Enable the insert-tab style in zed.

ChangeLog

@@ -4,6 +4,10 @@
 	Doc/Zsh/compsys.yo: Separate compinit security checks into their
 	own callable function.
 
+	* 12370: Functions/Misc/zed: Add a context for controlling
+	completion within zed, and a style to enable tab insertion at the
+	beginnings of lines in zed by default.
+	
 	* 12162: Completion/Core/_expand, Completion/Core/_path_files,
 	Src/utils.c: Use `eval' instead of `$(print ...)' to suppress
 	some syntax error failures; this requires that zwarn() does not

Functions/Misc/zed

@@ -19,6 +19,11 @@ integer TMOUT=0
 
 [[ -z "$1" ]] && echo 'Usage: "zed filename" or "zed -f function"' && return 1
 
+local curcontext=zed:::
+
+zstyle -m ":completion:zed:*" insert-tab '*' ||
+    zstyle ":completion:zed:*" insert-tab yes
+
 # catch interrupts
 cleanup="$(bindkey -L "^M"; bindkey -L -M emacs "^X^W"; bindkey -aL "ZZ"
     echo "trap - INT EXIT"; trap)"