Useful LaTex One-liners

Show all errors, warnings, and undefined messages in log file after compilation with location in log file for further analysis

grep -iHEn "error|warning|undefined" *.log

Find all the duplicated labels in a directory

grep -ERh "\\\\label\{\w*:\w*\}" --include="*.tex" | tr -d " " | sort | uniq -c | awk '$1>1 {print $0}'

Validate references.bib using https://github.com/Pezmc/BibLatex-Check

curl https://raw.githubusercontent.com/Pezmc/BibLatex-Check/master/biblatex_check.py 2>/dev/null | python - -b $(find ./ -maxdepth 1 -name "*.bib" | head -n1) -a $(find ./ -maxdepth 1 -name "*.aux" | head -n1)

Find all the unused labels

REF=($(IFS=;grep -ERoh "\\\\\w*ref\{\w*:\w*\}" . | sort | uniq | awk -F{ '{print $2}' | tr -d '}'));LABEL=($(IFS=;grep -ERoh "\\\\label\{\w*:\w*\}" . | sort | uniq | awk -F{ '{print $2}' | tr -d '}'));for i in $LABEL;do;echo $REF | grep -iq " $i ";if [[ $? -eq 1 ]];then;printf "\033[0;31mUNUSED LABEL: \033[0;32m$i\033[0m\n";fi;done;

Get document (rough) wordcount

pdftotext main.pdf - | grep -ohE "\b[a-zA-Z]{2,}\b" | tr '[:upper:]' '[:lower:]' | sort | uniq > /tmp/words.txt; pdftotext main.pdf - | grep -ohFf /tmp/words.txt | wc -w

Spell checker - 2 options (requires aspell-en):

1. Non-interactive - list of misspelled words

pdftotext main.pdf - | grep -ohE "\b[a-zA-Z]{2,}\b" | tr '[:upper:]' '[:lower:]' | sort | uniq | aspell list -t | sort | uniq -c

2 . Interactive spell-check - file by file

aspell -c -t main.tex

Show all acronyms being used per file

rg --pcre2 '^((?!%).*\b([A-Z](?:[a-zA-Z0-9]){1,}[A-Z])\b).*$' -t tex chapters -r '$2' -N