Ruby 2.7 : Install2020/12/08 |
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Install Ruby 2.7.
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| [1] | Confirm the current enabled version of Ruby and Install it. |
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[root@dlp ~]# dnf module list ruby CentOS Linux 8 - AppStream Name Stream Profiles Summary ruby 2.5 [d][e] common [d] [i] An interpreter of object-oriented scripting language ruby 2.6 common [d] An interpreter of object-oriented scripting language ruby 2.7 common [d] An interpreter of object-oriented scripting language Hint: [d]efault, [e]nabled, [x]disabled, [i]nstalled # if other versions are enabled, reset once and switch to the version [root@dlp ~]# dnf module reset ruby [root@dlp ~]# dnf module enable ruby:2.7
# Install Ruby 2.7 [root@dlp ~]# dnf module -y install ruby:2.7
Dependencies resolved.
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Package Arch Version Repo Size
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Upgrading:
ruby x86_64 2.7.1-133.module_el8.3.0+429+625e5e4e appstream 88 k
ruby-libs x86_64 2.7.1-133.module_el8.3.0+429+625e5e4e appstream 3.2 M
rubygem-bigdecimal
x86_64 2.0.0-133.module_el8.3.0+429+625e5e4e appstream 100 k
rubygem-io-console
x86_64 0.5.6-133.module_el8.3.0+429+625e5e4e appstream 71 k
rubygem-json x86_64 2.3.0-133.module_el8.3.0+429+625e5e4e appstream 92 k
rubygem-openssl x86_64 2.1.2-133.module_el8.3.0+429+625e5e4e appstream 196 k
rubygem-psych x86_64 3.1.0-133.module_el8.3.0+429+625e5e4e appstream 96 k
rubygem-rdoc noarch 6.2.1-133.module_el8.3.0+429+625e5e4e appstream 454 k
rubygems noarch 3.1.2-133.module_el8.3.0+429+625e5e4e appstream 307 k
Installing dependencies:
ruby-default-gems noarch 2.7.1-133.module_el8.3.0+429+625e5e4e appstream 73 k
replacing rubygem-did_you_mean.noarch 1.2.0-106.module_el8.3.0+571+bab7c6bc
rubygem-irb noarch 1.2.3-133.module_el8.3.0+429+625e5e4e appstream 114 k
replacing ruby-irb.noarch 2.5.5-106.module_el8.3.0+571+bab7c6bc
Installing weak dependencies:
rubygem-bundler noarch 2.1.4-133.module_el8.3.0+429+625e5e4e appstream 387 k
Installing module profiles:
ruby/common
Transaction Summary
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Install 3 Packages
Upgrade 9 Packages
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[root@dlp ~]# ruby -v ruby 2.7.1p83 (2020-03-31 revision a0c7c23c9c) [x86_64-linux] # verify to create test script
[root@dlp ~]# cat > ruby_test.rb <<'EOF'
msg = Class.send(:new, String);
mymsg = msg.send(:new, "Hello Ruby World !\n");
STDOUT.send(:write, mymsg)
EOF
[root@dlp ~]# ruby ruby_test.rb Hello Ruby World ! |
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