cdk-s3-vectors/node_modules/bowser/src/parser-engines.js

A CDK construct library for Amazon S3 Vectors. This construct simplifies the creation of vector buckets, vector indexes with full configuration options, and Amazon Bedrock knowledge bases using S3 Vectors as the underlying vector store.

import Utils from './utils.js';
import { ENGINE_MAP } from './constants.js';

/*
 * More specific goes first
 */
export default [
  /* EdgeHTML */
  {
    test(parser) {
      return parser.getBrowserName(true) === 'microsoft edge';
    },
    describe(ua) {
      const isBlinkBased = /\sedg\//i.test(ua);

      // return blink if it's blink-based one
      if (isBlinkBased) {
        return {
          name: ENGINE_MAP.Blink,
        };
      }

      // otherwise match the version and return EdgeHTML
      const version = Utils.getFirstMatch(/edge\/(\d+(\.?_?\d+)+)/i, ua);

      return {
        name: ENGINE_MAP.EdgeHTML,
        version,
      };
    },
  },

  /* Trident */
  {
    test: [/trident/i],
    describe(ua) {
      const engine = {
        name: ENGINE_MAP.Trident,
      };

      const version = Utils.getFirstMatch(/trident\/(\d+(\.?_?\d+)+)/i, ua);

      if (version) {
        engine.version = version;
      }

      return engine;
    },
  },

  /* Presto */
  {
    test(parser) {
      return parser.test(/presto/i);
    },
    describe(ua) {
      const engine = {
        name: ENGINE_MAP.Presto,
      };

      const version = Utils.getFirstMatch(/presto\/(\d+(\.?_?\d+)+)/i, ua);

      if (version) {
        engine.version = version;
      }

      return engine;
    },
  },

  /* Gecko */
  {
    test(parser) {
      const isGecko = parser.test(/gecko/i);
      const likeGecko = parser.test(/like gecko/i);
      return isGecko && !likeGecko;
    },
    describe(ua) {
      const engine = {
        name: ENGINE_MAP.Gecko,
      };

      const version = Utils.getFirstMatch(/gecko\/(\d+(\.?_?\d+)+)/i, ua);

      if (version) {
        engine.version = version;
      }

      return engine;
    },
  },

  /* Blink */
  {
    test: [/(apple)?webkit\/537\.36/i],
    describe() {
      return {
        name: ENGINE_MAP.Blink,
      };
    },
  },

  /* WebKit */
  {
    test: [/(apple)?webkit/i],
    describe(ua) {
      const engine = {
        name: ENGINE_MAP.WebKit,
      };

      const version = Utils.getFirstMatch(/webkit\/(\d+(\.?_?\d+)+)/i, ua);

      if (version) {
        engine.version = version;
      }

      return engine;
    },
  },
];