Add last N node versions (with major) support

grammar.w3c-ebnf

@@ -46,6 +46,8 @@ LastBrowsers ::= 'last' Space+ Digit+ Space+ (BrowserName Space+)? ('major' Spac
 
 LastElectron ::= 'last' Space+ Digit+ Space+ 'electron' Space+ ('major' Space+)? VersionKeyword
 
+LastNode ::= 'last' Space+ Digit+ Space+ 'node' Space+ ('major' Space+)? VersionKeyword
+
 Unreleased ::= 'unreleased' Space+ ((BrowserName | 'electron') Space+)? VersionKeyword
 
 Years ::= 'last' Space+ Numeric Space+ 'year' 's'?
@@ -96,6 +98,7 @@ Dead ::= 'dead'
 
 QueryAtom ::= LastBrowsers
   | LastElectron
+  | LastNode
   | Unreleased
   | Years
   | Since

index.js

@@ -716,6 +716,19 @@ var QUERIES = [
       })
     }
   },
+  {
+    regexp: /^last\s+(\d+)\s+node\s+major\s+versions?$/i,
+    select: function (context, versions) {
+      return getMajorVersions(
+        jsReleases.map(function (release) {
+          return release.version
+        }),
+        versions
+      ).map(function (version) {
+        return 'node ' + version
+      })
+    }
+  },
   {
     regexp: /^last\s+(\d+)\s+(\w+)\s+major\s+versions?$/i,
     select: function (context, versions, name) {
@@ -738,6 +751,14 @@ var QUERIES = [
         })
     }
   },
+  {
+    regexp: /^last\s+(\d+)\s+node\s+versions?$/i,
+    select: function (context, versions) {
+      return jsReleases.slice(-versions).map(function (release) {
+        return 'node ' + release.version
+      })
+    }
+  },
   {
     regexp: /^last\s+(\d+)\s+(\w+)\s+versions?$/i,
     select: function (context, versions, name) {

test/node.test.js

@@ -343,4 +343,12 @@ test('supports range selection', () => {
   )
 })
 
+test('supports last versions for Node.js', () => {
+  is(browserslist('last 2 node versions').length >= 1, true)
+})
+
+test('supports last major versions for Node.js', () => {
+  is(browserslist('last 2 node major versions').length >= 1, true)
+})
+
 test.run()