no-duplicate-hooks.js
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _utils = require("./utils");
const newHookContext = () => ({
beforeAll: 0,
beforeEach: 0,
afterAll: 0,
afterEach: 0
});
var _default = (0, _utils.createRule)({
name: __filename,
meta: {
docs: {
category: 'Best Practices',
description: 'Disallow duplicate setup and teardown hooks',
recommended: false
},
messages: {
noDuplicateHook: 'Duplicate {{hook}} in describe block'
},
schema: [],
type: 'suggestion'
},
defaultOptions: [],
create(context) {
const hookContexts = [newHookContext()];
return {
CallExpression(node) {
if ((0, _utils.isDescribeCall)(node)) {
hookContexts.push(newHookContext());
}
if ((0, _utils.isHook)(node)) {
const currentLayer = hookContexts[hookContexts.length - 1];
currentLayer[node.callee.name] += 1;
if (currentLayer[node.callee.name] > 1) {
context.report({
messageId: 'noDuplicateHook',
data: {
hook: node.callee.name
},
node
});
}
}
},
'CallExpression:exit'(node) {
if ((0, _utils.isDescribeCall)(node)) {
hookContexts.pop();
}
}
};
}
});
exports.default = _default;