tests/cases/compiler/truthinessCallExpressionCoercion1.ts(3,5): error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
tests/cases/compiler/truthinessCallExpressionCoercion1.ts(19,5): error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
tests/cases/compiler/truthinessCallExpressionCoercion1.ts(33,5): error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
tests/cases/compiler/truthinessCallExpressionCoercion1.ts(46,5): error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
tests/cases/compiler/truthinessCallExpressionCoercion1.ts(76,9): error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?


==== tests/cases/compiler/truthinessCallExpressionCoercion1.ts (5 errors) ====
    function onlyErrorsWhenTestingNonNullableFunctionType(required: () => boolean, optional?: () => boolean) {
        // error
        required ? console.log('required') : undefined;
        ~~~~~~~~
!!! error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
    
        // ok
        optional ? console.log('optional') : undefined;
    
        // ok
        !!required ? console.log('not required') : undefined;
    
        // ok
        required() ? console.log('required call') : undefined;
    }
    
    function onlyErrorsWhenUnusedInBody() {
        function test() { return Math.random() > 0.5; }
    
        // error
        test ? console.log('test') : undefined;
        ~~~~
!!! error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
    
        // ok
        test ? console.log(test) : undefined;
    
        // ok
        test ? test() : undefined;
    
        // ok
        test
            ? [() => null].forEach(() => { test(); })
            : undefined;
    
        // error
        test
        ~~~~
!!! error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
            ? [() => null].forEach(test => { test() })
            : undefined;
    }
    
    function checksPropertyAccess() {
        const x = {
            foo: {
                bar() { return true; }
            }
        }
    
        // error
        x.foo.bar ? console.log('x.foo.bar') : undefined;
        ~~~~~~~~~
!!! error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
    
        // ok
        x.foo.bar ? x.foo.bar : undefined;
    
        var chrome = {
            platformKeys: {
                subtleCrypto() {
                    return {
                        sign() {},
                        exportKey() { return true }
                    }
                }
            }
        }
        // ok
        if (chrome.platformKeys.subtleCrypto().exportKey) {
            chrome.platformKeys.subtleCrypto().exportKey
        }
    }
    
    class Foo {
        maybeIsUser?: () => boolean;
    
        isUser() {
            return true;
        }
    
        test() {
            // error
            this.isUser ? console.log('this.isUser') : undefined;
            ~~~~~~~~~~~
!!! error TS2774: This condition will always return true since this function is always defined. Did you mean to call it instead?
    
            // ok
            this.maybeIsUser ? console.log('this.maybeIsUser') : undefined;
    
            // ok
            if (this.isUser) {
                this.isUser();
            }
        }
    }
    