@luma.gl/shadertools/dist/es5/utils/is-old-ie.js

Shader module system for luma.gl

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = isOldIE;

function isOldIE() {
  var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var navigator = typeof window !== 'undefined' ? window.navigator || {} : {};
  var userAgent = opts.userAgent || navigator.userAgent || '';
  var isMSIE = userAgent.indexOf('MSIE ') !== -1;
  var isTrident = userAgent.indexOf('Trident/') !== -1;
  return isMSIE || isTrident;
}
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