Having a strictly enforced schema is the ideal solution to this (and several other common problems with yaml). One really really nice aspect of YAML is how inc

Having a strictly enforced schema is the ideal solution to this (and several other common problems with yaml). One really really nice aspect of YAML is how incredibly terse it is. That's a massive and very underrated boon for readability but the lack of syntactic cruft also means that it's much more susceptible to various type errors if it's parsed without a schema.