How to use the command "hg root" (with examples)

This command is used to display the root location of a Mercurial (Hg) repository. The root location refers to the top-level directory of the repository.

Use case 1: Display the root location of the current repository

Code:

hg root

Motivation: When working with a Mercurial repository, it can be helpful to know the root location of the repository. This is especially useful when working with nested directories or when multiple repositories are involved in a project.

Explanation: In this use case, the command “hg root” is used without any additional arguments. It will display the root location of the current repository.

Example output:

/path/to/repo

Use case 2: Display the root location of a specified repository

Code:

hg root --cwd path/to/directory

Motivation: Sometimes, you may need to determine the root location of a repository that is not the current repository. This can occur when working with multiple repositories in a complex project structure.

Explanation: The command “hg root” can be used with the “–cwd” argument followed by the path to a specific directory. This tells Mercurial to treat the specified directory as the current working directory and attempt to find the root location based on that directory.

Example output:

/path/to/other/repo

Conclusion:

The “hg root” command is a useful tool for displaying the root location of a Mercurial repository. Whether you need to find the root location of the current repository or a specified repository, this command can provide you with the information you need.