refactor: rename toChromium to byEngine

README.md

@@ -521,8 +521,8 @@ Options:
   data only about the latest version. Default is `false`.
 * `normalizers`: An array of names of normalizers below and functions
   that accept a browser and return the normalized versions, which are
-  applied to resolved browsers in order. For instance, `['toChromium', 'toDesktop']`.
-  * `toChromium`: Normalize Chromium-based browsers to Chrome. For instance,
+  applied to resolved browsers in order. For instance, `['byEngine', 'toDesktop']`.
+  * `byEngine`: Normalize Chromium-based browsers to Chrome. For instance,
     UC Browser, QQ Browser, Baidu browser for Android, and Samsung Internet
     will return `and_chr` with the version of Chromium they are based on.
     Note Edge and Opera is not normalized. Gecko-based browsers are

cli.js

@@ -19,7 +19,7 @@ var USAGE = 'Usage:\n' +
             '  npx browserslist --env="environment name defined in config"\n' +
             '  npx browserslist --stats="path/to/browserlist/stats/file"\n' +
             '  npx browserslist --mobile-to-desktop\n' +
-            '  npx browserslist --normalizers=toChromium,toDesktop\n' +
+            '  npx browserslist --normalizers=byEngine,toDesktop\n' +
             '  npx browserslist --keep-original\n' +
             '  npx browserslist --update-db'
 

index.js

@@ -1201,7 +1201,7 @@ var QUERIES = [
 ]
 
 var NORMALIZERS = {
-  toChromium: function (browser) {
+  byEngine: function (browser) {
     var major = browser.split('.')[0]
     var normalized = browserslist.normalizedVersions[major]
     if (!normalized) {

test/normalizer.test.js

@@ -53,14 +53,14 @@ it('does not normalize classic Android webview versions', () => {
 })
 
 it('normalizes Chromium-based browsers to Chrome', () => {
-  let opts = { normalizers: ['toChromium'] }
+  let opts = { normalizers: ['byEngine'] }
   expect(browserslist('samsung 4', opts)).toEqual(['and_chr 44'])
   expect(browserslist('kaios 2.5', opts)).toEqual(['and_ff 48'])
   expect(browserslist('and_chr 83', opts)).toEqual(['and_chr 83'])
 })
 
 it('should apply each normalizer in order', () => {
-  let opts = { normalizers: ['toChromium', 'toDesktop'] }
+  let opts = { normalizers: ['byEngine', 'toDesktop'] }
   expect(browserslist('samsung 4', opts)).toEqual(['chrome 44'])
   expect(browserslist('kaios 2.5', opts)).toEqual(['firefox 48'])
   expect(browserslist('and_chr 83', opts)).toEqual(['chrome 83'])