No rocket science here just because i always forget if you are using rbenv with the ruby build plugin and want to upgrade to the latest version of ruby you might have to update ruby build to get the latest definitions.
Brew update ruby build.
To link rubies to homebrew s openssl 1 1 which is upgraded add the following.
Ruby buildアップグレード brew upgrade ruby build 4.
Installing as a standalone program advanced installing ruby build as a standalone program will give you access to the ruby build command for precise control over ruby version installation.
Ruby build is a command line utility that makes it easy to install virtually any version of ruby from source.
The following lines install ruby 2 7 1 and set it as your default ruby version.
Brew update brew install whatever or.
Updating ruby build to get the latest rubies.
Brew update ruby buildのアップデート brew upgrade ruby build linux ubuntu の場合.
Open bash profile you can write nano bash profile and add the following line to your bash profile file.
Brew install head ruby build usage using rbenv install with rbenv.
Eval rbenv init 5.
Set up rbenv in your shell.
It is available as a plugin for rbenv that provides the rbenv install command or as a standalone program.
Brew update brew install ruby build brew install rbenv rbenv install 2 7 1 rbenv global 2 7 1.
Ruby build does not check for system dependencies before downloading and.
If i try to install ruby immediately i get.
Brewアップデート brew update 2.
I would use ruby build with rbenv.
Brew upgrade rbenv ruby build 3.
Homebrew no auto update 1 brew install whatever the advice in travis documentation to not do a brew update if it doesn t seem to be needed seems to leave you at risk of random breakage when brew s ruby requirement is changed.
Ruby build installs a non homebrew openssl for each ruby version installed and these are never upgraded.
Eventually update rbenv if you come in later you can continue from here.