internet-programming/lab3/node_modules/eslint-plugin-import/lib/rules/no-restricted-paths.js

'use strict';var _path = require('path');var _path2 = _interopRequireDefault(_path);

var _resolve = require('eslint-module-utils/resolve');var _resolve2 = _interopRequireDefault(_resolve);
var _moduleVisitor = require('eslint-module-utils/moduleVisitor');var _moduleVisitor2 = _interopRequireDefault(_moduleVisitor);
var _isGlob = require('is-glob');var _isGlob2 = _interopRequireDefault(_isGlob);
var _minimatch = require('minimatch');
var _docsUrl = require('../docsUrl');var _docsUrl2 = _interopRequireDefault(_docsUrl);
var _importType = require('../core/importType');var _importType2 = _interopRequireDefault(_importType);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { 'default': obj };}

var containsPath = function containsPath(filepath, target) {
  var relative = _path2['default'].relative(target, filepath);
  return relative === '' || !relative.startsWith('..');
};

module.exports = {
  meta: {
    type: 'problem',
    docs: {
      category: 'Static analysis',
      description: 'Enforce which files can be imported in a given folder.',
      url: (0, _docsUrl2['default'])('no-restricted-paths') },


    schema: [
    {
      type: 'object',
      properties: {
        zones: {
          type: 'array',
          minItems: 1,
          items: {
            type: 'object',
            properties: {
              target: {
                anyOf: [
                { type: 'string' },
                {
                  type: 'array',
                  items: { type: 'string' },
                  uniqueItems: true,
                  minLength: 1 }] },



              from: {
                anyOf: [
                { type: 'string' },
                {
                  type: 'array',
                  items: { type: 'string' },
                  uniqueItems: true,
                  minLength: 1 }] },



              except: {
                type: 'array',
                items: {
                  type: 'string' },

                uniqueItems: true },

              message: { type: 'string' } },

            additionalProperties: false } },


        basePath: { type: 'string' } },

      additionalProperties: false }] },




  create: function () {function noRestrictedPaths(context) {
      var options = context.options[0] || {};
      var restrictedPaths = options.zones || [];
      var basePath = options.basePath || process.cwd();
      var currentFilename = context.getPhysicalFilename ? context.getPhysicalFilename() : context.getFilename();
      var matchingZones = restrictedPaths.filter(
      function (zone) {return [].concat(zone.target).
        map(function (target) {return _path2['default'].resolve(basePath, target);}).
        some(function (targetPath) {return isMatchingTargetPath(currentFilename, targetPath);});});


      function isMatchingTargetPath(filename, targetPath) {
        if ((0, _isGlob2['default'])(targetPath)) {
          var mm = new _minimatch.Minimatch(targetPath);
          return mm.match(filename);
        }

        return containsPath(filename, targetPath);
      }

      function isValidExceptionPath(absoluteFromPath, absoluteExceptionPath) {
        var relativeExceptionPath = _path2['default'].relative(absoluteFromPath, absoluteExceptionPath);

        return (0, _importType2['default'])(relativeExceptionPath, context) !== 'parent';
      }

      function areBothGlobPatternAndAbsolutePath(areGlobPatterns) {
        return areGlobPatterns.some(function (isGlob) {return isGlob;}) && areGlobPatterns.some(function (isGlob) {return !isGlob;});
      }

      function reportInvalidExceptionPath(node) {
        context.report({
          node: node,
          message: 'Restricted path exceptions must be descendants of the configured `from` path for that zone.' });

      }

      function reportInvalidExceptionMixedGlobAndNonGlob(node) {
        context.report({
          node: node,
          message: 'Restricted path `from` must contain either only glob patterns or none' });

      }

      function reportInvalidExceptionGlob(node) {
        context.report({
          node: node,
          message: 'Restricted path exceptions must be glob patterns when `from` contains glob patterns' });

      }

      function computeMixedGlobAndAbsolutePathValidator() {
        return {
          isPathRestricted: function () {function isPathRestricted() {return true;}return isPathRestricted;}(),
          hasValidExceptions: false,
          reportInvalidException: reportInvalidExceptionMixedGlobAndNonGlob };

      }

      function computeGlobPatternPathValidator(absoluteFrom, zoneExcept) {
        var isPathException = void 0;

        var mm = new _minimatch.Minimatch(absoluteFrom);
        var isPathRestricted = function () {function isPathRestricted(absoluteImportPath) {return mm.match(absoluteImportPath);}return isPathRestricted;}();
        var hasValidExceptions = zoneExcept.every(_isGlob2['default']);

        if (hasValidExceptions) {
          var exceptionsMm = zoneExcept.map(function (except) {return new _minimatch.Minimatch(except);});
          isPathException = function () {function isPathException(absoluteImportPath) {return exceptionsMm.some(function (mm) {return mm.match(absoluteImportPath);});}return isPathException;}();
        }

        var reportInvalidException = reportInvalidExceptionGlob;

        return {
          isPathRestricted: isPathRestricted,
          hasValidExceptions: hasValidExceptions,
          isPathException: isPathException,
          reportInvalidException: reportInvalidException };

      }

      function computeAbsolutePathValidator(absoluteFrom, zoneExcept) {
        var isPathException = void 0;

        var isPathRestricted = function () {function isPathRestricted(absoluteImportPath) {return containsPath(absoluteImportPath, absoluteFrom);}return isPathRestricted;}();

        var absoluteExceptionPaths = zoneExcept.
        map(function (exceptionPath) {return _path2['default'].resolve(absoluteFrom, exceptionPath);});
        var hasValidExceptions = absoluteExceptionPaths.
        every(function (absoluteExceptionPath) {return isValidExceptionPath(absoluteFrom, absoluteExceptionPath);});

        if (hasValidExceptions) {
          isPathException = function () {function isPathException(absoluteImportPath) {return absoluteExceptionPaths.some(
              function (absoluteExceptionPath) {return containsPath(absoluteImportPath, absoluteExceptionPath);});}return isPathException;}();

        }

        var reportInvalidException = reportInvalidExceptionPath;

        return {
          isPathRestricted: isPathRestricted,
          hasValidExceptions: hasValidExceptions,
          isPathException: isPathException,
          reportInvalidException: reportInvalidException };

      }

      function reportInvalidExceptions(validators, node) {
        validators.forEach(function (validator) {return validator.reportInvalidException(node);});
      }

      function reportImportsInRestrictedZone(validators, node, importPath, customMessage) {
        validators.forEach(function () {
          context.report({
            node: node,
            message: 'Unexpected path "{{importPath}}" imported in restricted zone.' + (customMessage ? ' ' + String(customMessage) : ''),
            data: { importPath: importPath } });

        });
      }

      var makePathValidators = function () {function makePathValidators(zoneFrom) {var zoneExcept = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
          var allZoneFrom = [].concat(zoneFrom);
          var areGlobPatterns = allZoneFrom.map(_isGlob2['default']);

          if (areBothGlobPatternAndAbsolutePath(areGlobPatterns)) {
            return [computeMixedGlobAndAbsolutePathValidator()];
          }

          var isGlobPattern = areGlobPatterns.every(function (isGlob) {return isGlob;});

          return allZoneFrom.map(function (singleZoneFrom) {
            var absoluteFrom = _path2['default'].resolve(basePath, singleZoneFrom);

            if (isGlobPattern) {
              return computeGlobPatternPathValidator(absoluteFrom, zoneExcept);
            }
            return computeAbsolutePathValidator(absoluteFrom, zoneExcept);
          });
        }return makePathValidators;}();

      var validators = [];

      function checkForRestrictedImportPath(importPath, node) {
        var absoluteImportPath = (0, _resolve2['default'])(importPath, context);

        if (!absoluteImportPath) {
          return;
        }

        matchingZones.forEach(function (zone, index) {
          if (!validators[index]) {
            validators[index] = makePathValidators(zone.from, zone.except);
          }

          var applicableValidatorsForImportPath = validators[index].filter(function (validator) {return validator.isPathRestricted(absoluteImportPath);});

          var validatorsWithInvalidExceptions = applicableValidatorsForImportPath.filter(function (validator) {return !validator.hasValidExceptions;});
          reportInvalidExceptions(validatorsWithInvalidExceptions, node);

          var applicableValidatorsForImportPathExcludingExceptions = applicableValidatorsForImportPath.
          filter(function (validator) {return validator.hasValidExceptions && !validator.isPathException(absoluteImportPath);});
          reportImportsInRestrictedZone(applicableValidatorsForImportPathExcludingExceptions, node, importPath, zone.message);
        });
      }

      return (0, _moduleVisitor2['default'])(function (source) {
        checkForRestrictedImportPath(source.value, source);
      }, { commonjs: true });
    }return noRestrictedPaths;}() };
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