Zack Galbreath f613437a44 Do not call sys.exit() in except block (#7659) ... When an invalid spec is encountered by `parse_specs()` we now raise a `SpackError` instead of calling `sys.exit()`		2018-04-03 22:22:28 -07:00
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spack	Do not call sys.exit() in except block (#7659)	2018-04-03 22:22:28 -07:00