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This aligns TypeScript with a number of normative updates to the Explicit Resource Management proposal, per #58622:
[Symbol.dispose]()methods are wrapped in a closure when used in anawait usingdeclaration.Promise-like values returned by[Symbol.dispose]()are ignored in anawait usingdeclaration.[Symbol.dispose]()in anawait usingdeclaration are turned into rejections.See microsoft/tslib#258 for the companion PR for
tslib.Fixes #58077
Fixes #58622