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Note that each configuration element should have an object for a value, and that this object must define the default for that element. Do not do this:

? defineConfigSchema("@openmrs/esm-hologram-doctor",
?  hologram: {
?    salutation: "Some friendly default salutation! ? this is wrong!"
? })

The following names are reserved and cannot be used as config keys: default, validators, and arrayElements. Doing so will result in undefined behavior. Do not do this:

? defineConfigSchema("@openmrs/esm-hologram-doctor",
?  hologram: {
?    salutation: {
?      default: {
?        default: "Greetings ? this is bad don't do it"
?
}}})

Validators

You should provide validators for your configuration elements wherever possible. This reduces the probability that implementers using your module will have hard-to-debug runtime errors. It gives you, the module developer, the opportunity to provide implementers with very helpful explanations about why their configuration won't work.

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