browserslist - npm Package Compare versions

Comparing version 4.21.8 to 4.21.9

index.js

@@ -13,2 +13,3 @@ var jsReleases = require('node-releases/data/processed/envs.json')
 var ANDROID_EVERGREEN_FIRST = '37'
+var OP_MOB_BLINK_FIRST = 14
 
@@ -227,17 +228,2 @@ // Helpers
 
-function mapVersions(data, map) {
-  data.versions = data.versions.map(function (i) {
-    return map[i] || i
-  })
-  data.released = data.released.map(function (i) {
-    return map[i] || i
-  })
-  var fixedDate = {}
-  for (var i in data.releaseDate) {
-    fixedDate[map[i] || i] = data.releaseDate[i]
-  }
-  data.releaseDate = fixedDate
-  return data
-}
-
 function byName(name, context) {
@@ -253,5 +239,2 @@ name = name.toLowerCase()
       cloned.name = name
-      if (name === 'op_mob') {
-        cloned = mapVersions(cloned, { '10.0-10.1': '10' })
-      }
       return cloned
@@ -298,10 +281,23 @@ }
 
-function filterAndroid(list, versions, context) {
-  if (context.mobileToDesktop) return list
-  var released = browserslist.data.chrome.released
-  var nEvergreen = released.length - released.indexOf(ANDROID_EVERGREEN_FIRST)
-  if (versions <= nEvergreen) {
+// Adjusts last X versions queries for some mobile browsers,
+// where caniuse data jumps from a legacy version to the latest
+function filterJumps(list, name, nVersions, context) {
+  var jump = 1
+  switch (name) {
+    case 'android':
+      if (context.mobileToDesktop) return list
+      var released = browserslist.data.chrome.released
+      jump = released.length - released.indexOf(ANDROID_EVERGREEN_FIRST)
+      break
+    case 'op_mob':
+      var latest = browserslist.data.op_mob.released.slice(-1)[0]
+      jump = getMajor(latest) - OP_MOB_BLINK_FIRST + 1
+      break
+    default:
+      return list
+  }
+  if (nVersions <= jump) {
     return list.slice(-1)
   }
-  return list.slice(nEvergreen - 1 - versions)
+  return list.slice(jump - 1 - nVersions)
 }
@@ -475,2 +471,3 @@
 // Fallback to a similar browser for unknown versions
+// Note op_mob is not included as its chromium versions are not in sync with Opera desktop
 browserslist.desktopNames = {
@@ -480,3 +477,2 @@ and_chr: 'chrome',
   ie_mob: 'ie',
-  op_mob: 'opera',
   android: 'chrome' // has extra processing logic
@@ -607,5 +603,3 @@ }
         list = list.map(nameMapper(data.name))
-        if (data.name === 'android') {
-          list = filterAndroid(list, node.versions, context)
-        }
+        list = filterJumps(list, data.name, node.versions, context)
         return selected.concat(list)
@@ -624,5 +618,3 @@ }, [])
         list = list.map(nameMapper(data.name))
-        if (data.name === 'android') {
-          list = filterAndroid(list, node.versions, context)
-        }
+        list = filterJumps(list, data.name, node.versions, context)
         return selected.concat(list)
@@ -660,5 +652,3 @@ }, [])
       var list = validVersions.map(nameMapper(data.name))
-      if (data.name === 'android') {
-        list = filterAndroid(list, node.versions, context)
-      }
+      list = filterJumps(list, data.name, node.versions, context)
       return list
@@ -695,5 +685,3 @@ }
       var list = data.released.slice(-node.versions).map(nameMapper(data.name))
-      if (data.name === 'android') {
-        list = filterAndroid(list, node.versions, context)
-      }
+      list = filterJumps(list, data.name, node.versions, context)
       return list
@@ -1213,4 +1201,2 @@ }
 
-  browserslist.versionAliases.op_mob['59'] = '58'
-
   browserslist.nodeVersions = jsReleases.map(function (release) {
@@ -1217,0 +1203,0 @@ return release.version

package.json

 {
   "name": "browserslist",
-  "version": "4.21.8",
+  "version": "4.21.9",
   "description": "Share target browsers between different front-end tools, like Autoprefixer, Stylelint and babel-env-preset",
@@ -28,4 +28,4 @@ "keywords": [
   "dependencies": {
-    "caniuse-lite": "^1.0.30001502",
-    "electron-to-chromium": "^1.4.428",
+    "caniuse-lite": "^1.0.30001503",
+    "electron-to-chromium": "^1.4.431",
     "node-releases": "^2.0.12",
@@ -32,0 +32,0 @@ "update-browserslist-db": "^1.0.11"

No alert changes

Worsened metrics

Total package byte prevSize

61921

decreased by-0.3%

Lines of code

1934

decreased by-0.62%

Dependency changes

• + Addedelectron-to-chromium@1.4.750(transitive)

• - Removedcaniuse-lite@1.0.30001614(transitive)

• - Removedelectron-to-chromium@1.4.751(transitive)

• Updatedcaniuse-lite@^1.0.30001503

• Updatedelectron-to-chromium@^1.4.431