cover-init-name-syntax.js

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

// CoverInitName in async arrow parameters.

async ({a = 1}) => {};

async ({a = 1}, {b = 2}) => {};

async ({a = 1}, {b = 2}, {c = 3}) => {};

async ({a = 1} = {}, {b = 2}, {c = 3}) => {};

async ({a = 1} = {}, {b = 2} = {}, {c = 3}) => {};

async ({a = 1} = {}, {b = 2} = {}, {c = 3} = {}) => {};

// CoverInitName nested in array destructuring.

async ([{a = 0}]) => {};

// CoverInitName nested in rest pattern.

async ([...[{a = 0}]]) => {};

// CoverInitName nested in object destructuring.

async ({p: {a = 0}}) => {};

// CoverInitName in CoverCallExpressionAndAsyncArrowHead, but not AsyncArrowHead.

assertThrowsInstanceOf(() => eval(`

    NotAsync({a = 1});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    NotAsync({a = 1}, {b = 2}, {c = 3});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    NotAsync({a = 1}, {b = 2}, {c = 3} = {});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    NotAsync({a = 1}, {b = 2} = {}, {c = 3} = {});

`), SyntaxError);

// Starts with "async", but not called from AssignmentExpression.

assertThrowsInstanceOf(() => eval(`

    typeof async({a = 1});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    typeof async({a = 1}, {b = 2}, {c = 3});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    typeof async({a = 1}, {b = 2}, {c = 3} = {});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    typeof async({a = 1}, {b = 2} = {}, {c = 3} = {});

`), SyntaxError);

// CoverInitName in CoverCallExpressionAndAsyncArrowHead, but not AsyncArrowHead.

assertThrowsInstanceOf(() => eval(`

    obj.async({a = 1});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    obj.async({a = 1}, {b = 2}, {c = 3});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    obj.async({a = 1}, {b = 2}, {c = 3} = {});

`), SyntaxError);

assertThrowsInstanceOf(() => eval(`

    obj.async({a = 1}, {b = 2} = {}, {c = 3} = {});

`), SyntaxError);

if (typeof reportCompare === "function")

    reportCompare(0, 0);