Merge pull request #28 from haxibami/fix-not-equal

fix arithmetic operation

zsh-fzf-history-search.zsh

@@ -59,7 +59,7 @@ fzf_history_search() {
   candidates=(${(f)"$(eval $history_cmd | fzf ${=ZSH_FZF_HISTORY_SEARCH_FZF_ARGS} ${=ZSH_FZF_HISTORY_SEARCH_FZF_EXTRA_ARGS} -q "$BUFFER")"})
   local ret=$?
   if [ -n "$candidates" ]; then
-    if (( ! $CANDIDATE_LEADING_FIELDS == 1 )); then
+    if (( $CANDIDATE_LEADING_FIELDS != 1 )); then
       BUFFER="${candidates[@]/(#m)[0-9 \-\:]##/${${(As: :)MATCH}[${CANDIDATE_LEADING_FIELDS},-1]}}"
     else
       BUFFER="${candidates[@]}"