You are correct - TypeScript's checks are entirely at the transpilation level. You do occasionally need to do some checking at some boundaries, but things inside of your systems can generally be trusted to be properly typed if you have proper validation at the boundaries and rely on tsc to catch the other issues.
Add or rely on run-time type information in programs, or emit different code based on the results of the type system. Instead, encourage programming patterns that do not require run-time metadata.
The nesting on comments maybe isn't clear - but I think only one of my comments was directed specifically to you ;)
edit: And just to be clear: I thought your article was interesting; but the focus on TS as the solution to the problems you described could be inferred by some to mean that JS was the cause of those problems.
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You are correct - TypeScript's checks are entirely at the transpilation level. You do occasionally need to do some checking at some boundaries, but things inside of your systems can generally be trusted to be properly typed if you have proper validation at the boundaries and rely on
tscto catch the other issues.I am not mistaken. From Typescript design goals:
I feel like you're really wanting to talk.
Is that a problem?
The nesting on comments maybe isn't clear - but I think only one of my comments was directed specifically to you ;)
edit: And just to be clear: I thought your article was interesting; but the focus on TS as the solution to the problems you described could be inferred by some to mean that JS was the cause of those problems.