PromoCursed/node_modules/eslint-plugin-jest/lib/rules/prefer-spy-on.js
2024-08-20 23:25:37 +04:00

89 lines
2.4 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _experimentalUtils = require("@typescript-eslint/experimental-utils");
var _utils = require("./utils");
const findNodeObject = node => {
if ('object' in node) {
return node.object;
}
if (node.callee.type === _experimentalUtils.AST_NODE_TYPES.MemberExpression) {
return node.callee.object;
}
return null;
};
const getJestFnCall = node => {
if (node.type !== _experimentalUtils.AST_NODE_TYPES.CallExpression && node.type !== _experimentalUtils.AST_NODE_TYPES.MemberExpression) {
return null;
}
const obj = findNodeObject(node);
if (!obj) {
return null;
}
if (obj.type === _experimentalUtils.AST_NODE_TYPES.Identifier) {
return node.type === _experimentalUtils.AST_NODE_TYPES.CallExpression && (0, _utils.getNodeName)(node.callee) === 'jest.fn' ? node : null;
}
return getJestFnCall(obj);
};
var _default = (0, _utils.createRule)({
name: __filename,
meta: {
docs: {
category: 'Best Practices',
description: 'Suggest using `jest.spyOn()`',
recommended: false
},
messages: {
useJestSpyOn: 'Use jest.spyOn() instead.'
},
fixable: 'code',
schema: [],
type: 'suggestion'
},
defaultOptions: [],
create(context) {
return {
AssignmentExpression(node) {
const {
left,
right
} = node;
if (left.type !== _experimentalUtils.AST_NODE_TYPES.MemberExpression) return;
const jestFnCall = getJestFnCall(right);
if (!jestFnCall) return;
context.report({
node,
messageId: 'useJestSpyOn',
fix(fixer) {
const leftPropQuote = left.property.type === _experimentalUtils.AST_NODE_TYPES.Identifier ? "'" : '';
const [arg] = jestFnCall.arguments;
const argSource = arg && context.getSourceCode().getText(arg);
const mockImplementation = argSource ? `.mockImplementation(${argSource})` : '.mockImplementation()';
return [fixer.insertTextBefore(left, `jest.spyOn(`), fixer.replaceTextRange([left.object.range[1], left.property.range[0]], `, ${leftPropQuote}`), fixer.replaceTextRange([left.property.range[1], jestFnCall.range[1]], `${leftPropQuote})${mockImplementation}`)];
}
});
}
};
}
});
exports.default = _default;