test/compress/conditionals.js


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ifs_1: {
    options = {
        conditionals: true
    };
    input: {
        if (foo) bar();
        if (!foo); else bar();
        if (foo); else bar();
        if (foo); else;
    }
    expect: {
        foo&&bar();
        foo&&bar();
        foo||bar();
        foo;
    }
}

ifs_2: {
    options = {
        conditionals: true
    };
    input: {
        if (foo) {
            x();
        } else if (bar) {
            y();
        } else if (baz) {
            z();
        }

        if (foo) {
            x();
        } else if (bar) {
            y();
        } else if (baz) {
            z();
        } else {
            t();
        }
    }
    expect: {
        foo ? x() : bar ? y() : baz && z();
        foo ? x() : bar ? y() : baz ? z() : t();
    }
}

ifs_3_should_warn: {
    options = {
        conditionals : true,
        dead_code    : true,
        evaluate     : true,
        booleans     : true
    };
    input: {
        if (x && !(x + "1") && y) { // 1
            var qq;
            foo();
        } else {
            bar();
        }

        if (x || !!(x + "1") || y) { // 2
            foo();
        } else {
            var jj;
            bar();
        }
    }
    expect: {
        var qq; bar();          // 1
        var jj; foo();          // 2
    }
}

ifs_4: {
    options = {
        conditionals: true
    };
    input: {
        if (foo && bar) {
            x(foo)[10].bar.baz = something();
        } else
            x(foo)[10].bar.baz = something_else();
    }
    expect: {
        x(foo)[10].bar.baz = (foo && bar) ? something() : something_else();
    }
}