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/**
* @fileoverview Reject use of Cu.import and ChromeUtils.import
* in favor of ChromeUtils.importESModule.
*
* 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
*/
"use strict";
function isIdentifier(node, id) {
return node && node.type === "Identifier" && node.name === id;
}
function isMemberExpression(node, object, member) {
return (
node.type === "MemberExpression" &&
isIdentifier(node.object, object) &&
isIdentifier(node.property, member)
);
}
module.exports = {
meta: {
docs: {
},
messages: {
useImportESModule:
"Please use ChromeUtils.importESModule instead of " +
"ChromeUtils.import unless the module is not yet ESMified",
useImportESModuleLazy:
"Please use ChromeUtils.defineESModuleGetters instead of " +
"ChromeUtils.defineModuleGetter " +
"unless the module is not yet ESMified",
},
schema: [],
type: "problem",
},
create(context) {
return {
CallExpression(node) {
if (node.callee.type !== "MemberExpression") {
return;
}
let { callee } = node;
if (
(isIdentifier(callee.object, "ChromeUtils") ||
isMemberExpression(
callee.object,
"SpecialPowers",
"ChromeUtils"
)) &&
isIdentifier(callee.property, "import")
) {
context.report({
node,
messageId: "useImportESModule",
});
}
if (
(isMemberExpression(callee.object, "SpecialPowers", "ChromeUtils") &&
isIdentifier(callee.property, "defineModuleGetter")) ||
isMemberExpression(callee, "ChromeUtils", "defineModuleGetter") ||
isMemberExpression(callee, "XPCOMUtils", "defineLazyModuleGetters")
) {
context.report({
node,
messageId: "useImportESModuleLazy",
});
}
},
};
},
};