Re: [PATCH] dt-bindings: Whitespace clean-ups in schema files

[Luca Ceresoli <luca@lucaceresoli.net>]

Hi Rob,

On 12/08/20 22:36, Rob Herring wrote:
> Clean-up incorrect indentation, extra spaces, long lines, and missing
> EOF newline in schema files. Most of the clean-ups are for list
> indentation which should always be 2 spaces more than the preceding
> keyword.
> 
> Found with yamllint (which I plan to integrate into the checks).

[...]

> diff --git a/Documentation/devicetree/bindings/clock/idt,versaclock5.yaml b/Documentation/devicetree/bindings/clock/idt,versaclock5.yaml
> index 3d4e1685cc55..28c6461b9a9a 100644
> --- a/Documentation/devicetree/bindings/clock/idt,versaclock5.yaml
> +++ b/Documentation/devicetree/bindings/clock/idt,versaclock5.yaml
> @@ -95,10 +95,10 @@ allOf:
>        # Devices without builtin crystal
>        properties:
>          clock-names:
> -            minItems: 1
> -            maxItems: 2
> -            items:
> -              enum: [ xin, clkin ]
> +          minItems: 1
> +          maxItems: 2
> +          items:
> +            enum: [ xin, clkin ]
>          clocks:
>            minItems: 1
>            maxItems: 2

Thanks for noticing, LGTM.

[...]

> diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
> index d7dac16a3960..36dc7b56a453 100644
> --- a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
> +++ b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
> @@ -33,8 +33,8 @@ properties:
>      $ref: /schemas/types.yaml#/definitions/uint32
>  
>    touchscreen-min-pressure:
> -    description: minimum pressure on the touchscreen to be achieved in order for the
> -                 touchscreen driver to report a touch event.
> +    description: minimum pressure on the touchscreen to be achieved in order
> +      for the touchscreen driver to report a touch event.

Out of personal taste, I find the original layout more pleasant and
readable. This third option is also good, especially for long descriptions:

  description:
    minimum pressure on the touchscreen to be achieved in order for the
    touchscreen driver to report a touch event.

At first glance yamllint seems to support exactly these two by default:

> With indentation: {spaces: 4, check-multi-line-strings: true}
> 
> the following code snippet would PASS:
> 
> Blaise Pascal:
>     Je vous écris une longue lettre parce que
>     je n'ai pas le temps d'en écrire une courte.
> 
> the following code snippet would PASS:
> 
> Blaise Pascal: Je vous écris une longue lettre parce que
>                je n'ai pas le temps d'en écrire une courte.
> 
> the following code snippet would FAIL:
> 
> Blaise Pascal: Je vous écris une longue lettre parce que
>   je n'ai pas le temps d'en écrire une courte.
> 
(https://yamllint.readthedocs.io/en/stable/rules.html#module-yamllint.rules.indentation)


-- 
Luca