[Octave-cvsupdate] SF.net SVN: octave:[10431] trunk/octave-forge/main/general/inst/@ inputParser/subsref.m

[<car...@us...>]

Revision: 10431
          http://octave.svn.sourceforge.net/octave/?rev=10431&view=rev
Author:   carandraug
Date:     2012-05-14 07:19:05 +0000 (Mon, 14 May 2012)
Log Message:
-----------
inpuParser: check for correct call to parse before starting it to avoid weird errors and print_usage

Modified Paths:
--------------
    trunk/octave-forge/main/general/inst/@inputParser/subsref.m

Modified: trunk/octave-forge/main/general/inst/@inputParser/subsref.m
===================================================================
--- trunk/octave-forge/main/general/inst/@inputParser/subsref.m	2012-05-14 07:10:59 UTC (rev 10430)
+++ trunk/octave-forge/main/general/inst/@inputParser/subsref.m	2012-05-14 07:19:05 UTC (rev 10431)
@@ -62,17 +62,17 @@
 ## ParamValue mixed with Switch. Any other order makes no sense
 function inPar = parse_args (inPar, idx)
 
-  ## make copy of ordered list of Parameters to keep the original intact and readable
-  inPar.copy = inPar.Parameters;
-
-  ## this makes it easier to read but may be memory instensive
-  args = idx(2).subs;
-
   ## syntax is inPar.parse (arguments)
   if ( numel(idx) != 2 || idx(2).type != '()' )
     print_usage ("@inputParser/parse");
   endif
 
+  ## this makes it easier to read but may be memory instensive
+  args = idx(2).subs;
+
+  ## make copy of ordered list of Parameters to keep the original intact and readable
+  inPar.copy = inPar.Parameters;
+
   if ( numel (fieldnames (inPar.Required)) > numel (args) )
     error("%sNot enough arguments", inPar.FunctionName);
   endif

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