//// [noCollisionThisExpressionAndLocalVarInProperty.ts] class class1 { public prop1 = { doStuff: (callback) => () => { var _this = 2; return callback(_this); } } } class class2 { constructor() { var _this = 2; } public prop1 = { doStuff: (callback) => () => { return callback(10); } } } //// [noCollisionThisExpressionAndLocalVarInProperty.js] var class1 = (function () { function class1() { this.prop1 = { doStuff: function (callback) { return function () { var _this = 2; return callback(_this); }; } }; } return class1; })(); var class2 = (function () { function class2() { this.prop1 = { doStuff: function (callback) { return function () { return callback(10); }; } }; var _this = 2; } return class2; })();