146 lines
4.3 KiB
TypeScript
146 lines
4.3 KiB
TypeScript
//// [destructuringParameterDeclaration3ES5iterable.ts]
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// If the parameter is a rest parameter, the parameter type is any[]
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// A type annotation for a rest parameter must denote an array type.
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// RestParameter:
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// ... Identifier TypeAnnotation(opt)
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type arrayString = Array<String>
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type someArray = Array<String> | number[];
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type stringOrNumArray = Array<String|Number>;
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function a1(...x: (number|string)[]) { }
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function a2(...a) { }
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function a3(...a: Array<String>) { }
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function a4(...a: arrayString) { }
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function a5(...a: stringOrNumArray) { }
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function a9([a, b, [[c]]]) { }
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function a10([a, b, [[c]], ...x]) { }
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function a11([a, b, c, ...x]: number[]) { }
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var array = [1, 2, 3];
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var array2 = [true, false, "hello"];
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a2([...array]);
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a1(...array);
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a9([1, 2, [["string"]], false, true]); // Parameter type is [any, any, [[any]]]
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a10([1, 2, [["string"]], false, true]); // Parameter type is any[]
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a10([1, 2, 3, false, true]); // Parameter type is any[]
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a10([1, 2]); // Parameter type is any[]
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a11([1, 2]); // Parameter type is number[]
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// Rest parameter with generic
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function foo<T>(...a: T[]) { }
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foo<number|string>("hello", 1, 2);
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foo("hello", "world");
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enum E { a, b }
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const enum E1 { a, b }
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function foo1<T extends Number>(...a: T[]) { }
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foo1(1, 2, 3, E.a);
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foo1(1, 2, 3, E1.a, E.b);
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//// [destructuringParameterDeclaration3ES5iterable.js]
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// If the parameter is a rest parameter, the parameter type is any[]
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// A type annotation for a rest parameter must denote an array type.
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var __read = (this && this.__read) || function (o, n) {
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var m = typeof Symbol === "function" && o[Symbol.iterator];
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if (!m) return o;
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var i = m.call(o), r, ar = [], e;
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try {
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while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
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}
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catch (error) { e = { error: error }; }
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finally {
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try {
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if (r && !r.done && (m = i["return"])) m.call(i);
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}
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finally { if (e) throw e.error; }
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}
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return ar;
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};
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var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
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if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
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if (ar || !(i in from)) {
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if (!ar) ar = Array.prototype.slice.call(from, 0, i);
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ar[i] = from[i];
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}
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}
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return to.concat(ar || Array.prototype.slice.call(from));
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};
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function a1() {
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var x = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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x[_i] = arguments[_i];
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}
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}
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function a2() {
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var a = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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a[_i] = arguments[_i];
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}
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}
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function a3() {
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var a = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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a[_i] = arguments[_i];
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}
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}
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function a4() {
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var a = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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a[_i] = arguments[_i];
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}
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}
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function a5() {
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var a = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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a[_i] = arguments[_i];
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}
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}
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function a9(_a) {
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var _b = __read(_a, 3), a = _b[0], b = _b[1], _c = __read(_b[2], 1), _d = __read(_c[0], 1), c = _d[0];
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}
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function a10(_a) {
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var _b = __read(_a), a = _b[0], b = _b[1], _c = __read(_b[2], 1), _d = __read(_c[0], 1), c = _d[0], x = _b.slice(3);
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}
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function a11(_a) {
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var _b = __read(_a), a = _b[0], b = _b[1], c = _b[2], x = _b.slice(3);
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}
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var array = [1, 2, 3];
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var array2 = [true, false, "hello"];
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a2(__spreadArray([], __read(array), false));
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a1.apply(void 0, __spreadArray([], __read(array), false));
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a9([1, 2, [["string"]], false, true]); // Parameter type is [any, any, [[any]]]
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a10([1, 2, [["string"]], false, true]); // Parameter type is any[]
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a10([1, 2, 3, false, true]); // Parameter type is any[]
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a10([1, 2]); // Parameter type is any[]
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a11([1, 2]); // Parameter type is number[]
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// Rest parameter with generic
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function foo() {
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var a = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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a[_i] = arguments[_i];
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}
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}
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foo("hello", 1, 2);
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foo("hello", "world");
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var E;
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(function (E) {
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E[E["a"] = 0] = "a";
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E[E["b"] = 1] = "b";
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})(E || (E = {}));
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function foo1() {
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var a = [];
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for (var _i = 0; _i < arguments.length; _i++) {
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a[_i] = arguments[_i];
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}
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}
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foo1(1, 2, 3, E.a);
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foo1(1, 2, 3, 0 /* a */, E.b);
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