Module:Parameter validation/doc explained

This module helps you find problematic usages of a template's parameters. Compared to, you do not need to create long lists of parameters which should be categorised; it will automatically read them from the template's TemplateData. This means you don't need to define the parameter configuration in multiple places, which will inevitably lead to it being out of sync.

As well as that, it supports a few other types of errors, such as defining the same parameter multiple times, or using deprecated parameters (useful to do so you can replace usages before removing support for a parameter entirely).

Basic usage

Add this to the bottom of a template:

This will use the default config defined in . The module will begin to populate the following categories:

For example, for, it will populate:

Note that:

Use in protected templates

Note that because templates' TemplateData code typically lives in unprotected /doc pages, protected templates that invoke this module can be made to incorrectly categorize pages by editors who do not have user rights sufficient to edit the template page itself.

Full documentation

This module is based on idea and original code of .

The source of this module, along with the original documentation, can be found at .