canonical/node_modules/eslint-plugin-import/lib/rules/no-unresolved.js

Canonical code style linter and formatter for JavaScript, SCSS, CSS and JSON.

'use strict';

var _getIterator2 = require('babel-runtime/core-js/get-iterator');

var _getIterator3 = _interopRequireDefault(_getIterator2);

var _resolve = require('../core/resolve');

var _resolve2 = _interopRequireDefault(_resolve);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

module.exports = function (context) {

  function checkSourceValue(source) {
    if (source == null) return;

    if ((0, _resolve2.default)(source.value, context) === undefined) {
      context.report(source, 'Unable to resolve path to module \'' + source.value + '\'.');
    }
  }

  // for import-y declarations
  function checkSource(node) {
    checkSourceValue(node.source);
  }

  // for CommonJS `require` calls
  // adapted from @mctep: http://git.io/v4rAu
  function checkCommon(call) {
    if (call.callee.type !== 'Identifier') return;
    if (call.callee.name !== 'require') return;
    if (call.arguments.length !== 1) return;

    var modulePath = call.arguments[0];
    if (modulePath.type !== 'Literal') return;
    if (typeof modulePath.value !== 'string') return;

    checkSourceValue(modulePath);
  }

  function checkAMD(call) {
    if (call.callee.type !== 'Identifier') return;
    if (call.callee.name !== 'require' && call.callee.name !== 'define') return;
    if (call.arguments.length !== 2) return;

    var modules = call.arguments[0];
    if (modules.type !== 'ArrayExpression') return;

    var _iteratorNormalCompletion = true;
    var _didIteratorError = false;
    var _iteratorError = undefined;

    try {
      for (var _iterator = (0, _getIterator3.default)(modules.elements), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
        var element = _step.value;

        if (element.type !== 'Literal') continue;
        if (typeof element.value !== 'string') continue;

        if (element.value === 'require' || element.value === 'exports') continue; // magic modules: http://git.io/vByan

        checkSourceValue(element);
      }
    } catch (err) {
      _didIteratorError = true;
      _iteratorError = err;
    } finally {
      try {
        if (!_iteratorNormalCompletion && _iterator.return) {
          _iterator.return();
        }
      } finally {
        if (_didIteratorError) {
          throw _iteratorError;
        }
      }
    }
  }

  var visitors = {
    'ImportDeclaration': checkSource,
    'ExportNamedDeclaration': checkSource,
    'ExportAllDeclaration': checkSource
  };

  if (context.options[0] != null) {
    (function () {
      var _context$options$ = context.options[0];
      var commonjs = _context$options$.commonjs;
      var amd = _context$options$.amd;


      if (commonjs || amd) {
        visitors['CallExpression'] = function (call) {
          if (commonjs) checkCommon(call);
          if (amd) checkAMD(call);
        };
      }
    })();
  }

  return visitors;
}; /**
    * @fileOverview Ensures that an imported path exists, given resolution rules.
    * @author Ben Mosher
    */


module.exports.schema = [{
  'type': 'object',
  'properties': {
    'commonjs': { 'type': 'boolean' },
    'amd': { 'type': 'boolean' }
  },
  'additionalProperties': false
}];
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