controlFlowJavascript.errors.txt

error TS5101: Option 'out' is deprecated and will stop functioning in TypeScript 5.5. Specify compilerOption '"ignoreDeprecations": "5.0"' to silence this error.
  Use 'outFile' instead.


!!! error TS5101: Option 'out' is deprecated and will stop functioning in TypeScript 5.5. Specify compilerOption '"ignoreDeprecations": "5.0"' to silence this error.
!!! error TS5101:   Use 'outFile' instead.
==== tests/cases/compiler/controlFlowJavascript.js (0 errors) ====
    let cond = true;
    
    // CFA for 'let' and no initializer
    function f1() {
        let x;
        if (cond) {
            x = 1;
        }
        if (cond) {
            x = "hello";
        }
        const y = x;  // string | number | undefined
    }
    
    // CFA for 'let' and 'undefined' initializer
    function f2() {
        let x = undefined;
        if (cond) {
            x = 1;
        }
        if (cond) {
            x = "hello";
        }
        const y = x;  // string | number | undefined
    }
    
    // CFA for 'let' and 'null' initializer
    function f3() {
        let x = null;
        if (cond) {
            x = 1;
        }
        if (cond) {
            x = "hello";
        }
        const y = x;  // string | number | null
    }
    
    // CFA for 'var' with no initializer
    function f5() {
        var x;
        if (cond) {
            x = 1;
        }
        if (cond) {
            x = "hello";
        }
        const y = x;  // string | number | undefined
    }
    
    // CFA for 'var' with 'undefined' initializer
    function f6() {
        var x = undefined;
        if (cond) {
            x = 1;
        }
        if (cond) {
            x = "hello";
        }
        const y = x;  // string | number | undefined
    }
    
    // CFA for 'var' with 'null' initializer
    function f7() {
        var x = null;
        if (cond) {
            x = 1;
        }
        if (cond) {
            x = "hello";
        }
        const y = x;  // string | number | null
    }
    
    // No CFA for captured outer variables
    function f9() {
        let x;
        if (cond) {
            x = 1;
        }
        if (cond) {
            x = "hello";
        }
        const y = x;  // string | number | undefined
        function f() {
            const z = x;  // any
        }
    }
    
    // No CFA for captured outer variables
    function f10() {
        let x;
        if (cond) {
            x = 1;
        }
        if (cond) {
            x = "hello";
        }
        const y = x;  // string | number | undefined
        const f = () => {
            const z = x;  // any
        };
    }