Now implements changelog edits in a new PR #61
Workflow file for this run
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| name: "Auto Changelog" | |
| on: | |
| pull_request: | |
| types: [labeled, unlabeled] | |
| branches: | |
| - '**' | |
| jobs: | |
| auto-changelog: | |
| if: ${{ github.event.label.name == 'Changelog' }} | |
| env: | |
| LABEL_ADDED: ${{ github.event.action == 'labeled' }} | |
| PR_TITLE: ${{ github.event.pull_request.title }} | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| ref: ${{ github.event.repository.default_branch }} | |
| - id: remote-data | |
| run: | | |
| git branch -a -l origin/added/changelog-entry | |
| echo "REMOTE_EXISTS=$(git branch -a -l origin/added/changelog-entry)\n" >> $GITHUB_OUTPUT | |
| - name: Create Remote Branch | |
| if: ${{ steps.remote-data.outputs.REMOTE_EXISTS != 'remotes/origin/added/changelog-entry'}} | |
| run: | | |
| echo '${{ steps.remote-data.outputs.REMOTE_EXISTS }}' | |
| git branch added/changelog-entry | |
| git push -u origin added/changelog-entry | |
| - continue-on-error: true | |
| run: | | |
| git checkout added/changelog-entry | |
| - name: Import GPG key | |
| uses: crazy-max/ghaction-import-gpg@v6 | |
| with: | |
| gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }} | |
| passphrase: ${{ secrets.GPG_SIGNING_PASSPHRASE }} | |
| git_user_signingkey: true | |
| git_commit_gpgsign: true | |
| - name: CHANGELOG Setup | |
| uses: actions/github-script@v7 | |
| env: | |
| HEAD_REF: ${{ github.head_ref }} | |
| ISSUE_TITLE: ${{ env.PR_TITLE }} | |
| with: | |
| script: | | |
| const fs = require('fs'); | |
| const filePath = 'CHANGELOG.md'; | |
| const headRef = process.env.HEAD_REF; | |
| const labelAdded = process.env.LABEL_ADDED == 'true'; | |
| Array.prototype.insert = function ( index, ...items ) { | |
| this.splice( index, 0, ...items ); | |
| }; | |
| class MarkdownHead { | |
| constructor(level = 0, parent = null) { | |
| this.level = level; | |
| this.children = []; | |
| if (parent != null && parent.children != null) | |
| parent.children.push(this); | |
| } | |
| findOrCreateChildHead(firstLineContains, template) { | |
| for (var idx = 0; idx < this.children.length; idx++) { | |
| var cur = this.children[idx]; | |
| if (typeof(cur) == typeof('') || cur.children == null) continue; | |
| if (cur.children.length > 0 && cur.children[0].toLowerCase().includes(firstLineContains.toLowerCase())) { | |
| return cur; | |
| } | |
| } | |
| var newHead = new MarkdownHead(this.level + 1, this); | |
| if (template != null) | |
| newHead.children = template.split('\n'); | |
| else | |
| newHead.children = [ '#'.repeat(newHead.level) + ' ' + firstLineContains ]; | |
| return newHead; | |
| } | |
| cleanup() { | |
| while (this.children.length > 0 && typeof(this.children[this.children.length - 1]) == typeof('') && this.children[this.children.length - 1].replace(' ', '') == '') | |
| this.children.pop(); | |
| while (this.children.length > 0 && typeof(this.children[0]) == typeof('') && this.children[0].replace(' ', '') == '') | |
| this.children.remove(0); | |
| } | |
| parse(markdown) { | |
| var inChild = false; | |
| const markdownSplit = markdown.split('\n'); | |
| const headStack = [ this ]; | |
| for (var idx = 0; idx < markdownSplit.length; idx++) { | |
| const currentLine = markdownSplit[idx]; | |
| const match = currentLine.match(/^(#+).*$/) | |
| const matchLevel = match != null ? match[1].length : -1; | |
| var newHead; | |
| // Handle all head changes | |
| if (match && matchLevel > headStack[headStack.length - 1].level) { | |
| newHead = new MarkdownHead(matchLevel, headStack[headStack.length - 1]); | |
| headStack.push(newHead); | |
| } else if (match && matchLevel == headStack[headStack.length - 1].level) { | |
| headStack.pop().cleanup(); | |
| newHead = new MarkdownHead(matchLevel, headStack[headStack.length - 1]); | |
| headStack.push(newHead); | |
| } else if (match && matchLevel < headStack[headStack.length - 1].level) { | |
| while (matchLevel <= headStack[headStack.length - 1].level) { | |
| headStack.pop().cleanup(); | |
| } | |
| newHead = new MarkdownHead(matchLevel, headStack[headStack.length - 1]); | |
| headStack.push(newHead); | |
| } | |
| const currentHead = headStack[headStack.length - 1]; | |
| currentHead.children.push(currentLine); | |
| } | |
| this.cleanup(); | |
| } | |
| toString() { | |
| var curString = ""; | |
| for (var idx = 0; idx < this.children.length; idx++) { | |
| const curElem = this.children[idx]; | |
| if (typeof(curElem) == typeof("")) | |
| curString += `${curElem}\n`; | |
| else { | |
| if (curElem.children.length <= 1) | |
| continue; // Skip empty sections | |
| if (curElem.children.length > 1 && curElem.children[1] != "") | |
| curElem.children.insert(1, ""); | |
| if (curElem.children.length > 0 && curElem.children[0] != "" && | |
| curString.length > 0 && !curString.endsWith('\n\n')) | |
| curElem.children.insert(0, ""); | |
| curString += curElem.toString(); | |
| } | |
| } | |
| return curString; | |
| } | |
| } | |
| const DefaultChangelog = `# Changelog | |
| All notable changes to this project will be documented in this file. | |
| The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), | |
| and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).`; | |
| // Check if the file exists and read its content if it does | |
| let fileContent = ''; | |
| if (fs.existsSync(filePath)) { | |
| fileContent = fs.readFileSync(filePath, 'utf8'); | |
| } | |
| const masterHead = new MarkdownHead(); | |
| masterHead.parse(fileContent); | |
| (() => { // | |
| masterHead.changelog = masterHead.findOrCreateChildHead("Changelog", DefaultChangelog); | |
| masterHead.changelog.unreleased = masterHead.changelog.findOrCreateChildHead("[Unreleased]"); | |
| masterHead.changelog.unreleased.added = | |
| masterHead.changelog.unreleased.findOrCreateChildHead("Added"); | |
| masterHead.changelog.unreleased.changed = | |
| masterHead.changelog.unreleased.findOrCreateChildHead("Changed"); | |
| masterHead.changelog.unreleased.deprecated = | |
| masterHead.changelog.unreleased.findOrCreateChildHead("Deprecated"); | |
| masterHead.changelog.unreleased.removed = | |
| masterHead.changelog.unreleased.findOrCreateChildHead("Removed"); | |
| masterHead.changelog.unreleased.fixed = | |
| masterHead.changelog.unreleased.findOrCreateChildHead("Fixed"); | |
| masterHead.changelog.unreleased.secured = | |
| masterHead.changelog.unreleased.findOrCreateChildHead("Secured"); | |
| })(); | |
| var category = headRef.split('/')[0]; | |
| var potentialHead = masterHead.changelog.unreleased[category]; | |
| var potentialEntry = '- ' + process.env.ISSUE_TITLE; | |
| if (labelAdded) { | |
| if (potentialHead != null) { | |
| potentialHead.children.push(potentialEntry); | |
| } | |
| } else { | |
| const potentialEntryIdx = potentialHead.children.findIndex(item => typeof(item) == typeof('') && item == potentialEntry); | |
| if (potentialEntryIdx >= 0) { | |
| potentialHead.children.splice(potentialEntryidx, 1) | |
| } | |
| } | |
| fs.writeFileSync(filePath, masterHead.toString()); | |
| console.log("-=-=-=-=-\nWhat we have exported..."); | |
| console.log(masterHead.toString()); | |
| - continue-on-error: true | |
| env: | |
| GH_TOKEN: ${{ github.token }} | |
| run: | | |
| git add . | |
| git commit -am "Updated CHANGELOG.md" | |
| git push | |
| gh pr create --base ${{ github.event.repository.default_branch }} --head added/changelog-entry --title "Updated CHANGELOG.md" --body "" || echo "PR already exists or another error occurred" |