Add show-dupes command, fix BareExcept warnings.

src/pitpkg/cliconstants.nim

@@ -1,4 +1,4 @@
-const PIT_VERSION* = "4.23.3"
+const PIT_VERSION* = "4.23.4"
 
 const USAGE* = """Usage:
   pit ( new | add) <summary> [<state>] [options]
@@ -14,6 +14,7 @@ const USAGE* = """Usage:
   pit ( delete | rm ) <id>... [options]
   pit add-binary-property <id> <propName> <propSource> [options]
   pit get-binary-property <id> <propName> <propDest> [options]
+  pit show-dupes
   pit help [options]
 
 Options:

src/pitpkg/private/libpit.nim

@@ -168,7 +168,7 @@ proc parseDate*(d: string): DateTime =
   var errMsg = ""
   for df in DATE_FORMATS:
     try: return d.parse(df)
-    except:
+    except CatchableError:
       errMsg &= "\n\tTried " & df & " with " & d
       continue
   raise newException(ValueError, "Unable to parse input as a date: " & d & errMsg)
@@ -426,7 +426,7 @@ proc loadConfig*(args: Table[string, Value] = initTable[string, Value]()): PitCo
     try:
       cfgFile = open(pitrcFilename, fmWrite)
       cfgFile.write("{\"tasksDir\": \"/path/to/tasks\"}")
-    except: warn "could not write default .pitrc to " & pitrcFilename
+    except CatchableError: warn "could not write default .pitrc to " & pitrcFilename
     finally: close(cfgFile)
 
   debug "loading config from '$#'" % [pitrcFilename]