How do I completely uninstall Deno and its cached packages

To completely uninstall Deno and its cached packages, follow these steps:

1. Delete the Deno Executable

First, locate the installation directory of Deno. If installed via a shell script, the Deno executable is typically found in the .deno/bin directory within your home directory. You can delete it using the following command:

bash
rm -rf ~/.deno

If installed via other methods (such as Homebrew or other package managers), use the appropriate uninstall command. For example, if installed via Homebrew, run:

bash
brew uninstall deno

2. Clear the Deno Cache

Deno caches all dependencies and compiled module files in a specific directory. By default, this directory is usually located at $HOME/.cache/deno, but it may vary depending on your operating system. You can clear this cache directory by running the following command:

bash
rm -rf $HOME/.cache/deno

On Windows systems, the Deno cache directory may be located at %LOCALAPPDATA%/deno. You can delete it using the following command:

cmd
rmdir /s /q %LOCALAPPDATA%\deno

3. Check Environment Variables and Paths

After uninstallation, verify if there are any environment variables or path settings related to Deno. Inspect your ~/.bashrc, ~/.zshrc, or other relevant shell configuration files and remove any path or variable settings related to Deno.

4. Restart Your Terminal or Computer

After completing the above steps, restart your terminal or computer to ensure all changes are applied and no residual configurations or caches affect your system.

Example:

Suppose I previously installed Deno via a shell script on a Linux system and now need to completely uninstall it. I would follow these steps:

1. Open the terminal.
2. Run rm -rf ~/.deno to delete the Deno executable.
3. Run rm -rf $HOME/.cache/deno to clear the Deno cache.
4. Edit the ~/.bashrc file and remove any path or environment variable settings related to Deno.
5. Run source ~/.bashrc or restart the terminal to apply the changes.

By following these steps, Deno and all its cached files will be completely removed from your system.