allow to use file patters

fmf/base.py

@@ -469,7 +469,16 @@ def grow(self, path):
                         fullpath, error)))
             else:
                 plugin = get_plugin_for_file(fullpath)
-                data = plugin().get_data(fullpath)
+                log.debug("Used plugin {}".format(plugin))
+                if plugin.file_patters and any(filter(lambda x: re.search(x, fullpath), plugin.file_patters)):
+                    log.info("Matched patters {}".format(plugin.file_patters))
+                    data = plugin().get_data(fullpath)
+                    # ignore results of output if there is None
+                    if data is None:
+                        continue
+                else:
+                    log.debug("Does not match patters {}".format(plugin.file_patters))
+                    continue
             log.data(pretty(data))
             # Handle main.fmf as data for self
             if filename == MAIN:

fmf/plugin_loader.py

@@ -12,13 +12,20 @@ class Plugin:
     """
     # you have to define extension list as class attribute e.g. [".py"]
     extensions = list()
+    file_patters = list()
 
     def get_data(self, filename):
+        """
+        return python dictionary representation of metadata inside file (FMF structure)
+        """
         raise NotImplementedError("Define own impementation")
 
     def put_data(
             self, filename, hierarchy, data, append_dict, modified_dict,
             deleted_items):
+        """
+        Write data in dictionary representation back to file
+        """
         raise NotImplementedError("Define own impementation")
 
 

fmf/plugins/bash.py

@@ -6,6 +6,7 @@
 
 class Bash(Plugin):
     extensions = [".sh"]
+    file_patters = ["test.*"]
 
     @staticmethod
     def update_data(filename, pattern="^#.*:FMF:"):

fmf/plugins/pytest.py

@@ -15,6 +15,7 @@
 
 class Pytest(Plugin):
     extensions = [".py"]
+    file_patters=["test.*"]
 
     @staticmethod
     def update_data(store_dict, func, config):