parser-engines.js•2.21 kB
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;
},
},
];