prefer-to-have-length.js
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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");
var _default = (0, _utils.createRule)({
name: __filename,
meta: {
docs: {
category: 'Best Practices',
description: 'Suggest using `toHaveLength()`',
recommended: false
},
messages: {
useToHaveLength: 'Use toHaveLength() instead'
},
fixable: 'code',
type: 'suggestion',
schema: []
},
defaultOptions: [],
create(context) {
return {
CallExpression(node) {
if (!(0, _utils.isExpectCall)(node)) {
return;
}
const {
expect: {
arguments: [argument]
},
matcher
} = (0, _utils.parseExpectCall)(node);
if (!matcher || !(0, _utils.isParsedEqualityMatcherCall)(matcher) || (argument === null || argument === void 0 ? void 0 : argument.type) !== _experimentalUtils.AST_NODE_TYPES.MemberExpression || !(0, _utils.isSupportedAccessor)(argument.property, 'length') || argument.property.type !== _experimentalUtils.AST_NODE_TYPES.Identifier) {
return;
}
context.report({
fix(fixer) {
const propertyDot = context.getSourceCode().getFirstTokenBetween(argument.object, argument.property, token => token.value === '.');
/* istanbul ignore if */
if (propertyDot === null) {
throw new Error(`Unexpected null when attempting to fix ${context.getFilename()} - please file a github issue at https://github.com/jest-community/eslint-plugin-jest`);
}
return [fixer.remove(propertyDot), fixer.remove(argument.property), fixer.replaceText(matcher.node.property, 'toHaveLength')];
},
messageId: 'useToHaveLength',
node: matcher.node.property
});
}
};
}
});
exports.default = _default;