DELETE, EXPR_ADD, EXPR_AND, EXPR_ARRAY, EXPR_ASSIGN, EXPR_ASSIGN_ADD, EXPR_ASSIGN_CONCAT, EXPR_ASSIGN_DIVIDE, EXPR_ASSIGN_INIT, EXPR_ASSIGN_MODULO, EXPR_ASSIGN_MULTIPLY, EXPR_ASSIGN_SUBST, EXPR_ASSIGN_SUBTRACT, EXPR_ATTRIBUTE, EXPR_BOOLEAN_CAST, EXPR_CALL, EXPR_CLASSOF, EXPR_CLONE, EXPR_COMPARE, EXPR_COMPARISON_CHAIN, EXPR_CONCATENATION, EXPR_CONDITIONAL, EXPR_CONSTANT, EXPR_CONSTANT_VARIABLE, EXPR_COPY, EXPR_DEFAULT_MAPPING, EXPR_DEFINED, EXPR_DELETE, EXPR_DIVIDE, EXPR_EMPTY_REFERENCE, EXPR_EQUAL, EXPR_EXACT_EQUAL, EXPR_EXACT_NOT_EQUAL, EXPR_FLOAT_CAST, EXPR_FOREACH, EXPR_GREATER, EXPR_GREATER_EQUAL, EXPR_HAS, EXPR_IMPORT, EXPR_IN, EXPR_INT_CAST, EXPR_INVOKE, EXPR_IS, EXPR_LESS, EXPR_LESS_EQUAL, EXPR_LINK, EXPR_LIST, EXPR_MAPPING, EXPR_MATCH, EXPR_MODULO, EXPR_MULTIPLY, EXPR_NAMED, EXPR_NAMESPACE, EXPR_NEW, EXPR_NO_MATCH, EXPR_NOT, EXPR_NOT_EQUAL, EXPR_OR, EXPR_PIPE, EXPR_POSTFIX_DECREMENT, EXPR_POSTFIX_INCREMENT, EXPR_PREFIX_DECREMENT, EXPR_PREFIX_INCREMENT, EXPR_RANGE, EXPR_REFERENCE, EXPR_SELECT, EXPR_SIZEOF, EXPR_SPLICE, EXPR_STRING_BUFFER, EXPR_STRING_CAST, EXPR_SUBTRACT, EXPR_SYMBOL, EXPR_THIS, EXPR_THUNK, EXPR_TYPE, EXPR_TYPEOF, EXPR_UNARY_MINUS, EXPR_UNARY_PLUS, EXPR_VARIABLE, EXPR_XOR, GET, GET_BOOLEAN, GET_REF, GET_TYPE, GET_UNREF, NONE |