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authorPatrick McDermott <patrick.mcdermott@libiquity.com>2019-03-12 11:47:04 (EDT)
committer Patrick McDermott <patrick.mcdermott@libiquity.com>2019-03-12 11:47:04 (EDT)
commit0fb73d07d24154b8a3b14c54faf164a5e5e92a2f (patch)
tree92012d9deddd3a758d43e4509b753189dfb9f302 /src
parentb7b7cb3fdead627c55e3cb9d346a719b5da6842d (diff)
ob_set_substvar(): Make validation more immediately clear
The original version in 000a27ff used a "${parameter:-word}" default value expansion to detect an empty string. Instead, let the case construct match empty strings directly.
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