error TS5107: Option 'target=ES5' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.


!!! error TS5107: Option 'target=ES5' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.
==== declFileTypeAnnotationBuiltInType.ts (0 errors) ====
    // string
    function foo(): string {
        return "";
    }
    function foo2() {
        return "";
    }
    
    // number
    function foo3(): number {
        return 10;
    }
    function foo4() {
        return 10;
    }
    
    // boolean
    function foo5(): boolean {
        return true;
    }
    function foo6() {
        return false;
    }
    
    // void
    function foo7(): void {
        return;
    }
    function foo8() {
        return;
    }
    
    // any
    function foo9(): any {
        return undefined;
    }
    function foo10() {
        return undefined;
    }