awesome/docs/02-contributing.md

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# Contributing
## Bugs
Please look at `https://github.com/awesomeWM/awesome/issues`.
## Style
If you intend to patch and contribute to awesome, please respect the
following guidelines.
Imitate the existing code style. For concrete rules:
- Use 4 spaces indentation, do not use tabulator characters;
- Place braces alone on new lines, and do not place braces for single
line statement where it is not needed, i.e. no:
if(bla) {
x = 1;
}
- Do not put a space after if, for, while or function call statements;
- The preferred line length is 80 characters;
- Use `/* */` for comments;
- Use the API: there's a list of `a_*()` functions you should use instead
of the standard libc ones. There is also a common API for linked lists,
tabulars, etc.;
- Be *clear* in what you do;
- Prefix your function name with the module they are enhancing,
i.e. if you add a function to manipulate a tag prefix it with `tag_`;
- Write documentation for any new functions, options, whatever.
A vim modeline is set in each file to respect this.
### Documentation of lua files
For documentation purposes LDoc---see
[here](https://stevedonovan.github.io/ldoc/manual/doc.md.html) for its
documentation---is used. Comments that shall be parsed by LDoc have the
following format:
--- summary.
-- Description; this can extend over
-- several lines
-----------------
-- This will also do.
--[[--
Summary. A description
...;
]]
One can use the full power of
[Markdown](http://daringfireball.net/projects/markdown) with the extensions of
[Discount](http://www.pell.portland.or.us/~orc/Code/discount/) for mark-up in
the comments.
Every module and class should have a short description at its beginning which
should include `@author author`, `@copyright year author`, `@release
@AWESOME_VERSION@` and `@module module-name` or `@classmod class-name`.
Parameters of functions should be documented by `@param parameter description`,
return values via `@return description` or `@treturn type description`. For a
more comprehensive description of the available tags see the [LDoc
documentation](https://stevedonovan.github.io/ldoc/manual/doc.md.html).
In addition to the regular tags provided by LDoc there are also some aliases
for tags defined in `docs/config.ld`.
## Patches
If you plan to submit patches, you should follow the following guidelines.
### Commits
- make commits of logical units;
- do not modify piece of code not related to your commit;
- do not try to fix style of code you are not writing,
it's just adding noise for no gain;
- check for unnecessary whitespace with `git diff --check` before committing;
- do not check in commented out code or unneeded files;
- provide a meaningful commit message;
- the first line of the commit message should be a short;
description and should skip the full stop;
- if you want your work included, add a
`Signed-off-by: Your Name <you@example.com>` line to the
commit message (or just use the option `-s` when committing);
- make sure that you have tests for the bug you are fixing;
- if possible, add a unit test to the test suite under spec/.
### Patches
Submitting patches via pull requests on the Github project is the preferred
method.
#### Pull request
- create a [pull request](https://github.com/awesomeWM/awesome/pulls)
#### git-send-email
- use `git format-patch -M` to create the patch;
- do *not* PGP sign your patch;
- be *careful* doing cut & paste into your mailer, not to corrupt whitespaces;
- if you change, add or remove the user API, the associated documentation
should be updated as well;
- send the patch to the list (`awesome-devel@naquadah.org`) if (and only if)
the patch is ready for inclusion. If you use git-send-email(1), please *test*
it first by sending email to yourself.