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2017-07-31Moving getenv to separate packageDave Henderson
Signed-off-by: Dave Henderson <dhenderson@gmail.com>
2017-04-30Reverting 9c4dfae and adding test to cover reasonDave Henderson
The refactoring in 9c4dfae was a bit too clever - I changed behaviour and started considering _empty_ envvars as valid. This _may_ be expected in some use-cases, but `getenv` didn't work that way before, and it's probably a surprising behaviour anyway. Signed-off-by: Dave Henderson <dhenderson@gmail.com>
2017-04-28Mild Getenv refactorDave Henderson
Go from two `os.Getenv` calls to one `os.LookupEnv` call. Signed-off-by: Dave Henderson <dhenderson@gmail.com>
2016-03-25💄 Refactoring to split functionsDave Henderson
Signed-off-by: Dave Henderson <dhenderson@gmail.com>