@masknet/eslint-plugin
Version:
eslint plugin for masknet
52 lines • 1.91 kB
JavaScript
import { closest } from "../../node.js";
import { createRule } from "../../rule.js";
import { getGlobalScope } from "../../utils.js";
export default createRule({
name: 'browser/no-persistent-storage',
meta: {
type: 'suggestion',
docs: {
description: 'Disallow use browser persistent storage',
recommended: 'strict',
},
schema: [],
messages: {
invalid: 'Disallow use browser persistent storage',
},
},
defaultOptions: [],
create(context) {
const globalScope = getGlobalScope(context.sourceCode);
return {
Program() {
if (globalScope) {
for (const node of getStorageReferences(globalScope)) {
context.report({ node, messageId: 'invalid' });
}
}
},
};
},
});
function* getStorageReferences(globalScope) {
const variableNames = ['localStorage', 'sessionStorage', 'indexedDB', 'cookieStore'];
yield* getStorageInstances(globalScope, variableNames);
yield* getDocumentCookieReferences(globalScope) ?? [];
}
function getStorageInstances(globalScope, variableNames) {
return variableNames
.flatMap((name) => globalScope.set.get(name)?.references ?? [])
.map((reference) => reference.identifier);
}
function* getDocumentCookieReferences(globalScope) {
const references = ['window', 'document'].flatMap((name) => globalScope.set.get(name)?.references ?? []);
for (const reference of references) {
// prettier-ignore
const parent = closest(reference.identifier, (node) => (node.type === "MemberExpression" &&
node.property.type === "Identifier" &&
node.property.name === "cookie"));
if (parent)
yield parent;
}
}
//# sourceMappingURL=no-persistent-storage.js.map