Looks like eslint is working on a new set of rules that would help with these currently-unprotected any cases: https://github.com/typescript-eslint/typescript-e

Looks like eslint is working on a new set of rules that would help with these currently-unprotected any cases: https://github.com/typescript-eslint/typescript-eslint/issues/791 https://github.com/typescript-eslint/typescript-eslint/issue... > Create a rule which uses type information to determine when you're inadvertently breaking type safety by using an any, potentially without knowing. > Often libraries (or even the typescript defs themselves) can have weak(/lazy) types which return any. If you're not careful, you can inadvertently introduce anys within your codebase, leading to bugs that aren't caught by the compiler.