Fix checks for head versions

* Always use common.isHeadVersion().

.github/workflows/test.yml

@@ -15,13 +15,13 @@ jobs:
       matrix:
         os: [ ubuntu, macos, windows ]
         # Use various version syntax here for testing
-        ruby: [ 2.2, 2.3, 2.4, 2.5, 2.6.6, 2.7, ruby-head, ruby-debug, jruby-9.1, jruby, jruby-head, truffleruby, truffleruby-head ]
+        ruby: [ 2.2, 2.3, 2.4, 2.5, 2.6.6, 2.7, ruby-head, debug, jruby-9.1, jruby, jruby-head, truffleruby, truffleruby-head ]
         include:
         - { os: ubuntu, ruby: rubinius }
         - { os: windows, ruby: mingw }
         - { os: windows, ruby: mswin }
         exclude:
-        - { os: windows, ruby: ruby-debug }
+        - { os: windows, ruby: debug }
         - { os: windows, ruby: truffleruby }
         - { os: windows, ruby: truffleruby-head }
 

dist/index.js

@@ -1036,7 +1036,7 @@ function parseRubyEngineAndVersion(rubyVersion) {
   }
 
   let engine, version
-  if (rubyVersion.match(/^(\d+|head|mingw|mswin)/)) { // X.Y.Z => ruby-X.Y.Z
+  if (rubyVersion.match(/^(\d+)/) || common.isHeadVersion(rubyVersion)) { // X.Y.Z => ruby-X.Y.Z
     engine = 'ruby'
     version = rubyVersion
   } else if (!rubyVersion.includes('-')) { // myruby -> myruby-stableVersion
@@ -1057,7 +1057,7 @@ function validateRubyEngineAndVersion(platform, engineVersions, engine, parsedVe
   let version = parsedVersion
   if (!engineVersions.includes(parsedVersion)) {
     const latestToFirstVersion = engineVersions.slice().reverse()
-    const found = latestToFirstVersion.find(v => v !== 'head' && v.startsWith(parsedVersion))
+    const found = latestToFirstVersion.find(v => !common.isHeadVersion(v) && v.startsWith(parsedVersion))
     if (found) {
       version = found
     } else {

index.js

@@ -65,7 +65,7 @@ function parseRubyEngineAndVersion(rubyVersion) {
   }
 
   let engine, version
-  if (rubyVersion.match(/^(\d+|head|mingw|mswin)/)) { // X.Y.Z => ruby-X.Y.Z
+  if (rubyVersion.match(/^(\d+)/) || common.isHeadVersion(rubyVersion)) { // X.Y.Z => ruby-X.Y.Z
     engine = 'ruby'
     version = rubyVersion
   } else if (!rubyVersion.includes('-')) { // myruby -> myruby-stableVersion
@@ -86,7 +86,7 @@ function validateRubyEngineAndVersion(platform, engineVersions, engine, parsedVe
   let version = parsedVersion
   if (!engineVersions.includes(parsedVersion)) {
     const latestToFirstVersion = engineVersions.slice().reverse()
-    const found = latestToFirstVersion.find(v => v !== 'head' && v.startsWith(parsedVersion))
+    const found = latestToFirstVersion.find(v => !common.isHeadVersion(v) && v.startsWith(parsedVersion))
     if (found) {
       version = found
     } else {