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/**
* @fileoverview Reject use of Cu.importGlobalProperties
*
* 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/.
*/
"use strict";
const privilegedGlobals = Object.keys(
require("../environments/privileged.js").globals
);
// -----------------------------------------------------------------------------
// Rule Definition
// -----------------------------------------------------------------------------
module.exports = {
meta: {
messages: {
unexpectedCall: "Unexpected call to Cu.importGlobalProperties",
unexpectedCallWebIdl:
"Unnecessary call to Cu.importGlobalProperties (webidl names are automatically imported)",
},
schema: [
{
// XXX Better name?
enum: ["everything", "allownonwebidl"],
},
],
type: "problem",
},
create(context) {
return {
CallExpression(node) {
if (node.callee.type !== "MemberExpression") {
return;
}
let memexp = node.callee;
if (
memexp.object.type === "Identifier" &&
// Only Cu, not Components.utils; see bug 1230369.
memexp.object.name === "Cu" &&
memexp.property.type === "Identifier" &&
memexp.property.name === "importGlobalProperties"
) {
if (context.options.includes("allownonwebidl")) {
for (let element of node.arguments[0].elements) {
if (privilegedGlobals.includes(element.value)) {
context.report({ node, messageId: "unexpectedCallWebIdl" });
}
}
} else {
context.report({ node, messageId: "unexpectedCall" });
}
}
},
};
},
};
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