fix the overly noisy output for unsupported overlay types. Thank you fuzzyray for reporting.

11 files changed, 34 insertions, 20 deletions

diff --git a/layman/dbbase.py b/layman/dbbase.py
index b6b0e6d..4714d5f 100644
--- a/layman/dbbase.py
+++ b/layman/dbbase.py
@@ -75,7 +75,7 @@ class BrokenOverlayCatalog(ValueError):
 #
 #-------------------------------------------------------------------------------
 
-class DbBase:
+class DbBase(object):
     ''' Handle a list of overlays.'''
 
     def __init__(self, config, paths=None, ignore = 0,
diff --git a/layman/overlays/bzr.py b/layman/overlays/bzr.py
index 5844176..40e5b81 100644
--- a/layman/overlays/bzr.py
+++ b/layman/overlays/bzr.py
@@ -89,4 +89,4 @@ class BzrOverlay(OverlaySource):
 
         return require_supported(
             [(self.command(),  'bzr', 'dev-vcs/bzr'),],
-            self.output.error)
+            self.output.warn)
diff --git a/layman/overlays/cvs.py b/layman/overlays/cvs.py
index 83981e5..c902250 100644
--- a/layman/overlays/cvs.py
+++ b/layman/overlays/cvs.py
@@ -114,4 +114,4 @@ class CvsOverlay(OverlaySource):
 
         return require_supported(
             [(self.command(),  'cvs', 'dev-vcs/cvs'),],
-            self.output.error)
+            self.output.warn)
diff --git a/layman/overlays/darcs.py b/layman/overlays/darcs.py
index 02ef3c7..3e24ebe 100644
--- a/layman/overlays/darcs.py
+++ b/layman/overlays/darcs.py
@@ -90,4 +90,4 @@ class DarcsOverlay(OverlaySource):
 
         return require_supported(
             [(self.command(),  'darcs', 'dev-vcs/darcs'),],
-            self.output.error)
+            self.output.warn)
diff --git a/layman/overlays/g_common.py b/layman/overlays/g_common.py
index df7c4a4..cb162e8 100644
--- a/layman/overlays/g_common.py
+++ b/layman/overlays/g_common.py
@@ -84,4 +84,5 @@ class GCommonOverlay(OverlaySource):
             'app-portage/g-common'),
             ('/usr/share/g-common/drivers/'+self.driver+'.cfg',
             'g-common for '+self.driver,
-            'app-portage/g-'+self.driver),], self.output.error)
+            'app-portage/g-'+self.driver),],
+            self.output.warn)
diff --git a/layman/overlays/git.py b/layman/overlays/git.py
index 5775277..f6a350f 100644
--- a/layman/overlays/git.py
+++ b/layman/overlays/git.py
@@ -95,4 +95,4 @@ class GitOverlay(OverlaySource):
 
         return require_supported(
             [(self.command(),  'git', 'dev-vcs/git'),],
-            self.output.error)
+            self.output.warn)
diff --git a/layman/overlays/mercurial.py b/layman/overlays/mercurial.py
index ebaf635..5247e78 100644
--- a/layman/overlays/mercurial.py
+++ b/layman/overlays/mercurial.py
@@ -90,4 +90,4 @@ class MercurialOverlay(OverlaySource):
 
         return require_supported(
             [(self.command(),  'mercurial', 'dev-vcs/mercurial'),],
-            self.output.error)
+            self.output.warn)
diff --git a/layman/overlays/rsync.py b/layman/overlays/rsync.py
index f4537ed..3c03ae2 100644
--- a/layman/overlays/rsync.py
+++ b/layman/overlays/rsync.py
@@ -86,4 +86,4 @@ class RsyncOverlay(OverlaySource):
 
         return require_supported(
             [(self.command(),  'rsync', 'net-misc/rsync'),],
-            self.output.error)
+            self.output.warn)
diff --git a/layman/overlays/source.py b/layman/overlays/source.py
index b833fd2..083beb6 100644
--- a/layman/overlays/source.py
+++ b/layman/overlays/source.py
@@ -20,11 +20,21 @@ import shutil
 import subprocess
 from layman.utils import path
 
-
-def _resolve_command(command, error_output):
+supported_cache = {}
+
+def _supported(key, check_supported=None):
+    """internal caching function that checks tracks any
+    un-supported/supported repo types."""
+    if key is None:
+        return False
+    if key not in supported_cache:
+        supported_cache[key] = check_supported()
+    return supported_cache[key]
+
+def _resolve_command(command, _output):
     if os.path.isabs(command):
         if not os.path.exists(command):
-            error_output('Program "%s" not found' % command)
+            _output('Program "%s" not found' % command, 6)
             return ('File', None)
         return ('File', command)
     else:
@@ -34,18 +44,18 @@ def _resolve_command(command, error_output):
             f = os.path.join(d, command)
             if os.path.exists(f):
                 return ('Command', f)
-        error_output('Cound not resolve command ' +\
-            '"%s" based on PATH "%s"' % (command, env_path))
+        _output('Cound not resolve command ' +\
+            '"%s" based on PATH "%s"' % (command, env_path), 6)
         return ('Command', None)
 
 
-def require_supported(binaries, error_output):
+def require_supported(binaries, _output):
     for command, mtype, package in binaries:
-        kind, path = _resolve_command(command, error_output)
+        kind, path = _resolve_command(command, _output)
         if not path:
-            error_output(kind + ' ' + command + ' seems to be missing!'
+            _output(kind + ' ' + command + ' seems to be missing!'
                             ' Overlay type "' + mtype + '" not support'
-                            'ed. Did you emerge ' + package + '?')
+                            'ed. Did you emerge ' + package + '?', 6)
             return False
     return True
 
@@ -106,7 +116,10 @@ class OverlaySource(object):
 
     def is_supported(self):
         '''Is the overlay type supported?'''
-        return self.supported()
+        return _supported(self.get_type_key(), self.supported)
+
+    def get_type_key(self):
+        return '%s' % self.__class__.type_key
 
     def command(self):
         return self.config['%s_command' % self.__class__.type_key]
diff --git a/layman/overlays/svn.py b/layman/overlays/svn.py
index 59b6284..97f03d6 100644
--- a/layman/overlays/svn.py
+++ b/layman/overlays/svn.py
@@ -103,4 +103,4 @@ class SvnOverlay(OverlaySource):
 
         return require_supported(
             [(self.command(),  'svn','dev-vcs/subversion'),],
-            self.output.error)
+            self.output.warn)
diff --git a/layman/overlays/tar.py b/layman/overlays/tar.py
index dc2234a..7be2ed2 100644
--- a/layman/overlays/tar.py
+++ b/layman/overlays/tar.py
@@ -210,7 +210,7 @@ class TarOverlay(OverlaySource):
 
         return require_supported(
             [(self.command(),  'tar', 'app-arch/tar'), ],
-            self.output.error)
+            self.output.warn)
 
 if __name__ == '__main__':
     import doctest