| "use strict"; |
| var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { |
| if (k2 === undefined) k2 = k; |
| Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } }); |
| }) : (function(o, m, k, k2) { |
| if (k2 === undefined) k2 = k; |
| o[k2] = m[k]; |
| })); |
| var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) { |
| Object.defineProperty(o, "default", { enumerable: true, value: v }); |
| }) : function(o, v) { |
| o["default"] = v; |
| }); |
| var __importStar = (this && this.__importStar) || function (mod) { |
| if (mod && mod.__esModule) return mod; |
| var result = {}; |
| if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k); |
| __setModuleDefault(result, mod); |
| return result; |
| }; |
| Object.defineProperty(exports, "__esModule", { value: true }); |
| const utils_1 = require("@typescript-eslint/utils"); |
| const util = __importStar(require("../util")); |
| exports.default = util.createRule({ |
| name: 'no-confusing-non-null-assertion', |
| meta: { |
| type: 'problem', |
| docs: { |
| description: 'Disallow non-null assertion in locations that may be confusing', |
| recommended: false, |
| }, |
| fixable: 'code', |
| hasSuggestions: true, |
| messages: { |
| confusingEqual: 'Confusing combinations of non-null assertion and equal test like "a! == b", which looks very similar to not equal "a !== b".', |
| confusingAssign: 'Confusing combinations of non-null assertion and equal test like "a! = b", which looks very similar to not equal "a != b".', |
| notNeedInEqualTest: 'Unnecessary non-null assertion (!) in equal test.', |
| notNeedInAssign: 'Unnecessary non-null assertion (!) in assignment left hand.', |
| wrapUpLeft: 'Wrap up left hand to avoid putting non-null assertion "!" and "=" together.', |
| }, |
| schema: [], |
| }, |
| defaultOptions: [], |
| create(context) { |
| const sourceCode = context.getSourceCode(); |
| return { |
| 'BinaryExpression, AssignmentExpression'(node) { |
| function isLeftHandPrimaryExpression(node) { |
| return node.type === utils_1.AST_NODE_TYPES.TSNonNullExpression; |
| } |
| if (node.operator === '==' || |
| node.operator === '===' || |
| node.operator === '=') { |
| const isAssign = node.operator === '='; |
| const leftHandFinalToken = sourceCode.getLastToken(node.left); |
| const tokenAfterLeft = sourceCode.getTokenAfter(node.left); |
| if ((leftHandFinalToken === null || leftHandFinalToken === void 0 ? void 0 : leftHandFinalToken.type) === utils_1.AST_TOKEN_TYPES.Punctuator && |
| (leftHandFinalToken === null || leftHandFinalToken === void 0 ? void 0 : leftHandFinalToken.value) === '!' && |
| (tokenAfterLeft === null || tokenAfterLeft === void 0 ? void 0 : tokenAfterLeft.value) !== ')') { |
| if (isLeftHandPrimaryExpression(node.left)) { |
| context.report({ |
| node, |
| messageId: isAssign ? 'confusingAssign' : 'confusingEqual', |
| suggest: [ |
| { |
| messageId: isAssign |
| ? 'notNeedInAssign' |
| : 'notNeedInEqualTest', |
| fix: (fixer) => [ |
| fixer.remove(leftHandFinalToken), |
| ], |
| }, |
| ], |
| }); |
| } |
| else { |
| context.report({ |
| node, |
| messageId: isAssign ? 'confusingAssign' : 'confusingEqual', |
| suggest: [ |
| { |
| messageId: 'wrapUpLeft', |
| fix: (fixer) => [ |
| fixer.insertTextBefore(node.left, '('), |
| fixer.insertTextAfter(node.left, ')'), |
| ], |
| }, |
| ], |
| }); |
| } |
| } |
| } |
| }, |
| }; |
| }, |
| }); |
| //# sourceMappingURL=no-confusing-non-null-assertion.js.map |