allow different sets of completion definitions selected with option -T to compdef; use this for parameter values and redirections (16755)

1 files changed, 98 insertions, 0 deletions

diff --git a/Completion/Base/Core/_dispatch b/Completion/Base/Core/_dispatch
new file mode 100644
index 000000000..124aea112
--- /dev/null
+++ b/Completion/Base/Core/_dispatch
@@ -0,0 +1,98 @@
+#autoload
+
+local comp pat val name i ret=1 _compskip="$_compskip"
+local curcontext="$curcontext" service str comptype noskip def
+local __comps __patcomps __postpatcomps __services
+
+# If we get the option `-s', we don't reset `_compskip'.
+
+while [[ "$1" = -[sd] ]]; do
+  if [[ "$1" = -s ]]; then
+    noskip=yes
+  else
+    def=yes
+  fi
+  shift
+done
+
+[[ -z "$noskip" ]] && _compskip=
+
+comptype=$1
+
+__comps=_$1
+
+(( ${(P)+__comps} )) || return 1
+
+__patcomps=_pat$1
+__postpatcomps=_postpat$1
+__services=_service$1
+
+shift
+
+# See if there are any matching pattern completions.
+
+if [[ "$_compskip" != (all|*patterns*) ]]; then
+
+  for str in "$@"; do
+    [[ -n "$str" ]] || continue
+    service="${${(e):-\$${__services}[\$str]}:-$str}"
+    for i in "${(@e):-\$${__patcomps}[(K)\$str]}"; do
+      "$i" && ret=0
+      if [[ "$_compskip" = *patterns* ]]; then
+        break
+      elif [[ "$_compskip" = all ]]; then
+        _compskip=''
+        return ret
+      fi
+    done
+  done
+fi
+
+# Now look up the names in the normal completion array.
+
+ret=1
+for str in "$@"; do
+  [[ -n "$str" ]] || continue
+  name="$str"
+  comp="${(e):-\$${__comps}[\$str]}"
+  service="${${(e):-\$${__services}[\$str]}:-$str}"
+
+  [[ -z "$comp" ]] || break
+done
+
+# And generate the matches, probably using default completion.
+
+if [[ -n "$comp" ]]; then
+  _compskip=patterns
+  eval "$comp" && ret=0
+  [[ "$_compskip" = (all|*patterns*) ]] && return ret
+elif [[ "$_compskip" != *default* ]]; then
+  name=-default-
+  comp="${(e):-\$${__comps}[-default-]}"
+fi
+
+if [[ "$_compskip" != (all|*patterns*) ]]; then
+  for str; do
+    [[ -n "$str" ]] || continue
+    service="${${(e):-\$${__services}[\$str]}:-$str}"
+    for i in "${(@e):-\$${__postpatcomps}[(K)\$str]}"; do
+      _compskip=default
+      "$i" && ret=0
+      if [[ "$_compskip" = *patterns* ]]; then
+        break
+      elif [[ "$_compskip" = all ]]; then
+        _compskip=''
+        return ret
+      fi
+    done
+  done
+fi
+
+[[ "$name" = -default- && -n "$comp" &&
+   "$_compskip" != (all|*default*) ]] &&
+  service="${${(e):-\$${__services}[-default-]}:--default-}" &&
+   eval "$comp" && ret=0
+
+_compskip=''
+
+return ret