diff options
Diffstat (limited to 'tools/lint/eslint/eslint-plugin-mozilla/lib/rules/reject-importGlobalProperties.js')
-rw-r--r-- | tools/lint/eslint/eslint-plugin-mozilla/lib/rules/reject-importGlobalProperties.js | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/reject-importGlobalProperties.js b/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/reject-importGlobalProperties.js new file mode 100644 index 0000000000..a2f495ddb7 --- /dev/null +++ b/tools/lint/eslint/eslint-plugin-mozilla/lib/rules/reject-importGlobalProperties.js @@ -0,0 +1,62 @@ +/** + * @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" }); + } + } + }, + }; + }, +}; |