Code Style. YAML
Use this page to configure formatting options for YAML files. When you change these settings, the Preview pane shows how this will affect your code.
Tabs and Indents
In this field, specify the number of spaces to be inserted for each indent level.
Keep indents on empty lines
If this checkbox is selected, PhpStorm retains indents on empty lines as if they contained some code. If the checkbox is cleared, PhpStorm deletes spaces on empty lines.
Indent sequence value
If selected, YAML sequence values are indented relative to the parent key item.
Wrapping and braces
In this tab, customize the exceptions, brace placement and alignment options that PhpStorm will apply to various code constructs on reformatting the source code. Check the results in the Preview pane.
In this field, specify multiple right margins. You can leave a default value or enter the number of spaces for your margin. If you want to specify several margins, enter numbers separated by comma.
Keep when reformatting
Use the checkboxes to configure exceptions that PhpStorm will make when reformatting the source code. For example, by default, the Line breaks checkbox is selected.
If your code contains lines that are shorter than a standard convention, you can convert them by disabling the Line breaks checkbox before reformatting.
Align values in maps
Use this list to specify how PhpStorm should align key-value pairs. The available options are:
Use these options to specify formatting for the YAML sequence values:
The link appears in the upper-right corner of the page, when applicable. Click this link and choose the language to be used as the base for the current language code style.
To return to the initial set of code style settings and discard the changes, click Reset.