zsh: treewide: minor fixes/style

.config/zsh/rc/completion.zsh

@@ -30,14 +30,11 @@ fi
 autoload -Uz +X compinit && \
 compinit -i -C -d "${ZSHU[f_compdump]}"
 
-function {
-    local i
-    for i ( ${ZSHU[d_conf]}/completion/*.zsh(N.r) ) ; do
-        source "$i"
-    done
-    for i ( ${ZSHU[d_conf]}/local/completion/*.zsh(N.r) ) ; do
-        source "$i"
-    done
-}
+for i ( ${ZSHU[d_conf]}/completion/*.zsh(N.r) ) ; do
+    source "$i"
+done ; unset i
+for i ( ${ZSHU[d_conf]}/local/completion/*.zsh(N.r) ) ; do
+    source "$i"
+done ; unset i
 
 __z_compdump_finalize

.config/zsh/rc/keyboard.zsh

@@ -16,6 +16,7 @@ fi
 z-kseq-ti() {
     [ -z "$1" ] && return
     [ -z "$2" ] && return
+
     z-ti-test "$2" && ZSHU_TI_KEYS[${terminfo[$2]}]=$1
 }
 
@@ -23,6 +24,7 @@ z-kseq-ti() {
 z-kseq-fb() {
     [ -z "$1" ] && return
     [ -z "$2" ] && return
+
     ZSHU_FB_KEYS[$2]=$1
 }
 
@@ -65,8 +67,9 @@ z-kseq-fb Ctrl-LeftArrow   '^[[1;5D'
 z-kseq-fb Esc-w            '\ew'
 
 z-bind () {
-    local i sequence widget
     local -a maps
+    local -Ua keys
+    local widget i k
 
     while [ "$1" != "--" ] ; do
         maps+=( "$1" )
@@ -76,7 +79,6 @@ z-bind () {
 
     widget="$2"
 
-    local -Ua keys
     keys+=( ${(k)ZSHU_TI_KEYS[(r)$1]} )
     keys+=( ${(k)ZSHU_FB_KEYS[(r)$1]} )
 

.config/zsh/rc/terminal.zsh

@@ -2,10 +2,11 @@
 
 function {
     local -a a
-    local x
+    local i x
+
     for i ( ${ZSHU_PARENTS_PID} ) ; do
-        [ -r /proc/$i/environ ] || continue
-        x=$(tr '\0' '\n' < /proc/$i/environ | sed -En '/^TERM=(.+)$/{s//\1/;p;}')
+        [ -r "/proc/$i/environ" ] || continue
+        x=$(sed -zEn '/^TERM=(.+)$/{s//\1/;p;}' "/proc/$i/environ")
         [ -n "$x" ] || continue
         a+=( "$x" )
     done