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//// [arrowFunctionExpressions.ts]
// ArrowFormalParameters => AssignmentExpression is equivalent to ArrowFormalParameters => { return AssignmentExpression; }
var a = (p: string) => p.length;
var a = (p: string) => { return p.length; }
// Identifier => Block is equivalent to(Identifier) => Block
var b = j => { return 0; }
var b = (j) => { return 0; }
// Identifier => AssignmentExpression is equivalent to(Identifier) => AssignmentExpression
var c: number;
var d = n => c = n;
var d = (n) => c = n;
var d: (n: any) => any;
// Binding patterns in arrow functions
var p1 = ([a]) => { };
var p2 = ([...a]) => { };
var p3 = ([, a]) => { };
var p4 = ([, ...a]) => { };
var p5 = ([a = 1]) => { };
var p6 = ({ a }) => { };
var p7 = ({ a: { b } }) => { };
var p8 = ({ a = 1 }) => { };
var p9 = ({ a: { b = 1 } = { b: 1 } }) => { };
var p10 = ([{ value, done }]) => { };
// Arrow function used in class member initializer
// Arrow function used in class member function
class MyClass {
m = (n) => n + 1;
p = (n) => n && this;
fn() {
var m = (n) => n + 1;
var p = (n) => n && this;
}
}
// Arrow function used in arrow function
var arrrr = () => (m: number) => () => (n: number) => m + n;
var e = arrrr()(3)()(4);
var e: number;
// Arrow function used in arrow function used in function
function someFn() {
var arr = (n: number) => (p: number) => p * n;
arr(3)(4).toExponential();
}
// Arrow function used in function
function someOtherFn() {
var arr = (n: number) => '' + n;
arr(4).charAt(0);
}
// Arrow function used in nested function in function
function outerFn() {
function innerFn() {
var arrowFn = () => { };
var p = arrowFn();
var p: void;
}
}
// Arrow function used in nested function in arrow function
var f = (n: string) => {
function fn(x: number) {
return () => n + x;
}
return fn(4);
}
var g = f('')();
var g: string;
// Arrow function used in nested function in arrow function in nested function
function someOuterFn() {
var arr = (n: string) => {
function innerFn() {
return () => n.length;
}
return innerFn;
}
return arr;
}
var h = someOuterFn()('')()();
h.toExponential();
// Arrow function used in try/catch/finally in function
function tryCatchFn() {
try {
var x = () => this;
} catch (e) {
var t = () => e + this;
} finally {
var m = () => this + '';
}
}
//// [arrowFunctionExpressions.js]
// ArrowFormalParameters => AssignmentExpression is equivalent to ArrowFormalParameters => { return AssignmentExpression; }
var a = function (p) { return p.length; };
var a = function (p) { return p.length; };
// Identifier => Block is equivalent to(Identifier) => Block
var b = function (j) { return 0; };
var b = function (j) { return 0; };
// Identifier => AssignmentExpression is equivalent to(Identifier) => AssignmentExpression
var c;
var d = function (n) { return c = n; };
var d = function (n) { return c = n; };
var d;
// Binding patterns in arrow functions
var p1 = function (_a) {
var a = _a[0];
};
var p2 = function (_a) {
var a = _a.slice(0);
};
var p3 = function (_a) {
var a = _a[1];
};
var p4 = function (_a) {
var a = _a.slice(1);
};
var p5 = function (_a) {
var _b = _a[0], a = _b === void 0 ? 1 : _b;
};
var p6 = function (_a) {
var a = _a.a;
};
var p7 = function (_a) {
var b = _a.a.b;
};
var p8 = function (_a) {
var _b = _a.a, a = _b === void 0 ? 1 : _b;
};
var p9 = function (_a) {
var _b = _a.a, _c = (_b === void 0 ? { b: 1 } : _b).b, b = _c === void 0 ? 1 : _c;
};
var p10 = function (_a) {
var _b = _a[0], value = _b.value, done = _b.done;
};
// Arrow function used in class member initializer
// Arrow function used in class member function
var MyClass = /** @class */ (function () {
function MyClass() {
var _this = this;
this.m = function (n) { return n + 1; };
this.p = function (n) { return n && _this; };
}
MyClass.prototype.fn = function () {
var _this = this;
var m = function (n) { return n + 1; };
var p = function (n) { return n && _this; };
};
return MyClass;
}());
// Arrow function used in arrow function
var arrrr = function () { return function (m) { return function () { return function (n) { return m + n; }; }; }; };
var e = arrrr()(3)()(4);
var e;
// Arrow function used in arrow function used in function
function someFn() {
var arr = function (n) { return function (p) { return p * n; }; };
arr(3)(4).toExponential();
}
// Arrow function used in function
function someOtherFn() {
var arr = function (n) { return '' + n; };
arr(4).charAt(0);
}
// Arrow function used in nested function in function
function outerFn() {
function innerFn() {
var arrowFn = function () { };
var p = arrowFn();
var p;
}
}
// Arrow function used in nested function in arrow function
var f = function (n) {
function fn(x) {
return function () { return n + x; };
}
return fn(4);
};
var g = f('')();
var g;
// Arrow function used in nested function in arrow function in nested function
function someOuterFn() {
var arr = function (n) {
function innerFn() {
return function () { return n.length; };
}
return innerFn;
};
return arr;
}
var h = someOuterFn()('')()();
h.toExponential();
// Arrow function used in try/catch/finally in function
function tryCatchFn() {
var _this = this;
try {
var x = function () { return _this; };
}
catch (e) {
var t = function () { return e + _this; };
}
finally {
var m = function () { return _this + ''; };
}
}
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