BibTeX inspection for unused entry

[slideclimb]

Summary of additions and changes

• Added an inspection to BibTeX to detect entries that are not referenced, along with a quick fix to remove the unused entry.
• Removed the comma from the BibTeX id in the parser.

How to test this pull request

• Don't forget to test the fix all quick fix.

\documentclass[11pt]{article}

\usepackage{biblatex}
\addbibresource{references.bib}

\begin{document}

    Test cite~\cite{goossens1993}.

\end{document}

@string{mytext = "This is a note."}

@Book{knuth1990,
    author    = {Knuth, Donald E.},
    title     = {The {\TeX}book },
    year      = {1990},
    isbn      = {0-201-13447-0},
    publisher = {Addison\,\textendash\,Wesley},
}

@Article{greenwade1993,
    author  = "George D. Greenwade",
    title   = "The {C}omprehensive {T}ex {A}rchive {N}etwork ({CTAN})",
    year    = "1993",
    journal = "TUGBoat",
    volume  = "14",
    number  = "3",
    pages   = "342--351",
    note    = mytext,
}

@Book{goossens1993,
    author    = "Michel Goossens and Frank Mittelbach and Alexander Samarin",
    title     = "The LaTeX Companion",
    year      = "1993",
    publisher = "Addison-Wesley",
    address   = "Reading, Massachusetts"
}

See tests.

Wiki

• [] Updated the wiki:

[HannahSchellekens]

Nice. Was a bit worried that this might not be suited for a warning, then I saw the LIKE_UNUSED_SYMBOL. Awesome :)