webhook-action/node_modules/eslint-plugin-import/lib/rules/no-namespace.js

'use strict';




var _minimatch = require('minimatch');var _minimatch2 = _interopRequireDefault(_minimatch);
var _docsUrl = require('../docsUrl');var _docsUrl2 = _interopRequireDefault(_docsUrl);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { 'default': obj };}function _toConsumableArray(arr) {if (Array.isArray(arr)) {for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) {arr2[i] = arr[i];}return arr2;} else {return Array.from(arr);}} /**
                                                                                                                                                                                                                                                                                                                                                                                 * @fileoverview Rule to disallow namespace import
                                                                                                                                                                                                                                                                                                                                                                                 * @author Radek Benkel
                                                                                                                                                                                                                                                                                                                                                                                 */ //------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------

module.exports = {
  meta: {
    type: 'suggestion',
    docs: {
      url: (0, _docsUrl2['default'])('no-namespace') },

    fixable: 'code',
    schema: [{
      type: 'object',
      properties: {
        ignore: {
          type: 'array',
          items: {
            type: 'string' },

          uniqueItems: true } } }] },





  create: function () {function create(context) {
      var firstOption = context.options[0] || {};
      var ignoreGlobs = firstOption.ignore;

      return {
        ImportNamespaceSpecifier: function () {function ImportNamespaceSpecifier(node) {
            if (ignoreGlobs && ignoreGlobs.find(function (glob) {return (0, _minimatch2['default'])(node.parent.source.value, glob, { matchBase: true });})) {
              return;
            }

            var scopeVariables = context.getScope().variables;
            var namespaceVariable = scopeVariables.find(function (variable) {return variable.defs[0].node === node;});
            var namespaceReferences = namespaceVariable.references;
            var namespaceIdentifiers = namespaceReferences.map(function (reference) {return reference.identifier;});
            var canFix = namespaceIdentifiers.length > 0 && !usesNamespaceAsObject(namespaceIdentifiers);

            context.report({
              node: node,
              message: 'Unexpected namespace import.',
              fix: canFix && function (fixer) {
                var scopeManager = context.getSourceCode().scopeManager;
                var fixes = [];

                // Pass 1: Collect variable names that are already in scope for each reference we want
                // to transform, so that we can be sure that we choose non-conflicting import names
                var importNameConflicts = {};
                namespaceIdentifiers.forEach(function (identifier) {
                  var parent = identifier.parent;
                  if (parent && parent.type === 'MemberExpression') {
                    var importName = getMemberPropertyName(parent);
                    var localConflicts = getVariableNamesInScope(scopeManager, parent);
                    if (!importNameConflicts[importName]) {
                      importNameConflicts[importName] = localConflicts;
                    } else {
                      localConflicts.forEach(function (c) {return importNameConflicts[importName].add(c);});
                    }
                  }
                });

                // Choose new names for each import
                var importNames = Object.keys(importNameConflicts);
                var importLocalNames = generateLocalNames(
                importNames,
                importNameConflicts,
                namespaceVariable.name);


                // Replace the ImportNamespaceSpecifier with a list of ImportSpecifiers
                var namedImportSpecifiers = importNames.map(function (importName) {return (
                    importName === importLocalNames[importName] ?
                    importName : String(
                    importName) + ' as ' + String(importLocalNames[importName]));});

                fixes.push(fixer.replaceText(node, '{ ' + String(namedImportSpecifiers.join(', ')) + ' }'));

                // Pass 2: Replace references to the namespace with references to the named imports
                namespaceIdentifiers.forEach(function (identifier) {
                  var parent = identifier.parent;
                  if (parent && parent.type === 'MemberExpression') {
                    var importName = getMemberPropertyName(parent);
                    fixes.push(fixer.replaceText(parent, importLocalNames[importName]));
                  }
                });

                return fixes;
              } });

          }return ImportNamespaceSpecifier;}() };

    }return create;}() };


/**
                           * @param {Identifier[]} namespaceIdentifiers
                           * @returns {boolean} `true` if the namespace variable is more than just a glorified constant
                           */
function usesNamespaceAsObject(namespaceIdentifiers) {
  return !namespaceIdentifiers.every(function (identifier) {
    var parent = identifier.parent;

    // `namespace.x` or `namespace['x']`
    return (
      parent && parent.type === 'MemberExpression' && (
      parent.property.type === 'Identifier' || parent.property.type === 'Literal'));

  });
}

/**
   * @param {MemberExpression} memberExpression
   * @returns {string} the name of the member in the object expression, e.g. the `x` in `namespace.x`
   */
function getMemberPropertyName(memberExpression) {
  return memberExpression.property.type === 'Identifier' ?
  memberExpression.property.name :
  memberExpression.property.value;
}

/**
   * @param {ScopeManager} scopeManager
   * @param {ASTNode} node
   * @return {Set<string>}
   */
function getVariableNamesInScope(scopeManager, node) {
  var currentNode = node;
  var scope = scopeManager.acquire(currentNode);
  while (scope == null) {
    currentNode = currentNode.parent;
    scope = scopeManager.acquire(currentNode, true);
  }
  return new Set([].concat(_toConsumableArray(
  scope.variables.map(function (variable) {return variable.name;})), _toConsumableArray(
  scope.upper.variables.map(function (variable) {return variable.name;}))));

}

/**
   *
   * @param {*} names
   * @param {*} nameConflicts
   * @param {*} namespaceName
   */
function generateLocalNames(names, nameConflicts, namespaceName) {
  var localNames = {};
  names.forEach(function (name) {
    var localName = void 0;
    if (!nameConflicts[name].has(name)) {
      localName = name;
    } else if (!nameConflicts[name].has(String(namespaceName) + '_' + String(name))) {
      localName = String(namespaceName) + '_' + String(name);
    } else {
      for (var i = 1; i < Infinity; i++) {
        if (!nameConflicts[name].has(String(namespaceName) + '_' + String(name) + '_' + String(i))) {
          localName = String(namespaceName) + '_' + String(name) + '_' + String(i);
          break;
        }
      }
    }
    localNames[name] = localName;
  });
  return localNames;
}
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