grim/convey
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Typo fix
2018-01-14, Gary Kramlich
4022dd81834e
Typo fix
// Convey
// Copyright 2016-2018 Gary Kramlich <grim@reaperworld.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package
environment
import
(
"os"
)
// Prune removes all empty-value variables from the environment.
func
Prune
(
env
[]
string
)
[]
string
{
pruned
:=
[]
string
{}
for
_
,
val
:=
range
env
{
k
,
v
:=
splitEqual
(
val
)
if
v
==
""
&&
os
.
Getenv
(
k
)
==
""
{
continue
}
pruned
=
append
(
pruned
,
val
)
}
return
pruned
}