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