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Simplify example in readme (#133)

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Ross Smith II 2020-02-17 00:51:55 -08:00 committed by GitHub
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README.md
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@ -98,12 +98,11 @@ As of `v1.0.3`, b3bp offers some nice re-usable libraries in `./src`. In order t
It is nice to have a Bash package that can not only be used in the terminal, but also invoked as a command line function. In order to achieve this, the exporting of your functionality *should* follow this pattern:
```bash
if [[ "${BASH_SOURCE[0]}" != "${0}" ]]; then
export -f my_script
else
if [[ "${BASH_SOURCE[0]}" = "${0}" ]]; then
my_script "${@}"
exit $?
fi
export -f my_script
```
This allows a user to `source` your script or invoke it as a script.