fish-shell/doc_src/cmds/fish_config.rst
Fabian Homborg 8223e6f23e fish_config: Add CLI-based theme selector
`fish_config theme`:

- `list` to list all available themes (files in the two theme
directories - either the web_config/themes one or
~/.config/fish/themes!)
- `show` to show select (or all) themes right in the terminal - this
starts another fish that reads the theme file and prints the sample
text, manually colored
- `choose` to load a theme *now*, setting the variables globally
- `save` to load a theme and save the variables universally
- `dump` to write the current theme in .theme format (to stdout)
- `demo` to display the current theme
2021-07-14 18:56:19 +02:00

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.. _cmd-fish_config:
fish_config - start the web-based configuration interface
=========================================================
Synopsis
--------
::
fish_config
fish_config browse
fish_config prompt (choose | list | save | show)
fish_config theme (choose | demo | dump | list | save | show)
Description
-----------
``fish_config`` is used to configure fish.
Without arguments or with the ``browse`` command it starts the web-based configuration interface. The web interface allows you to view your functions, variables and history, and to make changes to your prompt and color configuration. It starts a local web server and opens a browser window. When you are finished, close the browser window and press the Enter key to terminate the configuration session.
If the ``BROWSER`` environment variable is set, it will be used as the name of the web browser to open instead of the system default.
With the ``prompt`` command ``fish_config`` can be used to view and choose a prompt from fish's sample prompts inside the terminal directly.
Available subcommands for the ``prompt`` command:
- ``choose`` loads a sample prompt in the current session.
- ``list`` lists the names of the available sample prompts.
- ``save`` saves the current prompt to a file (via :ref:`funcsave <cmd-funcsave>`).
- ``show`` shows what the given sample prompts (or all) would look like.
With the ``theme`` command ``fish_config`` can be used to view and choose a theme (meaning a color scheme) inside the terminal.
Available subcommands for the ``theme`` command:
- ``choose`` loads a sample theme in the current session.
- ``demo`` displays some sample text in the current theme.
- ``dump`` prints the current theme in a loadable format.
- ``list`` lists the names of the available sample themes.
- ``save`` saves the current prompt to :ref:`universal variables <variables-universal>`.
- ``show`` shows what the given sample theme (or all) would look like.
The themes are loaded from the theme directory shipped with fish or a ``themes`` directory in the fish configuration directory (typically ``~/.config/fish/themes``).
Example
-------
``fish_config`` or ``fish_config browse`` opens a new web browser window and allows you to configure certain fish settings.
``fish_config prompt show`` demos the available sample prompts.
``fish_config prompt choose disco`` makes the disco prompt the prompt for the current session. This can also be used in :ref:`config.fish <configuration>` to set the prompt.
``fish_config prompt save`` saves the current prompt to an :ref:`autoloaded <syntax-function-autoloading>` file.
``fish_config prompt save default`` chooses the default prompt and saves it.