github-pages-deploy-action/node_modules/eslint-plugin-jest/lib/rules/no-test-callback.js

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2020-03-07 11:45:40 +08:00
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _utils = require("./utils");
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
function _iterableToArrayLimit(arr, i) { if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) === "[object Arguments]")) { return; } var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
var _default = (0, _utils.createRule)({
name: __filename,
meta: {
docs: {
category: 'Best Practices',
description: 'Avoid using a callback in asynchronous tests',
recommended: false
},
messages: {
illegalTestCallback: 'Illegal usage of test callback'
},
fixable: 'code',
schema: [],
type: 'suggestion'
},
defaultOptions: [],
create(context) {
return {
CallExpression(node) {
if (!(0, _utils.isTestCase)(node) || node.arguments.length !== 2) {
return;
}
const _node$arguments = _slicedToArray(node.arguments, 2),
callback = _node$arguments[1];
if (!(0, _utils.isFunction)(callback) || callback.params.length !== 1) {
return;
}
const _callback$params = _slicedToArray(callback.params, 1),
argument = _callback$params[0];
context.report({
node: argument,
messageId: 'illegalTestCallback',
fix(fixer) {
const body = callback.body;
/* istanbul ignore if https://github.com/typescript-eslint/typescript-eslint/issues/734 */
if (!body) {
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`);
}
const sourceCode = context.getSourceCode();
const firstBodyToken = sourceCode.getFirstToken(body);
const lastBodyToken = sourceCode.getLastToken(body);
const tokenBeforeArgument = sourceCode.getTokenBefore(argument);
const tokenAfterArgument = sourceCode.getTokenAfter(argument);
/* istanbul ignore if */
if (!('name' in argument) || !firstBodyToken || !lastBodyToken || !tokenBeforeArgument || !tokenAfterArgument) {
throw new Error(`Unexpected null when attempting to fix ${context.getFilename()} - please file a github issue at https://github.com/jest-community/eslint-plugin-jest`);
}
const argumentInParens = tokenBeforeArgument.value === '(' && tokenAfterArgument.value === ')';
let argumentFix = fixer.replaceText(argument, '()');
if (argumentInParens) {
argumentFix = fixer.remove(argument);
}
let newCallback = argument.name;
if (argumentInParens) {
newCallback = `(${newCallback})`;
}
let beforeReplacement = `new Promise(${newCallback} => `;
let afterReplacement = ')';
let replaceBefore = true;
if (body.type === 'BlockStatement') {
const keyword = callback.async ? 'await' : 'return';
beforeReplacement = `${keyword} ${beforeReplacement}{`;
afterReplacement += '}';
replaceBefore = false;
}
return [argumentFix, replaceBefore ? fixer.insertTextBefore(firstBodyToken, beforeReplacement) : fixer.insertTextAfter(firstBodyToken, beforeReplacement), fixer.insertTextAfter(lastBodyToken, afterReplacement)];
}
});
}
};
}
});
exports.default = _default;