Fix and improve row diffing

[vearutop]

No description provided.

[github-actions]

Lines Of Code

Language	Files	Lines	Code	Comments	Blanks	Complexity	Bytes
Gherkin Specification	8 (+1)	224 (+37)	181 (+29)	0	43 (+8)	0	9.4K (+1.8K)
Go	3	1916 (+39)	1338 (+30)	185	393 (+9)	374 (+7)	44.4K (+664B)
Go (test)	6	863 (+70)	678 (+57)	49	136 (+13)	35 (+8)	24.3K (+1.6K)

[github-actions]

Go API Changes

# summary
Inferred base version: v0.1.7
Suggested version: v0.1.8

[github-actions]

Unit Test Coverage

total: (statements) 67.3%
changed lines: (statements) 89.5%, coverage is less than 90.0%, consider testing the changes more thoroughly

Coverage of changed lines

File	Function	Coverage
Total		89.5%
dbsteps.go		89.5%
dbsteps.go:926	assertRows	100.0%
dbsteps.go:1265	diffClosestRow	100.0%
dbsteps.go:1349	diffRow	100.0%
dbsteps.go:1415	buildExpectedRow	87.9%
dbsteps.go:640	exposeContents	81.8%
dbsteps.go:1322	rowMismatch	77.8%

Coverage diff with base branch

File	Function	Base Coverage	Current Coverage
Total		65.0%	67.3% (+2.3%)
dbsteps.go	assertRows	85.0%	87.0% (+2.0%)
dbsteps.go	buildExpectedRow	no function	86.7%
dbsteps.go	decorateReceiveRowErr	22.2%	88.9% (+66.7%)
dbsteps.go	diffClosestRow	75.0%	78.6% (+3.6%)
dbsteps.go	diffRow	90.9%	100.0% (+9.1%)
dbsteps.go	expectedRow	57.1%	no function
dbsteps.go	exposeContents	90.9%	85.7% (-5.2%)
dbsteps.go	receiveRow	93.1%	96.3% (+3.2%)
dbsteps.go	registerAssertions	78.6%	82.1% (+3.5%)
dbsteps.go	rowMismatch	90.0%	85.7% (-4.3%)
dbsteps.go	scanMap	75.0%	81.2% (+6.2%)
table.go	IterateTable	81.2%	84.4% (+3.2%)