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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.default = void 0;
- var _experimentalUtils = require("@typescript-eslint/experimental-utils");
- var _utils = require("./utils");
- const isBooleanLiteral = node => node.type === _experimentalUtils.AST_NODE_TYPES.Literal && typeof node.value === 'boolean';
- /**
- * Checks if the given `ParsedExpectMatcher` is a call to one of the equality matchers,
- * with a boolean literal as the sole argument.
- *
- * @example javascript
- * toBe(true);
- * toEqual(false);
- *
- * @param {ParsedExpectMatcher} matcher
- *
- * @return {matcher is ParsedBooleanEqualityMatcher}
- */
- const isBooleanEqualityMatcher = matcher => (0, _utils.isParsedEqualityMatcherCall)(matcher) && isBooleanLiteral((0, _utils.followTypeAssertionChain)(matcher.arguments[0]));
- /**
- * Checks if the given `node` is a `CallExpression` representing the calling
- * of an `includes`-like method that can be 'fixed' (using `toContain`).
- *
- * @param {CallExpression} node
- *
- * @return {node is FixableIncludesCallExpression}
- *
- * @todo support `['includes']()` syntax (remove last property.type check to begin)
- * @todo break out into `isMethodCall<Name extends string>(node: TSESTree.Node, method: Name)` util-fn
- */
- const isFixableIncludesCallExpression = node => node.type === _experimentalUtils.AST_NODE_TYPES.CallExpression && node.callee.type === _experimentalUtils.AST_NODE_TYPES.MemberExpression && (0, _utils.isSupportedAccessor)(node.callee.property, 'includes') && node.callee.property.type === _experimentalUtils.AST_NODE_TYPES.Identifier && (0, _utils.hasOnlyOneArgument)(node);
- const buildToContainFuncExpectation = negated => negated ? `${_utils.ModifierName.not}.toContain` : 'toContain';
- /**
- * Finds the first `.` character token between the `object` & `property` of the given `member` expression.
- *
- * @param {TSESTree.MemberExpression} member
- * @param {SourceCode} sourceCode
- *
- * @return {Token | null}
- */
- const findPropertyDotToken = (member, sourceCode) => sourceCode.getFirstTokenBetween(member.object, member.property, token => token.value === '.');
- const getNegationFixes = (node, modifier, matcher, sourceCode, fixer, fileName) => {
- const [containArg] = node.arguments;
- const negationPropertyDot = findPropertyDotToken(modifier.node, sourceCode);
- const toContainFunc = buildToContainFuncExpectation((0, _utils.followTypeAssertionChain)(matcher.arguments[0]).value);
- /* istanbul ignore if */
- if (negationPropertyDot === null) {
- throw new Error(`Unexpected null when attempting to fix ${fileName} - please file a github issue at https://github.com/jest-community/eslint-plugin-jest`);
- }
- return [fixer.remove(negationPropertyDot), fixer.remove(modifier.node.property), fixer.replaceText(matcher.node.property, toContainFunc), fixer.replaceText(matcher.arguments[0], sourceCode.getText(containArg))];
- };
- const getCommonFixes = (node, sourceCode, fileName) => {
- const [containArg] = node.arguments;
- const includesCallee = node.callee;
- const propertyDot = findPropertyDotToken(includesCallee, sourceCode);
- const closingParenthesis = sourceCode.getTokenAfter(containArg);
- const openParenthesis = sourceCode.getTokenBefore(containArg);
- /* istanbul ignore if */
- if (propertyDot === null || closingParenthesis === null || openParenthesis === null) {
- throw new Error(`Unexpected null when attempting to fix ${fileName} - please file a github issue at https://github.com/jest-community/eslint-plugin-jest`);
- }
- return [containArg, includesCallee.property, propertyDot, closingParenthesis, openParenthesis];
- }; // expect(array.includes(<value>)[not.]{toBe,toEqual}(<boolean>)
- var _default = (0, _utils.createRule)({
- name: __filename,
- meta: {
- docs: {
- category: 'Best Practices',
- description: 'Suggest using `toContain()`',
- recommended: false
- },
- messages: {
- useToContain: 'Use toContain() instead'
- },
- fixable: 'code',
- type: 'suggestion',
- schema: []
- },
- defaultOptions: [],
- create(context) {
- return {
- CallExpression(node) {
- if (!(0, _utils.isExpectCall)(node)) {
- return;
- }
- const {
- expect: {
- arguments: [includesCall]
- },
- matcher,
- modifier
- } = (0, _utils.parseExpectCall)(node);
- if (!matcher || !includesCall || modifier && modifier.name !== _utils.ModifierName.not || !isBooleanEqualityMatcher(matcher) || !isFixableIncludesCallExpression(includesCall)) {
- return;
- }
- context.report({
- fix(fixer) {
- const sourceCode = context.getSourceCode();
- const fileName = context.getFilename();
- const fixArr = getCommonFixes(includesCall, sourceCode, fileName).map(target => fixer.remove(target));
- if (modifier) {
- return getNegationFixes(includesCall, modifier, matcher, sourceCode, fixer, fileName).concat(fixArr);
- }
- const toContainFunc = buildToContainFuncExpectation(!(0, _utils.followTypeAssertionChain)(matcher.arguments[0]).value);
- const [containArg] = includesCall.arguments;
- fixArr.push(fixer.replaceText(matcher.node.property, toContainFunc));
- fixArr.push(fixer.replaceText(matcher.arguments[0], sourceCode.getText(containArg)));
- return fixArr;
- },
- messageId: 'useToContain',
- node: (modifier || matcher).node.property
- });
- }
- };
- }
- });
- exports.default = _default;
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