> On 2 Dec 2018, at 12:14, Benoit St-Jean via Pharo-users <pharo-users@lists.pharo.org> wrote:
>
>
> From: Benoit St-Jean <bstjean@yahoo.com>
> Subject: Re: [Pharo-users] How to take care that the + before a number is ignored
> Date: 2 December 2018 at 12:14:10 GMT+1
> To: pharo-users@lists.pharo.org
> Reply-To: Benoit St-Jean <bstjean@yahoo.com>
>
>
> You can do solve the problem without the "lines" variable but, believe me, you want to keep those lines in a collection.  It's gonna be a lot easier down the road!
>
> Hint (to solve the problem) : look at what "lines" contain (instances of which class).  That class has everything you need to parse those '+2' and '-8' ...  ;)
>
>
> | file  |
>
> lines := OrderedCollection new.
>
> file := StandardFileStream readOnlyFileNamed: 'day.1.input'.

That is a deprecated class in Pharo 7.

> [file atEnd] whileFalse: [lines add: file nextLine].
> file close.

Here is a better way:

Array streamContents: [ :lines |
  'file.log' asFileReference readStreamDo: [ :in |
    [ in atEnd ] whileFalse: [ lines nextPut: in nextLine ] ] ]