oh-my-fish/README.md
Derek Willian Stavis a164ebdd5d init: rewrite init process (#260)
* init: rewrite init process

Now use pure globbing to generate 100% valid function and
completion paths, effectively splitting the init process in two
steps, one which paths are added, and other when initialization
is done (sourcing init).

This initialization code introduces a new interface for
`init.fish` hook, which deprecates the previously used event
model. The new interface injects three variables into `init.fish`:
path, package and bundle. This variables can be used by the
package to autoload paths, use bundled files, etc.

Also supports key bindings by sourcing
$OMF_CONFIG/key_bindings.fish and also key_bindings.fish in
packages (plugins and themes) root directories. This is done
when fish_user_key_bindings is called.

* omf: migrate to new init hook

* omf/templates: migrate to new init and uninstall hooks

* docs: document new init and uninstall hooks interface

* README: update new hook interface spec
2016-06-01 01:09:38 -03:00

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<img src="https://cdn.rawgit.com/oh-my-fish/oh-my-fish/e4f1c2e0219a17e2c748b824004c8d0b38055c16/docs/logo.svg" align="left" width="192px" height="192px"/>
<img align="left" width="0" height="192px" hspace="10"/>
> The <a href="http://fishshell.com">Fishshell</a> Framework
[![MIT License](https://img.shields.io/badge/license-MIT-007EC7.svg?style=flat-square)](/LICENSE.md) [![Fish Shell Version](https://img.shields.io/badge/fish-v2.2.0-007EC7.svg?style=flat-square)](http://fishshell.com) [![Travis Build Status](http://img.shields.io/travis/oh-my-fish/oh-my-fish.svg?style=flat-square)](https://travis-ci.org/oh-my-fish/oh-my-fish) [![Slack Status](https://oh-my-fish-slack.herokuapp.com/badge.svg)](https://oh-my-fish-slack.herokuapp.com)
Oh My Fish provides core infrastructure to allow you to install packages which extend or modify the look of your shell. It's fast, extensible and easy to use.
<br><br>
<p align="center">
<b>English</b> &bull;
<a href="docs/zh-CN">简体中文</a> &bull;
<a href="docs/ru-RU">Русский</a>
</p>
## Installation
```fish
curl -L https://github.com/oh-my-fish/oh-my-fish/raw/master/bin/install | fish
omf help
```
Or _download_ and run it yourself:
```fish
curl -L https://github.com/oh-my-fish/oh-my-fish/raw/master/bin/install > install
fish install
```
# Getting Started
Oh My Fish includes a small utility `omf` to fetch and install new packages and themes.
#### `omf update` _`[omf]`_ _`[<package>...]`_
Update the framework and installed packages.
- When called without arguments, update core and all installed packages.
- You can choose to update only the core, by running `omf update omf`.
- For selective package update, list only the names of packages you wish to
update. You may still include "omf" in the list to update the core as well.
#### `omf install` _`[<name>|<url>]`_
Install one _or more_ packages.
- You can install packages directly by URL via `omf install URL`
- When called without arguments, install missing packages from [bundle](#dotfiles).
#### `omf list`
List installed packages.
#### `omf theme` _`<theme>`_
Apply a theme. To list available themes, type `omf theme`. You can also [preview available themes](./docs/Themes.md) before installing.
#### `omf remove` _`<name>`_
Remove a theme or package.
> Packages can use uninstall hooks, so custom cleanup of resources can be done when uninstalling it. See [Uninstall](/docs/en-US/Packages.md#uninstall) for more information.
#### `omf reload`
Reload Oh My Fish and all plugins by using `exec` to replace current shell process with a brand new.
> This command tries to be as safe as possible, mitigating side-effects caused by `exec` and preventing the reload in case of background processes.
#### `omf new pkg | theme` _`<name>`_
Scaffold out a new package or theme.
> This creates a new directory under `$OMF_CONFIG/{pkg | themes}/` with a template.
#### `omf search` _`-t|--theme / -pkg|--package`_ _`<name>`_
Searches Oh My Fish's database for a given package, theme or both. It also supports fuzzy search, so if you are not sure of the name you can simply `omf search simple`.
#### `omf submit` _`pkg/<name>`_ _`[<url>]`_
Add a new package. To add a theme, use `omf submit` _`themes/<name>`_ _`<url>`_.
Please note that the _`[<url>]`_ portion of the command should be the url to your repo on github. For example, with the `example` plugin, the command run should be `omf submit pkg/example https://github.com/oh-my-fish/example`.
Make sure to [send us a PR][omf-pulls-link] to update the registry.
#### `omf doctor`
Use to troubleshoot before [opening an issue][omf-issues-new].
#### `omf destroy`
Uninstall Oh My Fish.
## Advanced
Oh My Fish installer places its startup code in your fish config file (`~/.config/fish/config.fish`).
### Startup
Every time you open a new shell, the startup code initializes Oh My Fish installation path and the _config_ path (`~/.config/omf` by default), sourcing the [`init.fish`](init.fish) script afterwards, which autoloads packages, themes and your custom init files.
For more information check the [FAQ](docs/en-US/FAQ.md#what-does-oh-my-fish-do-exactly).
### Dotfiles
The `$OMF_CONFIG` directory represents the user state of Oh My Fish. It is the perfect
candidate for being added to your dotfiles and/or checked out to version control. There are four important files:
- __`theme`__ - The current theme
- __`bundle`__ - List of currently installed packages/themes
- __`init.fish`__ - Custom script sourced after shell start
- __`before.init.fish`__ - Custom script sourced before shell start
It's highly recommended that your custom startup commands go into `init.fish` file instead of `~/.config/fish/config.fish`, as this allows you to keep the whole `$OMF_CONFIG` directory under version control.
If you need startup commands to be run *before* Oh My Fish begins loading plugins, place them in `before.init.fish` instead. If you're unsure, it is usually best to put things in `init.fish`.
#### About the bundle
Every time a package/theme is installed or removed, the `bundle` file is updated. You can also edit it manually and run `omf install` afterwards to satisfy the changes. Please note that while packages/themes added to the bundle get automatically installed, a package/theme removed from bundle isn't removed from user installation.
## Creating Packages
Oh My Fish uses an advanced and well defined plugin architecture to ease plugin development, including init/uninstall hooks, function and completion autoloading. [See the packages documentation](docs/en-US/Packages.md) for more details.
[fishshell]: http://fishshell.com
[contributors]: https://github.com/oh-my-fish/oh-my-fish/graphs/contributors
[omf-pulls-link]: https://github.com/oh-my-fish/oh-my-fish/pulls
[omf-issues-new]: https://github.com/oh-my-fish/oh-my-fish/issues/new