Mercurial > hg > mercurial-crew-with-dirclash

changeset 1424:918cb47d725e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[issue21] cannot debug extension The following patch should work.
author Benoit Boissinot <mercurial-bugs@selenic.com>
date Mon, 24 Oct 2005 14:53:12 -0700
parents 76239f0cb0dc
children 8fe4116b3253
files mercurial/commands.py
diffstat 1 files changed, 9 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/mercurial/commands.py
+++ b/mercurial/commands.py
@@ -2068,11 +2068,16 @@ def dispatch(args):
     u = ui.ui()
     external = []
     for x in u.extensions():
+        def on_exception(Exception, inst):
+            u.warn(_("*** failed to import extension %s\n") % x[1])
+            u.warn("%s\n" % inst)
+            if "--traceback" in sys.argv[1:]:
+                traceback.print_exc()
         if x[1]:
             try:
                 mod = imp.load_source(x[0], x[1])
-            except:
-                u.warn(_("*** failed to import extension %s\n") % x[1])
+            except Exception, inst:
+                on_exception(Exception, inst)
                 continue
         else:
             def importh(name):
@@ -2083,8 +2088,8 @@ def dispatch(args):
                 return mod
             try:
                 mod = importh(x[0])
-            except:
-                u.warn(_("failed to import extension %s\n") % x[0])
+            except Exception, inst:
+                on_exception(Exception, inst)
                 continue
 
         external.append(mod)