Rename InvirtException to more descriptive PathResolutionException

diff --git a/scripts/invirt-getconf b/scripts/invirt-getconf
index b0a1896..07e475b 100755 (executable)
--- a/scripts/invirt-getconf
+++ b/scripts/invirt-getconf
@@ -23,7 +23,7 @@ import yaml
 import invirt
 
 
-class InvirtException(Exception):
+class PathResolutionException(Exception):
     pass
 
 
@@ -45,22 +45,20 @@ def main():
             try:
                 component = int(component)
             except ValueError:
-                raise InvirtException(f'{progress}: node a list; integer path component required, '
+                raise PathResolutionException(f'{progress}: node is a list; integer path component required, '
                                       'but got "{component}"')
 
             try:
                 conf = conf[component]
             except IndexError:
-                raise InvirtException(f'{progress}: index {component} out of range')
+                raise PathResolutionException(f'{progress}: index {component} out of range')
         elif isinstance(conf, dict):
             try:
                 conf = conf[component]
             except KeyError:
-                raise InvirtException(f'{progress}: key "{component}" not found')
-            except IndexError:
-                raise InvirtException(f'{progress}: index {component} out of range')
+                raise PathResolutionException(f'{progress}: key "{component}" not found')
         else:
-            raise InvirtException(f'{progress}: node has no children (atomic datum)')
+            raise PathResolutionException(f'{progress}: node has no children (atomic datum)')
 
     if args.ls:
         if isinstance(conf, list):
@@ -70,7 +68,7 @@ def main():
             for k in conf:
                 print(k)
         else:
-            raise InvirtException(f'{".".join(components)}: node has no children (atomic datum)')
+            raise PathResolutionException(f'{".".join(components)}: node has no children (atomic datum)')
     else:
         if isinstance(conf, (dict, list)):
             print(conf)