github-pages-deploy-action/node_modules/eslint-plugin-jest/lib/rules/no-standalone-expect.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 _experimentalUtils = require("@typescript-eslint/experimental-utils");
var _utils = require("./utils");
const getBlockType = stmt => {
const func = stmt.parent;
/* istanbul ignore if */
if (!func) {
throw new Error(`Unexpected BlockStatement. No parent defined. - please file a github issue at https://github.com/jest-community/eslint-plugin-jest`);
} // functionDeclaration: function func() {}
if (func.type === _experimentalUtils.AST_NODE_TYPES.FunctionDeclaration) {
return 'function';
}
if ((0, _utils.isFunction)(func) && func.parent) {
const expr = func.parent; // arrowfunction or function expr
if (expr.type === _experimentalUtils.AST_NODE_TYPES.VariableDeclarator) {
return 'function';
} // if it's not a variable, it will be callExpr, we only care about describe
if (expr.type === _experimentalUtils.AST_NODE_TYPES.CallExpression && (0, _utils.isDescribe)(expr)) {
return _utils.DescribeAlias.describe;
}
}
return null;
};
const isEach = node => {
if (node && node.callee && node.callee.type === _experimentalUtils.AST_NODE_TYPES.CallExpression && node.callee.callee && node.callee.callee.type === _experimentalUtils.AST_NODE_TYPES.MemberExpression && node.callee.callee.property && node.callee.callee.property.type === _experimentalUtils.AST_NODE_TYPES.Identifier && node.callee.callee.property.name === 'each' && node.callee.callee.object && node.callee.callee.object.type === _experimentalUtils.AST_NODE_TYPES.Identifier && _utils.TestCaseName.hasOwnProperty(node.callee.callee.object.name)) {
return true;
}
return false;
};
var _default = (0, _utils.createRule)({
name: __filename,
meta: {
docs: {
category: 'Best Practices',
description: 'Prevents expects that are outside of an it or test block.',
recommended: false
},
messages: {
unexpectedExpect: 'Expect must be inside of a test block.'
},
type: 'suggestion',
schema: []
},
defaultOptions: [],
create(context) {
const callStack = [];
return {
CallExpression(node) {
if ((0, _utils.isExpectCall)(node)) {
const parent = callStack[callStack.length - 1];
if (!parent || parent === _utils.DescribeAlias.describe) {
context.report({
node,
messageId: 'unexpectedExpect'
});
}
return;
}
if ((0, _utils.isTestCase)(node)) {
callStack.push(_utils.TestCaseName.test);
}
if (node.callee.type === _experimentalUtils.AST_NODE_TYPES.TaggedTemplateExpression) {
callStack.push('template');
}
},
'CallExpression:exit'(node) {
const top = callStack[callStack.length - 1];
if (((0, _utils.isTestCase)(node) && node.callee.type !== _experimentalUtils.AST_NODE_TYPES.MemberExpression || isEach(node)) && top === _utils.TestCaseName.test || node.callee.type === _experimentalUtils.AST_NODE_TYPES.TaggedTemplateExpression && top === 'template') {
callStack.pop();
}
},
BlockStatement(stmt) {
const blockType = getBlockType(stmt);
if (blockType) {
callStack.push(blockType);
}
},
'BlockStatement:exit'(stmt) {
const blockType = getBlockType(stmt);
if (blockType && blockType === callStack[callStack.length - 1]) {
callStack.pop();
}
},
ArrowFunctionExpression(node) {
if (node.parent && node.parent.type !== _experimentalUtils.AST_NODE_TYPES.CallExpression) {
callStack.push('arrowFunc');
}
},
'ArrowFunctionExpression:exit'() {
if (callStack[callStack.length - 1] === 'arrowFunc') {
callStack.pop();
}
}
};
}
});
exports.default = _default;