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diff --git a/docs/quickstart.rst b/docs/quickstart.rst new file mode 100644 index 0000000..9828dd6 --- /dev/null +++ b/docs/quickstart.rst @@ -0,0 +1,115 @@ +Quickstart +========== + +Installing yamllint +------------------- + +On Fedora / CentOS (note: `EPEL <https://docs.fedoraproject.org/en-US/epel/>`_ is +required on CentOS): + +.. code:: bash + + sudo dnf install yamllint + +On Debian 8+ / Ubuntu 16.04+: + +.. code:: bash + + sudo apt-get install yamllint + +On Mac OS 10.11+: + +.. code:: bash + + brew install yamllint + +On FreeBSD: + +.. code:: sh + + pkg install py36-yamllint + +On OpenBSD: + +.. code:: sh + + doas pkg_add py3-yamllint + +Alternatively using pip, the Python package manager: + +.. code:: bash + + pip install --user yamllint + +If you prefer installing from source, you can run, from the source directory: + +.. code:: bash + + python -m build + pip install --user dist/yamllint-*.tar.gz + +Running yamllint +---------------- + +Basic usage: + +.. code:: bash + + yamllint file.yml other-file.yaml + +You can also lint all YAML files in a whole directory: + +.. code:: bash + + yamllint . + +Or lint a YAML stream from standard input: + +.. code:: bash + + echo -e 'this: is\nvalid: YAML' | yamllint - + +The output will look like (colors are not displayed here): + +:: + + file.yml + 1:4 error trailing spaces (trailing-spaces) + 4:4 error wrong indentation: expected 4 but found 3 (indentation) + 5:4 error duplication of key "id-00042" in mapping (key-duplicates) + 6:6 warning comment not indented like content (comments-indentation) + 12:6 error too many spaces after hyphen (hyphens) + 15:12 error too many spaces before comma (commas) + + other-file.yaml + 1:1 warning missing document start "---" (document-start) + 6:81 error line too long (87 > 80 characters) (line-length) + 10:1 error too many blank lines (4 > 2) (empty-lines) + 11:4 error too many spaces inside braces (braces) + +By default, the output of yamllint is colored when run from a terminal, and +pure text in other cases. Add the ``-f standard`` arguments to force +non-colored output. Use the ``-f colored`` arguments to force colored output. + +Add the ``-f parsable`` arguments if you need an output format parsable by a +machine (for instance for :doc:`syntax highlighting in text editors +<text_editors>`). The output will then look like: + +:: + + file.yml:6:2: [warning] missing starting space in comment (comments) + file.yml:57:1: [error] trailing spaces (trailing-spaces) + file.yml:60:3: [error] wrong indentation: expected 4 but found 2 (indentation) + +If you have a custom linting configuration file (see :doc:`how to configure +yamllint <configuration>`), it can be passed to yamllint using the ``-c`` +option: + +.. code:: bash + + yamllint -c ~/myconfig file.yaml + +.. note:: + + If you have a ``.yamllint`` file in your working directory, it will be + automatically loaded as configuration by yamllint. |