'use strict';

exports.__esModule = true;

var _utils = require('../utils');

exports['default'] = function (instance) {
  instance.registerHelper('if', function (conditional, options) {
    if (_utils.isFunction(conditional)) {
      conditional = conditional.call(this);
    }

    // Default behavior is to render the positive path if the value is truthy and not empty.
    // The `includeZero` option may be set to treat the condtional as purely not empty based on the
    // behavior of isEmpty. Effectively this determines if 0 is handled by the positive path or negative.
    if (!options.hash.includeZero && !conditional || _utils.isEmpty(conditional)) {
      return options.inverse(this);
    } else {
      return options.fn(this);
    }
  });

  instance.registerHelper('unless', function (conditional, options) {
    return instance.helpers['if'].call(this, conditional, { fn: options.inverse, inverse: options.fn, hash: options.hash });
  });
};

module.exports = exports['default'];
//# sourceMappingURL=data:application/json;charset=utf-8;base64,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