euscan: detect version type

In the formatted output display the version type (beta, alpha, rc, ...)

Signed-off-by: volpino <fox91@anche.no>

pym/euscan/__init__.py

@@ -131,11 +131,13 @@ class EuscanOutput(object):
             raise TypeError("Invalid output format")
 
     def result(self, cp, version, url, handler, confidence):
+        from euscan.helpers import get_version_type
+
         if self.config['format']:
             _curr = self.queries[self.current_query]
             _curr["result"].append(
                 {"version": version, "urls": [url], "handler": handler,
-                 "confidence": confidence}
+                 "confidence": confidence, "type": get_version_type(version)}
             )
         else:
             if not self.config['quiet']:

pym/euscan/helpers.py

@@ -42,6 +42,18 @@ _v_end = '((-|_)(pre|p|beta|b|alpha|a|rc|r)\d*)'
 _v = r'((\d+)((\.\d+)*)([a-zA-Z]*?)(' + _v_end + '*))'
 
 
+def get_version_type(version):
+    types = []
+    gentoo_types = ("alpha", "beta", "pre", "rc", "p")
+
+    for token in re.findall("[\._-]([a-zA-Z]+)", version):
+        if token in gentoo_types:
+            types.append(token)
+    if types:
+        return types[0]
+    return "release"
+
+
 # Stolen from g-pypi
 def gentoo_mangle_version(up_pv):
     """Convert PV to MY_PV if needed