Yeah, the lack of specification for Typescript is quickly turning into the Achilles heel for the web tooling ecosystem. Several projects got the parsing part do

Yeah, the lack of specification for Typescript is quickly turning into the Achilles heel for the web tooling ecosystem. Several projects got the parsing part done, but a lack of specification and the relatively fast release cycle means it isn't really feasible to invest into actually implementing the meat of the TS compiler, so everyone is stuck with that last remnant of critical tooling running slowly.