Current File : //usr/lib/node_modules/bower/lib/node_modules/handlebars/dist/amd/handlebars/helpers/with.js

define(['exports', 'module', '../utils', '../exception'], function (exports, module, _utils, _exception) {
  'use strict';

  // istanbul ignore next

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

  var _Exception = _interopRequireDefault(_exception);

  module.exports = function (instance) {
    instance.registerHelper('with', function (context, options) {
      if (arguments.length != 2) {
        throw new _Exception['default']('#with requires exactly one argument');
      }
      if (_utils.isFunction(context)) {
        context = context.call(this);
      }

      var fn = options.fn;

      if (!_utils.isEmpty(context)) {
        var data = options.data;
        if (options.data && options.ids) {
          data = _utils.createFrame(options.data);
          data.contextPath = _utils.appendContextPath(options.data.contextPath, options.ids[0]);
        }

        return fn(context, {
          data: data,
          blockParams: _utils.blockParams([context], [data && data.contextPath])
        });
      } else {
        return options.inverse(this);
      }
    });
  };
});
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