Re: current CVS test failure

[Peter Stephenson <pws@csr.com>]

Oliver Kiddle wrote:
> So your -O is probably the best solution.

With documentation added, it now looks like the following.

I notice the option only affects prefix-needed, not prefix-hidden, which
was always handled by _describe.  That's probably OK as this is a matter
for displaying.

Index: Doc/Zsh/compsys.yo
===================================================================
RCS file: /cvsroot/zsh/zsh/Doc/Zsh/compsys.yo,v
retrieving revision 1.169
diff -u -r1.169 compsys.yo
--- Doc/Zsh/compsys.yo	25 Apr 2003 11:19:09 -0000	1.169
+++ Doc/Zsh/compsys.yo	13 May 2003 09:51:39 -0000
@@ -3665,7 +3665,7 @@
 the functions for the fields if they are called.
 )
 findex(_describe)
-item(tt(_describe) [ tt(-o) | tt(-t) var(tag) ] var(descr) var(name1) [ var(name2) ] var(opts) ... tt(-)tt(-) ...)(
+item(tt(_describe) [ tt(-oO) | tt(-t) var(tag) ] var(descr) var(name1) [ var(name2) ] var(opts) ... tt(-)tt(-) ...)(
 This function associates completions with descriptions.
 Multiple groups separated by tt(-)tt(-) can be supplied, potentially with
 different completion options var(opts).
@@ -3688,7 +3688,10 @@
 tt(prefix-needed) and tt(verbose) styles to find out if the strings should
 be added as completions and if the descriptions should be shown.  Without
 the `tt(-o)' option, only the tt(verbose) style is used to decide how
-descriptions are shown.
+descriptions are shown.  If `tt(-O)' is used instead of `tt(-O)', command
+options are completed as above but tt(_describe) will not handle the
+tt(prefix-needed) style which is assumed to be handled by the calling
+function.
 
 With the tt(-t) option a var(tag) can be specified.  The default is
 `tt(values)' or, if the tt(-o) option is given, `tt(options)'.
Index: Completion/Base/Utility/_arguments
===================================================================
RCS file: /cvsroot/zsh/zsh/Completion/Base/Utility/_arguments,v
retrieving revision 1.14
diff -u -r1.14 _arguments
--- Completion/Base/Utility/_arguments	23 May 2002 12:20:15 -0000	1.14
+++ Completion/Base/Utility/_arguments	13 May 2003 09:51:39 -0000
@@ -387,7 +387,7 @@
 	    tmp1=( "${(M@)tmp1:#[-+]?(|:*)}" )
 	    tmp2=( "${PREFIX}${(@M)^${(@)${(@)tmp1%%:*}#[-+]}:#?}" )
 
-            _describe -o option \
+            _describe -O option \
                       tmp1 tmp2 -Q -S '' -- \
 		      tmp3 -Q
 
@@ -399,7 +399,7 @@
           single=yes
         else
           next=( "$next[@]" "$odirect[@]" )
-          _describe -o option \
+          _describe -O option \
                     next -Q -M "$matcher" -- \
                     direct -QS '' -M "$matcher" -- \
                     equal -QqS= -M "$matcher"
Index: Completion/Base/Utility/_describe
===================================================================
RCS file: /cvsroot/zsh/zsh/Completion/Base/Utility/_describe,v
retrieving revision 1.15
diff -u -r1.15 _describe
--- Completion/Base/Utility/_describe	30 Apr 2003 13:47:55 -0000	1.15
+++ Completion/Base/Utility/_describe	13 May 2003 09:51:39 -0000
@@ -2,7 +2,7 @@
 
 # This can be used to add options or values with descriptions as matches.
 
-local _opt _expl _tmpm _tmpd _mlen
+local _opt _expl _tmpm _tmpd _mlen _noprefix
 local _type=values _descr _ret=1 _showd _nm _hide _args _grp _sep
 local csl="$compstate[list]" csl2
 local _oargv _argv _new _strs _mats _opts _i _try=0
@@ -12,6 +12,10 @@
 if [[ "$1" = -o ]]; then
   _type=options
   shift
+elif [[ "$1" = -O ]]; then
+  _type=options
+  _noprefix=1
+  shift
 elif [[ "$1" = -t ]]; then
   _type="$2"
   shift 2
@@ -19,6 +23,10 @@
   _type="${1[3,-1]}"
   shift
 fi
+
+[[ "$_type$_noprefix" = options && ! -prefix [-+]* ]] && \
+    zstyle -T ":completion:${curcontext}:options" prefix-needed &&
+        return 1
 
 # Do the tests. `showd' is set if the descriptions should be shown.
 

-- 
Peter Stephenson <pws@csr.com>                  Software Engineer
CSR Ltd., Science Park, Milton Road,
Cambridge, CB4 0WH, UK                          Tel: +44 (0)1223 692070


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