d2-ui/node_modules-react-15/eslint-plugin-import/lib/rules/export.js

d2-ui

'use strict';

require('es6-symbol/implement');

var _es6Map = require('es6-map');

var _es6Map2 = _interopRequireDefault(_es6Map);

var _es6Set = require('es6-set');

var _es6Set2 = _interopRequireDefault(_es6Set);

var _getExports = require('../core/getExports');

var _getExports2 = _interopRequireDefault(_getExports);

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

module.exports = function (context) {
  var named = new _es6Map2.default();

  function addNamed(name, node) {
    var nodes = named.get(name);

    if (nodes == null) {
      nodes = new _es6Set2.default();
      named.set(name, nodes);
    }

    nodes.add(node);
  }

  return {
    'ExportDefaultDeclaration': function ExportDefaultDeclaration(node) {
      return addNamed('default', node);
    },

    'ExportSpecifier': function ExportSpecifier(node) {
      addNamed(node.exported.name, node.exported);
    },

    'ExportNamedDeclaration': function ExportNamedDeclaration(node) {
      if (node.declaration == null) return;

      if (node.declaration.id != null) {
        addNamed(node.declaration.id.name, node.declaration.id);
      }

      if (node.declaration.declarations != null) {
        for (var _iterator = node.declaration.declarations, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
          var _ref;

          if (_isArray) {
            if (_i >= _iterator.length) break;
            _ref = _iterator[_i++];
          } else {
            _i = _iterator.next();
            if (_i.done) break;
            _ref = _i.value;
          }

          var declaration = _ref;

          (0, _getExports.recursivePatternCapture)(declaration.id, function (v) {
            return addNamed(v.name, v);
          });
        }
      }
    },

    'ExportAllDeclaration': function ExportAllDeclaration(node) {
      if (node.source == null) return; // not sure if this is ever true

      var remoteExports = _getExports2.default.get(node.source.value, context);
      if (remoteExports == null) return;

      if (remoteExports.errors.length) {
        remoteExports.reportErrors(context, node);
        return;
      }
      var any = false;
      remoteExports.forEach(function (v, name) {
        return name !== 'default' && (any = true) && // poor man's filter
        addNamed(name, node);
      });

      if (!any) {
        context.report(node.source, 'No named exports found in module \'' + node.source.value + '\'.');
      }
    },

    'Program:exit': function ProgramExit() {
      for (var _iterator2 = named, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) {
        var _ref2;

        if (_isArray2) {
          if (_i2 >= _iterator2.length) break;
          _ref2 = _iterator2[_i2++];
        } else {
          _i2 = _iterator2.next();
          if (_i2.done) break;
          _ref2 = _i2.value;
        }

        var _ref3 = _ref2;
        var name = _ref3[0];
        var nodes = _ref3[1];

        if (nodes.size <= 1) continue;

        for (var _iterator3 = nodes, _isArray3 = Array.isArray(_iterator3), _i3 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) {
          var _ref4;

          if (_isArray3) {
            if (_i3 >= _iterator3.length) break;
            _ref4 = _iterator3[_i3++];
          } else {
            _i3 = _iterator3.next();
            if (_i3.done) break;
            _ref4 = _i3.value;
          }

          var node = _ref4;

          if (name === 'default') {
            context.report(node, 'Multiple default exports.');
          } else context.report(node, 'Multiple exports of name \'' + name + '\'.');
        }
      }
    }
  };
};
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