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LibreTube/changelog.sh

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## Usage: ./changelog.sh <text>
TEXT="$1"
# the link containing the full commit history
FULLCHANGELOG=$(echo "$TEXT{@}" | tail -n 1)
NEWCONTRIBUTORS=$(echo "$TEXT{@}" | grep 'first contribution')
# remove everything related to weblate and dependencies
TEXT=$(printf "${TEXT[@]}" | sed -e 's/.*Weblate.*//g' -e 's/.*dependency.*//g' -e 's/^\*\*Full//g' -e 's/.*first contribution.*//g' -e 's/##.*//g')
# go through all the lines inside the file
readarray -t y <<< "${TEXT[@]}"
trim() {
local var="$*"
# remove leading whitespace characters
var="${var#"${var%%[![:space:]]*}"}"
# remove trailing whitespace characters
var="${var%"${var##*[![:space:]]}"}"
printf '%s' "$var"
}
# Print all the found and categorized changes
create_changelog() {
trim "$(echo "$TEXT" | sort)"
[ "$NEWCONTRIBUTORS" ] && echo -e "\n\n## New contributors\n$NEWCONTRIBUTORS"
echo -e "\n\n$FULLCHANGELOG"
}
# generate a new changelog
CHANGELOG=$(create_changelog)
# Output the generated changelog
echo "$CHANGELOG"