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Clarify how to make an add-on option optional (#2253)

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Stefan Agner 2024-07-19 10:22:08 +01:00 committed by GitHub
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docs/add-ons/configuration.md
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@ -200,7 +200,9 @@ Avoid using `config.yaml` as filename in your add-on for anything other than the
### Options / Schema
The `options` dictionary contains all available options and their default value. Set the default value to `null` if the value is required to be given by the user before the add-on can start. Nested arrays and dictionaries are supported with a maximum depth of two. To make an option optional, put `?` at the end of the data type, otherwise it will be a required value.
The `options` dictionary contains all available options and their default value. Set the default value to `null` or define the data type in the `schema` dictionary to make an option mandatory. This way the option needs to be given by the user before the add-on can start. Nested arrays and dictionaries are supported with a maximum depth of two.
To make an option truly optional (without default value), the `schema` dictionary needs to be used. Put a `?` at the end of the data type and *do not* define any default value in the `options` dictionary. If any default value is given, the option becomes a required value.
```yaml
message: "custom things"