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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/. */
const testCases = [
// Array destructuring.
"[]",
"[a]",
"x, [a]",
"[a], x",
// Array destructuring with defaults.
"[a = 0]",
"x, [a = 0]",
"[a = 0], x",
// Array destructuring with rest binding identifier.
"[...a]",
"x, [...a]",
"[...a], x",
// Array destructuring with rest binding pattern.
"[...[a]]",
"x, [...[a]]",
"[...[a]], x",
// Object destructuring.
"{}",
"{p: o}",
"x, {p: o}",
"{p: o}, x",
// Object destructuring with defaults.
"{p: o = 0}",
"x, {p: o = 0}",
"{p: o = 0}, x",
// Object destructuring with shorthand identifier form.
"{o}",
"x, {o}",
"{o}, x",
// Object destructuring with CoverInitName.
"{o = 0}",
"x, {o = 0}",
"{o = 0}, x",
// Default parameter.
"d = 0",
"x, d = 0",
"d = 0, x",
// Rest parameter.
"...rest",
"x, ...rest",
// Rest parameter with array destructuring.
"...[]",
"...[a]",
"x, ...[]",
"x, ...[a]",
// Rest parameter with object destructuring.
"...{}",
"...{p: o}",
"x, ...{}",
"x, ...{p: o}",
// All non-simple cases combined.
"x, d = 123, [a], {p: 0}, ...rest",
];
const GeneratorFunction = function*(){}.constructor;
const functionDefinitions = [
// FunctionDeclaration
parameters => `function f(${parameters}) { "use strict"; }`,
// FunctionExpression
parameters => `void function(${parameters}) { "use strict"; };`,
parameters => `void function f(${parameters}) { "use strict"; };`,
// Function constructor
parameters => `Function('${parameters}', '"use strict";')`,
// GeneratorDeclaration
parameters => `function* g(${parameters}) { "use strict"; }`,
// GeneratorExpression
parameters => `void function*(${parameters}) { "use strict"; };`,
parameters => `void function* g(${parameters}) { "use strict"; };`,
// GeneratorFunction constructor
parameters => `GeneratorFunction('${parameters}', '"use strict";')`,
// MethodDefinition
parameters => `({ m(${parameters}) { "use strict"; } });`,
parameters => `(class { m(${parameters}) { "use strict"; } });`,
parameters => `class C { m(${parameters}) { "use strict"; } }`,
// MethodDefinition (constructors)
parameters => `(class { constructor(${parameters}) { "use strict"; } });`,
parameters => `class C { constructor(${parameters}) { "use strict"; } }`,
// MethodDefinition (getter)
parameters => `({ get m(${parameters}) { "use strict"; } });`,
parameters => `(class { get m(${parameters}) { "use strict"; } });`,
parameters => `class C { get m(${parameters}) { "use strict"; } }`,
// MethodDefinition (setter)
parameters => `({ set m(${parameters}) { "use strict"; } });`,
parameters => `(class { set m(${parameters}) { "use strict"; } });`,
parameters => `class C { set m(${parameters}) { "use strict"; } }`,
// GeneratorMethod
parameters => `({ *m(${parameters}) { "use strict"; } });`,
parameters => `(class { *m(${parameters}) { "use strict"; } });`,
parameters => `class C { *m(${parameters}) { "use strict"; } }`,
// ArrowFunction
parameters => `(${parameters}) => { "use strict"; };`,
];
for (let nonSimpleParameters of testCases) {
for (let def of functionDefinitions) {
// Non-strict script code.
assertThrowsInstanceOf(() => eval(`
${def(nonSimpleParameters)}
`), SyntaxError, def(nonSimpleParameters));
// Strict script code.
assertThrowsInstanceOf(() => eval(`
"use strict";
${def(nonSimpleParameters)}
`), SyntaxError, `"use strict"; ${def(nonSimpleParameters)}`);
}
}
if (typeof reportCompare === 'function')
reportCompare(0, 0);
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