003-01-20 12:27:53 +0000 |
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committer | knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2003-01-20 12:27:53 +0000 |
commit | 244bb8db51a8417e299bed5cea19340a9a30ac33 (patch) | |
tree | 74920bcfcfb55c91c4be4d48b00e702a5c65aaf3 /lib/tempfile.rb | |
parent | 49123e550aa6fa21e6edfa09b58a73178dab5bd6 (diff) |
* lib/tempfile.rb (self.open): If a block is given, call it with
tempfile as an argument and automatically close the tempfile
when the block terminates.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3376 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/tempfile.rb')
-rw-r--r-- | lib/tempfile.rb | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/lib/tempfile.rb b/lib/tempfile.rb index e68452fe6a..b122795294 100644 --- a/lib/tempfile.rb +++ b/lib/tempfile.rb @@ -148,9 +148,25 @@ class Tempfile < SimpleDelegator } end - # Equivalent to new(). + # If no block is given, this is a synonym for new(). + # + # If a block is given, it will be passed tempfile as an argument, + # and the tempfile will automatically be closed when the block + # terminates. In this case, open() returns nil. def open(*args) - new(*args) + tempfile = new(*args) + + if block_given? + begin + yield(tempfile) + ensure + tempfile.close + end + + nil + else + tempfile + end end end end |