fix: revert DefaultStringIfEmpty function usage

[mabdh]

• Re-add DefaultStringIfEmpty function and continue to clean this up in another issue

[coveralls]

Pull Request Test Coverage Report for Build 2865864380

• 4 of 4 (100.0%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.03%) to 50.884%

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Totals
Change from base Build 2865562117:	0.03%
Covered Lines:	2332
Relevant Lines:	4583

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💛 - Coveralls