X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/92f6d38f9120a8e598382afba996c8369017205a..9f4eac7f34f3073e94b2978e0ab1453893213c58:/README.mdown diff --git a/README.mdown b/README.mdown index 34e2872..338e445 100644 --- a/README.mdown +++ b/README.mdown @@ -5,17 +5,27 @@ a static syntax and style checker for Python source code. It supersedes both [vim-pyflakes](https://github.com/nvie/vim-pyflakes) and [vim-pep8](https://github.com/nvie/vim-pep8). -[Flake8](http://pypi.python.org/pypi/flake8/) is a wrapper around PyFlakes -(static syntax checker), PEP8 (style checker) -and Ned's MacCabe script (complexity checker). +[Flake8](https://pypi.python.org/pypi/flake8/) is a wrapper around PyFlakes +(static syntax checker), PEP8 (style checker) and Ned's MacCabe script +(complexity checker). Installation ------------ -Use [vim-pathogen](https://github.com/tpope/vim-pathogen) if you're not using -it already. Make sure you've installed the [flake8](http://pypi.python.org/pypi/flake8/) package. -Then, simply put the contents of this repository in your -`~/.vim/bundle` directory. + +Make sure you've installed the +[flake8](https://pypi.python.org/pypi/flake8/) package. + +If you use vim >= 8, install this plugin with: +``` +mkdir -p ~/.vim/pack/flake8/start/ +cd ~/.vim/pack/flake8/start/ +git clone https://github.com/nvie/vim-flake8.git +``` + +Otherwise, install [vim-pathogen](https://github.com/tpope/vim-pathogen) +if you're not using it already. Then, simply put the +contents of this repository in your `~/.vim/bundle` directory. Usage ----- @@ -37,23 +47,11 @@ If you don't want to use the `` key for flake8-checking, simply remap it to another key. It autodetects whether it has been remapped and won't register the `` key if so. For example, to remap it to `` instead, use: - autocmd FileType python map :call Flake8() - -To add builtins, in your .vimrc: - - let g:flake8_builtins="_,apply" + autocmd FileType python map :call flake8#Flake8() -To ignore errors, in your .vimrc: +For flake8 configuration options please consult the following page: - let g:flake8_ignore="E501,W293" - -If you want to change the max line length for PEP8: - - let g:flake8_max_line_length=99 - -To set the maximum [McCabe complexity](https://en.wikipedia.org/wiki/Cyclomatic_complexity) before a warning is issued: - - let g:flake8_max_complexity=10 +http://flake8.pycqa.org/en/latest/user/configuration.html To customize the location of your flake8 binary, set `g:flake8_cmd`: @@ -63,6 +61,10 @@ To customize the location of quick fix window, set `g:flake8_quickfix_location`: let g:flake8_quickfix_location="topleft" +To customize the height of quick fix window, set `g:flake8_quickfix_height`: + + let g:flake8_quickfix_height=7 + To customize whether the quickfix window opens, set `g:flake8_show_quickfix`: let g:flake8_show_quickfix=0 " don't show @@ -102,25 +104,56 @@ To customize the colors used for markers, define the highlight groups, `Flake8_E highlight link Flake8_Naming WarningMsg highlight link Flake8_PyFlake WarningMsg +To show the error message of the current line in the ruler, call `flake8#ShowError()`: + + " add binding to call the function + nnoremap :call flake8#Flake8ShowError() + + Tips ---- A tip might be to run the Flake8 check every time you write a Python file, to enable this, add the following line to your `.vimrc` file (thanks -[Godefroid](http://github.com/gotcha)!): +[Godefroid](https://github.com/gotcha)!): - autocmd BufWritePost *.py call Flake8() + autocmd BufWritePost *.py call flake8#Flake8() This plugin goes well together with the following plugin: -- [PyUnit](http://github.com/nvie/vim-pyunit) (unit test helper under `` +- [PyUnit](https://github.com/nvie/vim-pyunit) (unit test helper under `` and ``) +Max line lengths +---------------- + +One particular customization a lot of people like to make is relaxing the +maximum line length default. This is a config setting that should be set in +flake8 itself. (vim-flake8 "just" invokes it and deals with showing the output +in Vim's quickfix window.) + +To do so, put the following into your `~/.config/flake8` file: + + [flake8] + max-line-length = 120 + + History ------- +1.6: Deprecated configuring flake8 options through Vim settings. Instead, +advise users to use the `~/.config/flake8` config file. + + - Decprecated options: + - `g:flake8_builtins` + - `g:flake8_ignore` + - `g:flake8_max_line_length` + - `g:flake8_max_complexity` + + - New options: + - `g:flake8_quickfix_height` -1.5: Added markers and the option to don't show the quickfix window, also split functions into -a autoload file. Added: +1.5: Added markers and the option to don't show the quickfix window, also split +functions into a autoload file. Added: - Options: - `g:flake8_show_quickfix`