I didn't grok Fabio's idea at first.  It saves having to click any
menu at all.  Brilliant.



On Mon, Apr 8, 2019 at 12:28 AM <commits at source.squeak.org> wrote:
>
> Chris Muller uploaded a new version of Installer-Core to project The Inbox:
> http://source.squeak.org/inbox/Installer-Core-cmm.428.mcz
>
> ==================== Summary ====================
>
> Name: Installer-Core-cmm.428
> Author: cmm
> Time: 8 April 2019, 12:28:03.307324 am
> UUID: 45c1899a-1b8e-42bf-9360-584797cf4a91
> Ancestors: Installer-Core-cmm.427, Installer-Core-tcj.426
>
> Allow installation of github projects via the scripts at the top in their readme files, without first having to manually ensure Metacello is installed.
>
>         Metacello new
>                 baseline: 'NameOfTheProject';
>                 repository: 'github://...';
>                 load
>
> =============== Diff against Installer-Core-tcj.426 ===============
>
> Item was changed:
>   ----- Method: Installer class>>ensureRecentMetacello (in category 'scripts') -----
>   ensureRecentMetacello
>         "Copied and adapted from https://github.com/Metacello/metacello/blob/master/README.md"
>
>         | metacello |
>         ((Smalltalk classNamed: #WebClient)
>                 ifNil: [ false ]
>                 ifNotNil: [ :webClient |
>                         [ (webClient httpHead: 'https://github.com') isSuccess ]
>                                 on: Error
>                                 do: [ false ] ])
>                 ifFalse: [ ^self inform: 'Could not connect to "https://github.com".\\You need an internet connection and SSL support\to install (or update) Metacello.\\Please fix those issues and try again.' translated withCRs ].
>
> +       metacello := Smalltalk classNamed: #Metacello.
> +       (metacello name = #Metacello) ifFalse: [
> -       metacello := (Smalltalk classNamed: #Metacello) ifNil: [
>                 "Get the Metacello configuration (for Squeak users)"
>                 Installer gemsource
>                         project: 'metacello';
>                         addPackage: 'ConfigurationOfMetacello';
>                         install.
>
>                 "Bootstrap Metacello Preview, using mcz files (#'previewBootstrap' symbolic version"
>                 ((Smalltalk classNamed: #ConfigurationOfMetacello) project
>                         version: #'previewBootstrap') load.
>
>                 Smalltalk classNamed: #Metacello ].
>
>         "Now load latest version of Metacello"
>         metacello new
>                 baseline: 'Metacello';
>                 repository: 'github://Metacello/metacello:master/repository';
>                 get.
>         metacello new
>                 baseline: 'Metacello';
>                 repository: 'github://Metacello/metacello:master/repository';
>                 load: #('default' 'Metacello-Help').
>   !
>
> Item was added:
> + Object subclass: #MetacelloStub
> +       instanceVariableNames: ''
> +       classVariableNames: ''
> +       poolDictionaries: ''
> +       category: 'Installer-Core'!
> +
> + !MetacelloStub commentStamp: 'cmm 4/8/2019 00:27' prior: 0!
> + MetacelloStub is a loose reference to Metacello.!
>
> Item was added:
> + ----- Method: MetacelloStub class>>doesNotUnderstand: (in category 'overriding') -----
> + doesNotUnderstand: aMessage
> +       Installer ensureRecentMetacello.
> +       Installer installGitInfrastructure.
> +       ^ aMessage sendTo: (Smalltalk classNamed: #Metacello)!
>
> Item was added:
> + ----- Method: MetacelloStub class>>initialize (in category 'initialize-release') -----
> + initialize
> +       Smalltalk
> +               at: #Metacello
> +               ifAbsentPut: [ self ]!
>
>