+ public static final char GAP_TILDE = '~';
+
+ public static final char GAP_PIPE = '|';
+
+ public static final char GAP_COLON = ':';
+
+ public static final char GAP_LPAREN = '(';
+
+ public static final char GAP_RPAREN = ')';
+
+ public static final char GAP_LSQBR = '[';
+
+ public static final char GAP_RSQBR = ']';
+
+ public static final char GAP_LBRACE = '{';
+
+ public static final char GAP_RBRACE = '}';
+