67 lines
1.5 KiB
Bash
67 lines
1.5 KiB
Bash
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#!/bin/bash
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TARGET_PATH=$1
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if [ -z "$TARGET_PATH" ]; then
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echo "Usage: doc-changelog.sh <TargetPath>" >&2
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exit 1
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fi
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# We must be in the target directory for git commands to work correctly.
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cd "$TARGET_PATH"
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# Get the latest tag. If no tags, this will be empty.
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LATEST_TAG=$(git describe --tags --abbrev=0 2>/dev/null)
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# Get the date of the latest tag.
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TAG_DATE=$(git log -1 --format=%ai "$LATEST_TAG" 2>/dev/null | cut -d' ' -f1)
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# Set the version to the latest tag, or "Unreleased" if no tags exist.
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VERSION="Unreleased"
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if [ -n "$LATEST_TAG" ]; then
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VERSION="$LATEST_TAG"
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fi
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# Get the current date in YYYY-MM-DD format.
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CURRENT_DATE=$(date +%F)
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DATE_TO_SHOW=$CURRENT_DATE
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if [ -n "$TAG_DATE" ]; then
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DATE_TO_SHOW="$TAG_DATE"
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fi
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echo "# Changelog"
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echo ""
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echo "## [$VERSION] - $DATE_TO_SHOW"
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echo ""
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# Get the commit history. If there's a tag, get commits since the tag. Otherwise, get all.
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if [ -n "$LATEST_TAG" ]; then
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COMMIT_RANGE="${LATEST_TAG}..HEAD"
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else
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COMMIT_RANGE="HEAD"
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fi
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# Use git log to get commits, then awk to categorize and format them.
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# Categories are based on the commit subject prefix (e.g., "feat:", "fix:").
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git log --no-merges --pretty="format:%s" "$COMMIT_RANGE" | awk '
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BEGIN {
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FS = ": ";
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print_added = 0;
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print_fixed = 0;
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}
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/^feat:/ {
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if (!print_added) {
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print "### Added";
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print_added = 1;
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}
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print "- " $2;
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}
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/^fix:/ {
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if (!print_fixed) {
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print "";
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print "### Fixed";
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print_fixed = 1;
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}
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print "- " $2;
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}
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'
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