1 files changed, 34 insertions, 0 deletions
diff --git a/src/main/groovy/frege/gradle/plugins/FregeJarFile.java b/src/main/groovy/frege/gradle/plugins/FregeJarFile.java
new file mode 100644
index 0000000..eaf7d8f
--- /dev/null
+++ b/src/main/groovy/frege/gradle/plugins/FregeJarFile.java
@@ -0,0 +1,34 @@
+package frege.gradle.plugins;
+
+import org.gradle.util.VersionNumber;
+
+import java.io.File;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class FregeJarFile {
+    private static final Pattern FILE_NAME_PATTERN = Pattern.compile("(frege(?:-all)?)-(\\d.*?)(-indy)?.jar");
+    private final File file;
+    private final Matcher matcher;
+    private String version;
+
+    private FregeJarFile(File file, Matcher matcher) {
+        this.file = file;
+        this.matcher = matcher;
+    }
+
+
+    public static FregeJarFile parse(File file) {
+        Matcher matcher = FILE_NAME_PATTERN.matcher(file.getName());
+        return matcher.matches() ? new FregeJarFile(file, matcher) : null;
+    }
+
+    public String getDependencyNotation() {
+        return "org.frege-lang:frege:" + getVersion();
+
+    }
+
+    public VersionNumber getVersion() {
+        return VersionNumber.parse(matcher.group(2));
+    }
+}