=== tests/cases/compiler/noCollisionThisExpressionAndLocalVarInLambda.ts ===
declare function alert(message?: any): void;
>alert : (message?: any) => void, Symbol(alert, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 0, 0))
>message : any, Symbol(message, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 0, 23))

var x = {
>x : { doStuff: (callback: any) => () => any; }, Symbol(x, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 1, 3))
>{    doStuff: (callback) => () => {        var _this = 2;        return callback(_this);    }} : { doStuff: (callback: any) => () => any; }

    doStuff: (callback) => () => {
>doStuff : (callback: any) => () => any, Symbol(doStuff, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 1, 9))
>(callback) => () => {        var _this = 2;        return callback(_this);    } : (callback: any) => () => any
>callback : any, Symbol(callback, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 2, 14))
>() => {        var _this = 2;        return callback(_this);    } : () => any

        var _this = 2;
>_this : number, Symbol(_this, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 3, 11))
>2 : number

        return callback(_this);
>callback(_this) : any
>callback : any, Symbol(callback, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 2, 14))
>_this : number, Symbol(_this, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 3, 11))
    }
}
alert(x.doStuff(x => alert(x)));
>alert(x.doStuff(x => alert(x))) : void
>alert : (message?: any) => void, Symbol(alert, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 0, 0))
>x.doStuff(x => alert(x)) : () => any
>x.doStuff : (callback: any) => () => any, Symbol(doStuff, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 1, 9))
>x : { doStuff: (callback: any) => () => any; }, Symbol(x, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 1, 3))
>doStuff : (callback: any) => () => any, Symbol(doStuff, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 1, 9))
>x => alert(x) : (x: any) => void
>x : any, Symbol(x, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 7, 16))
>alert(x) : void
>alert : (message?: any) => void, Symbol(alert, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 0, 0))
>x : any, Symbol(x, Decl(noCollisionThisExpressionAndLocalVarInLambda.ts, 7, 16))