Fixed internal error in CommentHelper #1177

Job	Run time
Static analysis (highest, 8.2, ubuntu-latest)	26s
Tests (lowest, 7.2, ubuntu-latest)	21s
Tests (lowest, 7.2, windows-latest)	1m 21s
Coding standards (highest, 8.2, ubuntu-latest)	37s
Lint (highest, 7.2, ubuntu-latest)	16s
Tests (lowest, 7.3, ubuntu-latest)	19s
Lint (highest, 7.3, ubuntu-latest)	22s
Typos	5s
Tests (lowest, 7.3, windows-latest)	1m 19s
Lint (highest, 7.4, ubuntu-latest)	28s
Tests (lowest, 7.4, ubuntu-latest)	25s
Lint (highest, 8.0, ubuntu-latest)	30s
Tests (lowest, 7.4, windows-latest)	1m 26s
Upload code coverage (highest, 8.2, ubuntu-latest)	44s
Tests (lowest, 8.0, ubuntu-latest)	23s
Lint (highest, 8.1, ubuntu-latest)	21s
Tests (lowest, 8.0, windows-latest)	1m 16s
Lint (highest, 8.2, ubuntu-latest)	18s
Tests (lowest, 8.1, ubuntu-latest)	23s
Tests (lowest, 8.1, windows-latest)	1m 24s
Tests (lowest, 8.2, ubuntu-latest)	19s
Tests (lowest, 8.2, windows-latest)	1m 21s
Tests (highest, 7.2, ubuntu-latest)	30s
Tests (highest, 7.2, windows-latest)	47s
Tests (highest, 7.3, ubuntu-latest)	23s
Tests (highest, 7.3, windows-latest)	47s
Tests (highest, 7.4, ubuntu-latest)	22s
Tests (highest, 7.4, windows-latest)	48s
Tests (highest, 8.0, ubuntu-latest)	23s
Tests (highest, 8.0, windows-latest)	48s
Tests (highest, 8.1, ubuntu-latest)	37s
Tests (highest, 8.1, windows-latest)	50s
Tests (highest, 8.2, ubuntu-latest)	23s
Tests (highest, 8.2, windows-latest)	56s
	21m 58s

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