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home-page/node_modules/eslint-plugin-jest/lib/rules/no-try-expect.js
Sean Edmunds 0584430b5c First commit
2021-12-13 17:00:40 -06:00

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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _utils = require("./utils");
var _default = (0, _utils.createRule)({
name: __filename,
meta: {
docs: {
description: 'Prefer using toThrow for exception tests',
category: 'Best Practices',
recommended: 'error'
},
deprecated: true,
replacedBy: ['no-conditional-expect'],
messages: {
noTryExpect: ['Tests should use Jest‘s exception helpers.', 'Use "expect(() => yourFunction()).toThrow()" for synchronous tests,', 'or "await expect(yourFunction()).rejects.toThrow()" for async tests'].join(' ')
},
type: 'problem',
schema: []
},
defaultOptions: [],
create(context) {
let isTest = false;
let catchDepth = 0;
function isThrowExpectCall(node) {
return catchDepth > 0 && (0, _utils.isExpectCall)(node);
}
return {
CallExpression(node) {
if ((0, _utils.isTestCaseCall)(node)) {
isTest = true;
} else if (isTest && isThrowExpectCall(node)) {
context.report({
messageId: 'noTryExpect',
node
});
}
},
FunctionDeclaration(node) {
const declaredVariables = context.getDeclaredVariables(node);
const testCallExpressions = (0, _utils.getTestCallExpressionsFromDeclaredVariables)(declaredVariables);
if (testCallExpressions.length > 0) {
isTest = true;
}
},
CatchClause() {
if (isTest) {
++catchDepth;
}
},
'CatchClause:exit'() {
if (isTest) {
--catchDepth;
}
},
'CallExpression:exit'(node) {
if ((0, _utils.isTestCaseCall)(node)) {
isTest = false;
}
},
'FunctionDeclaration:exit'(node) {
const declaredVariables = context.getDeclaredVariables(node);
const testCallExpressions = (0, _utils.getTestCallExpressionsFromDeclaredVariables)(declaredVariables);
if (testCallExpressions.length > 0) {
isTest = false;
}
}
};
}
});
exports.default = _default;