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- 'use strict';var _vm = require('vm');var _vm2 = _interopRequireDefault(_vm);
- var _docsUrl = require('../docsUrl');var _docsUrl2 = _interopRequireDefault(_docsUrl);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { 'default': obj };}
- module.exports = {
- meta: {
- type: 'suggestion',
- docs: {
- url: (0, _docsUrl2['default'])('dynamic-import-chunkname') },
- schema: [{
- type: 'object',
- properties: {
- importFunctions: {
- type: 'array',
- uniqueItems: true,
- items: {
- type: 'string' } },
- webpackChunknameFormat: {
- type: 'string' } } }] },
- create: function () {function create(context) {
- var config = context.options[0];var _ref =
- config || {},_ref$importFunctions = _ref.importFunctions,importFunctions = _ref$importFunctions === undefined ? [] : _ref$importFunctions;var _ref2 =
- config || {},_ref2$webpackChunknam = _ref2.webpackChunknameFormat,webpackChunknameFormat = _ref2$webpackChunknam === undefined ? '[0-9a-zA-Z-_/.]+' : _ref2$webpackChunknam;
- var paddedCommentRegex = /^ (\S[\s\S]+\S) $/;
- var commentStyleRegex = /^( \w+: (["'][^"']*["']|\d+|false|true),?)+ $/;
- var chunkSubstrFormat = ' webpackChunkName: ["\']' + String(webpackChunknameFormat) + '["\'],? ';
- var chunkSubstrRegex = new RegExp(chunkSubstrFormat);
- function run(node, arg) {
- var sourceCode = context.getSourceCode();
- var leadingComments = sourceCode.getCommentsBefore ?
- sourceCode.getCommentsBefore(arg) // This method is available in ESLint >= 4.
- : sourceCode.getComments(arg).leading; // This method is deprecated in ESLint 7.
- if (!leadingComments || leadingComments.length === 0) {
- context.report({
- node: node,
- message: 'dynamic imports require a leading comment with the webpack chunkname' });
- return;
- }
- var isChunknamePresent = false;var _iteratorNormalCompletion = true;var _didIteratorError = false;var _iteratorError = undefined;try {
- for (var _iterator = leadingComments[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {var comment = _step.value;
- if (comment.type !== 'Block') {
- context.report({
- node: node,
- message: 'dynamic imports require a /* foo */ style comment, not a // foo comment' });
- return;
- }
- if (!paddedCommentRegex.test(comment.value)) {
- context.report({
- node: node,
- message: 'dynamic imports require a block comment padded with spaces - /* foo */' });
- return;
- }
- try {
- // just like webpack itself does
- _vm2['default'].runInNewContext('(function() {return {' + String(comment.value) + '}})()');
- }
- catch (error) {
- context.report({
- node: node,
- message: 'dynamic imports require a "webpack" comment with valid syntax' });
- return;
- }
- if (!commentStyleRegex.test(comment.value)) {
- context.report({
- node: node,
- message: 'dynamic imports require a leading comment in the form /*' +
- chunkSubstrFormat + '*/' });
- return;
- }
- if (chunkSubstrRegex.test(comment.value)) {
- isChunknamePresent = true;
- }
- }} catch (err) {_didIteratorError = true;_iteratorError = err;} finally {try {if (!_iteratorNormalCompletion && _iterator['return']) {_iterator['return']();}} finally {if (_didIteratorError) {throw _iteratorError;}}}
- if (!isChunknamePresent) {
- context.report({
- node: node,
- message: 'dynamic imports require a leading comment in the form /*' +
- chunkSubstrFormat + '*/' });
- }
- }
- return {
- ImportExpression: function () {function ImportExpression(node) {
- run(node, node.source);
- }return ImportExpression;}(),
- CallExpression: function () {function CallExpression(node) {
- if (node.callee.type !== 'Import' && importFunctions.indexOf(node.callee.name) < 0) {
- return;
- }
- run(node, node.arguments[0]);
- }return CallExpression;}() };
- }return create;}() };
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`;\n    const chunkSubstrRegex = new RegExp(chunkSubstrFormat);\n\n    function run(node, arg) {\n      const sourceCode = context.getSourceCode();\n      const leadingComments = sourceCode.getCommentsBefore\n        ? sourceCode.getCommentsBefore(arg) // This method is available in ESLint >= 4.\n        : sourceCode.getComments(arg).leading; // This method is deprecated in ESLint 7.\n\n      if (!leadingComments || leadingComments.length === 0) {\n        context.report({\n          node,\n          message: 'dynamic imports require a leading comment with the webpack chunkname',\n        });\n        return;\n      }\n\n      let isChunknamePresent = false;\n\n      for (const comment of leadingComments) {\n        if (comment.type !== 'Block') {\n          context.report({\n            node,\n            message: 'dynamic imports require a /* foo */ style comment, not a // foo comment',\n          });\n          return;\n        }\n\n        if (!paddedCommentRegex.test(comment.value)) {\n          context.report({\n            node,\n            message: `dynamic imports require a block comment padded with spaces - /* foo */`,\n          });\n          return;\n        }\n\n        try {\n          // just like webpack itself does\n          vm.runInNewContext(`(function() {return {${comment.value}}})()`);\n        }\n        catch (error) {\n          context.report({\n            node,\n            message: `dynamic imports require a \"webpack\" comment with valid syntax`,\n          });\n          return;\n        }\n\n        if (!commentStyleRegex.test(comment.value)) {\n          context.report({\n            node,\n            message:\n              `dynamic imports require a leading comment in the form /*${chunkSubstrFormat}*/`,\n          });\n          return;\n        }\n\n        if (chunkSubstrRegex.test(comment.value)) {\n          isChunknamePresent = true;\n        }\n      }\n\n      if (!isChunknamePresent) {\n        context.report({\n          node,\n          message:\n            `dynamic imports require a leading comment in the form /*${chunkSubstrFormat}*/`,\n        });\n      }\n    }\n\n    return {\n      ImportExpression(node) {\n        run(node, node.source);\n      },\n\n      CallExpression(node) {\n        if (node.callee.type !== 'Import' && importFunctions.indexOf(node.callee.name) < 0) {\n          return;\n        }\n\n        run(node, node.arguments[0]);\n      },\n    };\n  },\n};\n"]}
|