extend value_wq regex to allow escaped spaces and nested () values

Author: Joshua Rogers

gixy/parser/raw_parser.py

@@ -56,7 +56,7 @@ def script(self):
         keyword = Word(alphanums + ".+-_/")
         path = Word(alphanums + ".-_/")
         variable = Word("$_-" + alphanums)
-        value_wq = Regex(r'(?:\([^\s;]*\)|\$\{\w+\}|[^\s;(){}])+')
+        value_wq = Regex(r'(?:\([^\s;]*\)|\$\{\w+\}|\\[(){};\s]|[^\s;{}])+')
         value_sq = NginxQuotedString(quoteChar="'")
         value_dq = NginxQuotedString(quoteChar='"')
         value = (value_dq | value_sq | value_wq)