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| author | Joey Hess <joeyh@joeyh.name> | 2015-12-05 18:03:02 -0400 |
|---|---|---|
| committer | Joey Hess <joeyh@joeyh.name> | 2015-12-05 18:51:05 -0400 |
| commit | 5cfb20668421acb3c0de133afe973fc693b8b320 (patch) | |
| tree | db49686bb48d1de1403aee9aa5ea8cb7d03c6a13 /doc/writing_properties.mdwn | |
| parent | 12548bae3d8feecce6a322162d91b827289ae824 (diff) | |
remove trivial
Diffstat (limited to 'doc/writing_properties.mdwn')
| -rw-r--r-- | doc/writing_properties.mdwn | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/doc/writing_properties.mdwn b/doc/writing_properties.mdwn index 9a700ac3..2209026f 100644 --- a/doc/writing_properties.mdwn +++ b/doc/writing_properties.mdwn @@ -53,13 +53,12 @@ run: The only remaining problem with this is that shellSetTo runs chsh every time, and propellor will always display that it's made a change each time it runs, even when it didn't really do much. Now, there's an easy way to -avoid that problem, we could just tell propellor that it's a trivial -property, and then it will run chsh every time and not think it made any -change: +avoid that problem, we could just tell propellor to assume that chsh +has not made a change: shellSetTo :: UserName -> FilePath -> Property - shellSetTo user shell = trivial $ - cmdProperty "chsh" ["--shell", shell, user] + shellSetTo user shell = cmdProperty "chsh" ["--shell", shell, user] + `assume` NoChange But, it's not much harder to do this right. Let's make the property check if the user's shell is already set to the desired value and avoid |