hush/shell/hush_test/hush-vars/var_in_pipes.tests

b=1 env | grep ^b=
true | b=2 env | grep ^b=
a=1 true | b=3 env | grep ^b=

(b=4 env) | grep ^b=
(true | b=5 env) | grep ^b=
(a=1 true | b=6 env) | grep ^b=
hush: fix bug with local environment vars in pipes; simplify parse_stream() function old new delta parse_stream 1238 1218 -20 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-20) Total: -20 bytes 2009-04-03 03:19:15 +00:00			`b=1 env \| grep ^b=`
			`true \| b=2 env \| grep ^b=`
			`a=1 true \| b=3 env \| grep ^b=`

			`(b=4 env) \| grep ^b=`
			`(true \| b=5 env) \| grep ^b=`
			`(a=1 true \| b=6 env) \| grep ^b=`