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codeql-action/node_modules/eslint-plugin-import/lib/rules/no-import-module-exports.js
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'use strict';var _minimatch = require('minimatch');var _minimatch2 = _interopRequireDefault(_minimatch); | |
var _path = require('path');var _path2 = _interopRequireDefault(_path); | |
var _pkgUp = require('eslint-module-utils/pkgUp');var _pkgUp2 = _interopRequireDefault(_pkgUp);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { 'default': obj };} | |
function getEntryPoint(context) { | |
var pkgPath = (0, _pkgUp2['default'])({ cwd: context.getPhysicalFilename ? context.getPhysicalFilename() : context.getFilename() }); | |
try { | |
return require.resolve(_path2['default'].dirname(pkgPath)); | |
} catch (error) { | |
// Assume the package has no entrypoint (e.g. CLI packages) | |
// in which case require.resolve would throw. | |
return null; | |
} | |
} | |
function findScope(context, identifier) {var _context$getSourceCod = | |
context.getSourceCode(),scopeManager = _context$getSourceCod.scopeManager; | |
return scopeManager && scopeManager.scopes.slice().reverse().find(function (scope) {return scope.variables.some(function (variable) {return variable.identifiers.some(function (node) {return node.name === identifier;});});}); | |
} | |
function findDefinition(objectScope, identifier) { | |
var variable = objectScope.variables.find(function (variable) {return variable.name === identifier;}); | |
return variable.defs.find(function (def) {return def.name.name === identifier;}); | |
} | |
module.exports = { | |
meta: { | |
type: 'problem', | |
docs: { | |
category: 'Module systems', | |
description: 'Forbid import statements with CommonJS module.exports.', | |
recommended: true }, | |
fixable: 'code', | |
schema: [ | |
{ | |
type: 'object', | |
properties: { | |
exceptions: { type: 'array' } }, | |
additionalProperties: false }] }, | |
create: function () {function create(context) { | |
var importDeclarations = []; | |
var entryPoint = getEntryPoint(context); | |
var options = context.options[0] || {}; | |
var alreadyReported = false; | |
function report(node) { | |
var fileName = context.getPhysicalFilename ? context.getPhysicalFilename() : context.getFilename(); | |
var isEntryPoint = entryPoint === fileName; | |
var isIdentifier = node.object.type === 'Identifier'; | |
var hasKeywords = /^(module|exports)$/.test(node.object.name); | |
var objectScope = hasKeywords && findScope(context, node.object.name); | |
var variableDefinition = objectScope && findDefinition(objectScope, node.object.name); | |
var isImportBinding = variableDefinition && variableDefinition.type === 'ImportBinding'; | |
var hasCJSExportReference = hasKeywords && (!objectScope || objectScope.type === 'module'); | |
var isException = !!options.exceptions && options.exceptions.some(function (glob) {return (0, _minimatch2['default'])(fileName, glob);}); | |
if (isIdentifier && hasCJSExportReference && !isEntryPoint && !isException && !isImportBinding) { | |
importDeclarations.forEach(function (importDeclaration) { | |
context.report({ | |
node: importDeclaration, | |
message: 'Cannot use import declarations in modules that export using CommonJS (module.exports = \'foo\' or exports.bar = \'hi\')' }); | |
}); | |
alreadyReported = true; | |
} | |
} | |
return { | |
ImportDeclaration: function () {function ImportDeclaration(node) { | |
importDeclarations.push(node); | |
}return ImportDeclaration;}(), | |
MemberExpression: function () {function MemberExpression(node) { | |
if (!alreadyReported) { | |
report(node); | |
} | |
}return MemberExpression;}() }; | |
}return create;}() }; | |
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context.getPhysicalFilename() : context.getFilename() });\n  try {\n    return require.resolve(path.dirname(pkgPath));\n  } catch (error) {\n    // Assume the package has no entrypoint (e.g. CLI packages)\n    // in which case require.resolve would throw.\n    return null;\n  }\n}\n\nfunction findScope(context, identifier) {\n  const { scopeManager } = context.getSourceCode();\n\n  return scopeManager && scopeManager.scopes.slice().reverse().find((scope) => scope.variables.some((variable) => variable.identifiers.some((node) => node.name === identifier)));\n}\n\nfunction findDefinition(objectScope, identifier) {\n  const variable = objectScope.variables.find((variable) => variable.name === identifier);\n  return variable.defs.find((def) => def.name.name === identifier);\n}\n\nmodule.exports = {\n  meta: {\n    type: 'problem',\n    docs: {\n      category: 'Module systems',\n      description: 'Forbid import statements with CommonJS module.exports.',\n      recommended: true,\n    },\n    fixable: 'code',\n    schema: [\n      {\n        type: 'object',\n        properties: {\n          exceptions: { type: 'array' },\n        },\n        additionalProperties: false,\n      },\n    ],\n  },\n  create(context) {\n    const importDeclarations = [];\n    const entryPoint = getEntryPoint(context);\n    const options = context.options[0] || {};\n    let alreadyReported = false;\n\n    function report(node) {\n      const fileName = context.getPhysicalFilename ? context.getPhysicalFilename() : context.getFilename();\n      const isEntryPoint = entryPoint === fileName;\n      const isIdentifier = node.object.type === 'Identifier';\n      const hasKeywords = (/^(module|exports)$/).test(node.object.name);\n      const objectScope = hasKeywords && findScope(context, node.object.name);\n      const variableDefinition = objectScope && findDefinition(objectScope, node.object.name);\n      const isImportBinding = variableDefinition && variableDefinition.type === 'ImportBinding';\n      const hasCJSExportReference = hasKeywords && (!objectScope || objectScope.type === 'module');\n      const isException = !!options.exceptions && options.exceptions.some((glob) => minimatch(fileName, glob));\n\n      if (isIdentifier && hasCJSExportReference && !isEntryPoint && !isException && !isImportBinding) {\n        importDeclarations.forEach((importDeclaration) => {\n          context.report({\n            node: importDeclaration,\n            message: `Cannot use import declarations in modules that export using CommonJS (module.exports = 'foo' or exports.bar = 'hi')`,\n          });\n        });\n        alreadyReported = true;\n      }\n    }\n\n    return {\n      ImportDeclaration(node) {\n        importDeclarations.push(node);\n      },\n      MemberExpression(node) {\n        if (!alreadyReported) {\n          report(node);\n        }\n      },\n    };\n  },\n};\n"]} |