Clean up code

index.js

@@ -298,10 +298,10 @@ function filterJumps(list, name, nVersions, context) {
   return list.slice(jump - 1 - nVersions)
 }
 
-function isSupported(flags, includePartialSupport) {
+function isSupported(flags, withPartial) {
   return (
     typeof flags === 'string' &&
-    (flags.indexOf('y') >= 0 || (includePartialSupport && flags.indexOf('a') >= 0))
+    (flags.indexOf('y') >= 0 || (withPartial && flags.indexOf('a') >= 0))
   )
 }
 
@@ -887,7 +887,7 @@ var QUERIES = {
     regexp: /^(?:(fully|partially) )?supports\s+([\w-]+)$/,
     select: function (context, node) {
       env.loadFeature(browserslist.cache, node.feature)
-      var includePartialSupport = (node.supportType || 'partially') === 'partially';
+      var withPartial = node.supportType !== 'fully'
       var features = browserslist.cache[node.feature]
       var result = []
       for (var name in features) {
@@ -896,13 +896,13 @@ var QUERIES = {
         var checkDesktop =
           context.mobileToDesktop &&
           name in browserslist.desktopNames &&
-          isSupported(features[name][data.released.slice(-1)[0]], includePartialSupport)
+          isSupported(features[name][data.released.slice(-1)[0]], withPartial)
         data.versions.forEach(function (version) {
           var flags = features[name][version]
           if (flags === undefined && checkDesktop) {
             flags = features[browserslist.desktopNames[name]][version]
           }
-          if (isSupported(flags, includePartialSupport)) {
+          if (isSupported(flags, withPartial)) {
             result.push(name + ' ' + version)
           }
         })

test/feature.test.js

@@ -46,7 +46,7 @@ test('throw an error on wrong feature name from Can I Use', () => {
   )
 })
 
-test('selects browsers by feature, including partial support by default', () => {
+test('selects browsers by feature', () => {
   browserslist.cache.rtcpeerconnection = {
     and_chr: { 81: 'y' },
     chrome: { 80: 'n', 81: 'a', 82: 'y' },
@@ -60,7 +60,7 @@ test('selects browsers by feature, including partial support by default', () =>
   ])
 })
 
-test('selects browsers by feature, including partial support in partial mode', () => {
+test('selects browsers by feature, including partial support', () => {
   browserslist.cache.rtcpeerconnection = {
     and_chr: { 81: 'y' },
     chrome: { 80: 'n', 81: 'a', 82: 'y' },
@@ -74,7 +74,7 @@ test('selects browsers by feature, including partial support in partial mode', (
   ])
 })
 
-test('selects browsers by feature, omiting partial support in full mode', () => {
+test('selects browsers by feature, omiting partial support', () => {
   browserslist.cache.rtcpeerconnection = {
     and_chr: { 81: 'y' },
     chrome: { 80: 'n', 81: 'a', 82: 'y' },
@@ -83,11 +83,10 @@ test('selects browsers by feature, omiting partial support in full mode', () =>
 
   equal(browserslist('fully supports rtcpeerconnection'), [
     'and_chr 81',
-    'chrome 82',
+    'chrome 82'
   ])
 })
 
-
 test('selects browsers by feature with dashes in its name', () => {
   browserslist.cache['arrow-functions'] = {
     and_chr: { 81: 'n' },