Refactor item_name method to use ItemInfo struct #2991

Job	Run time
minimal	11s
docs	19s
check-cfg	21s
quickchecking	15s
msrv	49s
rustfmt-clippy	14s
test (ubuntu-latest, 9.0, 0, 0, 0, 0)	52s
test-expectations (ubuntu-latest)	38s
test (ubuntu-latest, 9.0, 0, 0, 1, 0)	51s
test-book	5s
test-expectations (macos-latest)	57s
test-no-headers	25s
test (ubuntu-latest, 9.0, 0, 1, 0, 0)	42s
test (ubuntu-latest, 9.0, 0, 1, 1, 0)	43s
test (ubuntu-latest, 9.0, 1, 0, 0, 0)	49s
test (ubuntu-latest, 9.0, 1, 0, 1, 0)	57s
test (ubuntu-latest, 9.0, 1, 1, 0, 0)	44s
test (ubuntu-latest, 9.0, 1, 1, 1, 0)	57s
test (ubuntu-latest, 16.0, 0, 0, 0, 0)	46s
test (ubuntu-latest, 16.0, 0, 0, 1, 0)	45s
test (ubuntu-latest, 16.0, 0, 1, 0, 0)	46s
test (ubuntu-latest, 16.0, 0, 1, 1, 0)	44s
test (ubuntu-latest, 16.0, 1, 0, 0, 0)	45s
test (ubuntu-latest, 16.0, 1, 0, 1, 0)	45s
test (ubuntu-latest, 16.0, 1, 1, 0, 0)	45s
test (ubuntu-latest, 16.0, 1, 1, 1, 0)	43s
test (ubuntu-latest, 16.0, 0, 0, 1)	44s
test (macos-latest, 16.0, 0, 0, 0)	47s
success	1s
	18m 20s

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