[no ci] make sure snapshots remove the -pre suffix

build.gradle

@@ -11,21 +11,20 @@ version = Versions.GLUON_VERSION
 
 // Takes "1.0.0-beta.1" and changes it to "1.0.0-beta.2", unless we are releasing.
 // TODO: there is no way to semantically identify if a release is a snapshot or not right now
-if (version.contains("beta") && !ENV.MAVEN_URL) {
+if (version.contains("-beta.") && !ENV.MAVEN_URL) {
 	int beta = Integer.parseInt(version.substring(version.indexOf("beta.") + 5))
 	version = version.replace(version.substring(version.indexOf("beta.")), "beta." + (beta + 1))
 }
 
 // Same thing, but with alphas
-if (version.contains("alpha") && !ENV.MAVEN_URL) {
+if (version.contains("-alpha.") && !ENV.MAVEN_URL) {
 	int alpha = Integer.parseInt(version.substring(version.indexOf("alpha.") + 6))
 	version = version.replace(version.substring(version.indexOf("alpha.")), "alpha." + (alpha + 1))
 }
 
-// Same thing, but with pre-releases
-if (version.contains("pre") && !ENV.MAVEN_URL) {
-	int pre = Integer.parseInt(version.substring(version.indexOf("pre.") + 4))
-	version = version.replace(version.substring(version.indexOf("pre.")), "pre." + (pre + 1))
+// Takes "1.0.0-pre.1" and changes it to "1.0.0" if we're publishing a snapshot.
+if (version.contains("-pre.") && ENV.SNAPSHOT_URL) {
+	version = version.replace(version.substring(version.indexOf("-pre.")), "")
 }
 
 version = version + "+" + Versions.MINECRAFT_VERSION.version() + (System.getenv("SNAPSHOTS_URL") ? "-SNAPSHOT" : "")