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path: root/test/compress/return_undefined.js
blob: 0f21a2f7499383c9e0c2376e04ca59663b6f9cb4 (about) (plain)
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return_undefined: {
    options = {
        booleans: true,
        comparisons: true,
        conditionals: true,
        dead_code: true,
        drop_debugger: true,
        evaluate: true,
        hoist_funs: true,
        hoist_vars: true,
        if_return: true,
        join_vars: true,
        keep_fargs: true,
        keep_fnames: false,
        loops: true,
        negate_iife: true,
        properties: true,
        sequences: false,
        side_effects: true,
        unused: true,
    }
    input: {
        function f0() {
        }
        function f1() {
            return undefined;
        }
        function f2() {
            return void 0;
        }
        function f3() {
            return void 123;
        }
        function f4() {
            return;
        }
        function f5(a, b) {
            console.log(a, b);
            baz(a);
            return;
        }
        function f6(a, b) {
            console.log(a, b);
            if (a) {
                foo(b);
                baz(a);
                return a + b;
            }
            return undefined;
        }
        function f7(a, b) {
            console.log(a, b);
            if (a) {
                foo(b);
                baz(a);
                return void 0;
            }
            return a + b;
        }
        function f8(a, b) {
            foo(a);
            bar(b);
            return void 0;
        }
        function f9(a, b) {
            foo(a);
            bar(b);
            return undefined;
        }
        function f10() {
            return false;
        }
        function f11() {
            return null;
        }
        function f12() {
            return 0;
        }
    }
    expect: {
        function f0() {}
        function f1() {}
        function f2() {}
        function f3() {}
        function f4() {}
        function f5(a, b) {
            console.log(a, b);
            baz(a);
        }
        function f6(a, b) {
            console.log(a, b);
            if (a) {
                foo(b);
                baz(a);
                return a + b;
            }
        }
        function f7(a, b) {
            console.log(a, b);
            if (!a)
                return a + b;
            foo(b);
            baz(a);
        }
        function f8(a, b) {
            foo(a);
            bar(b);
        }
        function f9(a, b) {
            foo(a);
            bar(b);
        }
        function f10() {
            return !1;
        }
        function f11() {
            return null;
        }
        function f12() {
            return 0;
        }
    }
}

return_void: {
    options = {
        if_return: true,
        inline: true,
        reduce_vars: true,
        unused: true,
    }
    input: {
        function f() {
            function g() {
                h();
            }
            return g();
        }
    }
    expect: {
        function f() {
            h();
        }
    }
}