node_modules/handlebars/dist/amd/handlebars/utils.js

define(['exports'], function (exports) {
  'use strict';

  exports.__esModule = true;
  exports.extend = extend;
  exports.indexOf = indexOf;
  exports.escapeExpression = escapeExpression;
  exports.isEmpty = isEmpty;
  exports.createFrame = createFrame;
  exports.blockParams = blockParams;
  exports.appendContextPath = appendContextPath;
  var escape = {
    '&': '&',
    '<': '&lt;',
    '>': '&gt;',
    '"': '&quot;',
    "'": '&#x27;',
    '`': '&#x60;',
    '=': '&#x3D;'
  };

  var badChars = /[&<>"'`=]/g,
      possible = /[&<>"'`=]/;

  function escapeChar(chr) {
    return escape[chr];
  }

  function extend(obj /* , ...source */) {
    for (var i = 1; i < arguments.length; i++) {
      for (var key in arguments[i]) {
        if (Object.prototype.hasOwnProperty.call(arguments[i], key)) {
          obj[key] = arguments[i][key];
        }
      }
    }

    return obj;
  }

  var toString = Object.prototype.toString;

  exports.toString = toString;
  // Sourced from lodash
  // https://github.com/bestiejs/lodash/blob/master/LICENSE.txt
  /* eslint-disable func-style */
  var isFunction = function isFunction(value) {
    return typeof value === 'function';
  };
  // fallback for older versions of Chrome and Safari
  /* istanbul ignore next */
  if (isFunction(/x/)) {
    exports.isFunction = isFunction = function (value) {
      return typeof value === 'function' && toString.call(value) === '[object Function]';
    };
  }
  exports.isFunction = isFunction;

  /* eslint-enable func-style */

  /* istanbul ignore next */
  var isArray = Array.isArray || function (value) {
    return value && typeof value === 'object' ? toString.call(value) === '[object Array]' : false;
  };

  exports.isArray = isArray;
  // Older IE versions do not directly support indexOf so we must implement our own, sadly.

  function indexOf(array, value) {
    for (var i = 0, len = array.length; i < len; i++) {
      if (array[i] === value) {
        return i;
      }
    }
    return -1;
  }

  function escapeExpression(string) {
    if (typeof string !== 'string') {
      // don't escape SafeStrings, since they're already safe
      if (string && string.toHTML) {
        return string.toHTML();
      } else if (string == null) {
        return '';
      } else if (!string) {
        return string + '';
      }

      // Force a string conversion as this will be done by the append regardless and
      // the regex test will do this transparently behind the scenes, causing issues if
      // an object's to string has escaped characters in it.
      string = '' + string;
    }

    if (!possible.test(string)) {
      return string;
    }
    return string.replace(badChars, escapeChar);
  }

  function isEmpty(value) {
    if (!value && value !== 0) {
      return true;
    } else if (isArray(value) && value.length === 0) {
      return true;
    } else {
      return false;
    }
  }

  function createFrame(object) {
    var frame = extend({}, object);
    frame._parent = object;
    return frame;
  }

  function blockParams(params, ids) {
    params.path = ids;
    return params;
  }

  function appendContextPath(contextPath, id) {
    return (contextPath ? contextPath + '.' : '') + id;
  }
});
//# sourceMappingURL=data:application/json;charset=utf-8;base64,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