> On 30.11.2014, at 11:18, Thierry Goubier <thierry.goub...@gmail.com> wrote: > > Le 30/11/2014 11:06, Max Leske a écrit : >> The code would look like this: >> >> [ | file | >> file := StandardFileStream forceNewFileNamed: ‘foo’. >> file nextPutAll: ‘bar’ ] >> ensure: [ file close ]. >> >> Why that is considered bad practice however, I can’t tell. > > This one would fail because file is a temp to the block (and not visible to > the ensure block).
If it weren’t visible, wouldn’t the compiler raise an exception? > > Another problem is that, if you have a failure in forceNewFileNamed:, file is > nil and the ensure: fail as well. True, but that’s a problem this rule doesn’t really cover I guess. That one’s up to the developer. > > This is how I interpret that rule. > > Thierry > >
