error TS5107: Option 'target=ES5' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.
asyncDeclare_es5.ts(1,9): error TS1040: 'async' modifier cannot be used in an ambient context.


!!! error TS5107: Option 'target=ES5' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.
==== asyncDeclare_es5.ts (1 errors) ====
    declare async function foo(): Promise<void>;
            ~~~~~
!!! error TS1040: 'async' modifier cannot be used in an ambient context.