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Updated SC2154 (markdown)

koalaman 2015-03-07 19:20:18 -08:00
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SC2154.md

@ -22,4 +22,4 @@ Note: This message only triggers for variables with lowercase characters in thei
ShellCheck does not attempt to figure out runtime or dynamic assignments like with `source mycommonvars.sh` or `eval var=value`.
If you know for a fact that the variable is set, you can use `${var:?}` to fail if the variable is unset (or empty). You can also disable the message with a [[directive]].
If you know for a fact that the variable is set, you can use `${var:?}` to fail if the variable is unset (or empty), or explicitly initialize/declare it with `var=""` or `declare var`. You can also disable the message with a [[directive]].