#!/usr/bin/env zsh

# Diffs two PDF files using pdftotext and wdiff.

emulate -LR zsh

if [[ $# -lt 2 ]] then
  echo "Usage: pdfwdiff [diff_options] file1.pdf file2.pdf" >&2
  return 1
fi

diff -u "$@[1,-3]" <(pdftotext "$@[-2]" -) <(pdftotext "$@[-1]" -) | \
  wdiff -n -w $'\033[30;41m' -x $'\033[0m' -y $'\033[30;42m' -z $'\033[0m' -d

# $Id: pdfwdiff 56518 2012-11-22 09:39:03Z vinc17/xvii $