add range validation

[markus-96]

please, see #1868

[codspeed-hq[bot]]

CodSpeed Performance Report

Merging #1887 will not alter performance

_{Comparing markus-96:intfield-validator (3178553) with develop (5aae984)}

Summary

✅ 16 untouched benchmarks

[coveralls]

Pull Request Test Coverage Report for Build 13370608176

Details

• 15 of 15 (100.0%) changed or added relevant lines in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.01%) to 89.435%

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Totals
Change from base Build 13368119422:	0.01%
Covered Lines:	6535
Relevant Lines:	7131

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💛 - Coveralls