Rewrite

src/suggestion.zsh

@@ -0,0 +1,19 @@
+
+#------------#
+# Suggestion #
+#------------#
+
+# Get a suggestion from history that matches a given prefix
+_zsh_autosuggest_suggestion() {
+	setopt localoptions extendedglob
+
+	# Escape the prefix (requires EXTENDED_GLOB)
+	local prefix=${1//(#m)[\][()|\\*?#<>~^]/\\$MATCH}
+
+	# Get all history items (reversed) that match pattern $prefix*
+	local history_matches
+	history_matches=(${history[(R)$prefix*]})
+
+	# Echo the first item that matches
+	echo ${history_matches[1]}
+}