Downgraded ruby version to 2.3.0. The version 2.5.5 fails when loading the scripts, it has a memory leak on loading the script.

Author: viferga

README.md

@@ -94,7 +94,7 @@ This section describes all programming languages that **METACALL** supports, if
 | [NodeJS](https://nodejs.org/)                                      | [N API](https://nodejs.org/api/n-api.html)                                                   | **>= 8.11.1<sup>†</sup> <= 10.16.3** | node |
 | [JavaScript](https://developer.mozilla.org/bm/docs/Web/JavaScript) | [V8](https://v8.dev/)                                                                        |             **5.1.117**              |  js  |
 | [C#](https://dotnet.microsoft.com/)                                | [NetCore](https://github.com/dotnet/docs/blob/master/docs/core/tutorials/netcore-hosting.md) |    **>= 1.0.0-preview2 <= 2.2.8**    |  cs  |
-| [Ruby](https://ruby-lang.org/)                                     | [Ruby C API](https://silverhammermba.github.io/emberb/c/)                                    |          **>= 2.1 <= 2.5**           |  rb  |
+| [Ruby](https://ruby-lang.org/)                                     | [Ruby C API](https://silverhammermba.github.io/emberb/c/)                                    |          **>= 2.1 <= 2.3**           |  rb  |
 | [File](/source/loaders/file_loader)                                | **∅**                                                                                        |              **0.1.0**               | file |
 | [Mock](/source/loaders/mock_loader)                                | **∅**                                                                                        |              **0.1.0**               | mock |
 

tools/metacall-environment.sh

@@ -99,13 +99,27 @@ sub_python(){
 sub_ruby(){
 	echo "configure ruby"
 	cd $ROOT_DIR
+
+	# TODO: Remove this when using ruby2.5 (not available yet because it fails on loading a script with a malloc error)
+	$SUDO_CMD mv /etc/apt/sources.list /etc/apt/sources.list.backup
+	$SUDO_CMD sh -c "echo \"deb http://ftp.debian.org/debian/ stretch main\" > /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb-src http://ftp.debian.org/debian/ stretch main\" >> /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb http://security.debian.org/debian-security stretch/updates main\" >> /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb-src http://security.debian.org/debian-security stretch/updates main\" >> /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb http://ftp.debian.org/debian/ stretch-updates main\" >> /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb-src http://ftp.debian.org/debian/ stretch-updates main\" >> /etc/apt/sources.list"
+
 	$SUDO_CMD apt-get update
-	$SUDO_CMD apt-get $APT_CACHE_CMD -y --no-install-recommends install git-core curl zlib1g-dev build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev libcurl4-openssl-dev software-properties-common libffi-dev ruby2.5-dev
+	#$SUDO_CMD apt-get $APT_CACHE_CMD -y --no-install-recommends --allow-remove-essential install git-core curl zlib1g-dev build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev libcurl4-openssl-dev software-properties-common libffi-dev ruby2.5 libruby2.5 ruby2.5-dev
+	$SUDO_CMD apt-get $APT_CACHE_CMD -y --no-install-recommends --allow-remove-essential --allow-downgrades install libgmp10=2:6.1.2+dfsg-1 libgmp-dev libncurses5 libtinfo5 ruby2.3 libruby2.3 ruby2.3-dev
 
 	# TODO: Review conflict with NodeJS (currently rails test is disabled)
 	#curl -sL https://deb.nodesource.com/setup_4.x | $SUDO_CMD bash -
 	#$SUDO_CMD apt-get -y --no-install-recommends install nodejs
 	#$SUDO_CMD gem install rails
+
+	# TODO: Remove this when using ruby2.5 (not available yet because it fails on loading a script with a malloc error)
+	$SUDO_CMD mv /etc/apt/sources.list.backup /etc/apt/sources.list
 }
 
 # RapidJSON

tools/metacall-runtime.sh

@@ -60,7 +60,23 @@ sub_python(){
 sub_ruby(){
 	echo "configure ruby"
 	cd $ROOT_DIR
-	sub_apt_install_hold ruby2.5 libruby2.5
+
+	# TODO: Remove this when using ruby2.5 (not available yet because it fails on loading a script with a malloc error)
+	$SUDO_CMD mv /etc/apt/sources.list /etc/apt/sources.list.backup
+	$SUDO_CMD sh -c "echo \"deb http://ftp.debian.org/debian/ stretch main\" > /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb-src http://ftp.debian.org/debian/ stretch main\" >> /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb http://security.debian.org/debian-security stretch/updates main\" >> /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb-src http://security.debian.org/debian-security stretch/updates main\" >> /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb http://ftp.debian.org/debian/ stretch-updates main\" >> /etc/apt/sources.list"
+	$SUDO_CMD sh -c "echo \"deb-src http://ftp.debian.org/debian/ stretch-updates main\" >> /etc/apt/sources.list"
+
+	$SUDO_CMD apt-get update
+	# sub_apt_install_hold ruby2.5 libruby2.5
+	$SUDO_CMD apt-get -y install --no-install-recommends --allow-remove-essential libncurses5 libtinfo5 ruby2.3 libruby2.3
+	$SUDO_CMD apt-mark hold libncurses5 libtinfo5 ruby2.3 libruby2.3
+
+	# TODO: Remove this when using ruby2.5 (not available yet because it fails on loading a script with a malloc error)
+	$SUDO_CMD mv /etc/apt/sources.list.backup /etc/apt/sources.list
 }
 
 # NetCore