From 438210f04721a6b01204a98895cbfd41119f6119 Mon Sep 17 00:00:00 2001
From: isaacs <i@izs.me>
Date: Thu, 17 Feb 2022 10:04:57 -0800
Subject: [PATCH] ci: makework

---
 .github/workflows/commit-if-modified.sh | 13 +++++++++
 .github/workflows/copyright-year.sh     | 15 ++++++++++
 .github/workflows/isaacs-makework.yml   | 37 +++++++++++++++++++++++++
 .github/workflows/package-json-repo.js  | 16 +++++++++++
 4 files changed, 81 insertions(+)
 create mode 100644 .github/workflows/commit-if-modified.sh
 create mode 100644 .github/workflows/copyright-year.sh
 create mode 100644 .github/workflows/isaacs-makework.yml
 create mode 100644 .github/workflows/package-json-repo.js

diff --git a/.github/workflows/commit-if-modified.sh b/.github/workflows/commit-if-modified.sh
new file mode 100644
index 0000000..e951d3f
--- /dev/null
+++ b/.github/workflows/commit-if-modified.sh
@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+git config --global user.email "$1"
+shift
+git config --global user.name "$1"
+shift
+message="$1"
+shift
+if [ $(git status --porcelain "$@" | egrep '^ M' | wc -l) -gt 0 ]; then
+  git add "$@"
+  git commit -m "$message"
+  git push || git pull --rebase
+  git push
+fi
diff --git a/.github/workflows/copyright-year.sh b/.github/workflows/copyright-year.sh
new file mode 100644
index 0000000..92fdbe5
--- /dev/null
+++ b/.github/workflows/copyright-year.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+dir=${1:-$PWD}
+dates=($(git log --date=format:%Y --pretty=format:'%ad' --reverse | sort | uniq))
+if [ "${#dates[@]}" -eq 1 ]; then
+  datestr="${dates}"
+else
+  datestr="${dates}-${dates[${#dates[@]}-1]}"
+fi
+
+stripDate='s/^((.*)Copyright\b(.*?))((?:,\s*)?(([0-9]{4}\s*-\s*[0-9]{4})|(([0-9]{4},\s*)*[0-9]{4})))(?:,)?\s*(.*)\n$/$1$9\n/g'
+addDate='s/^.*Copyright(?:\s*\(c\))? /Copyright \(c\) '$datestr' /g'
+for l in $dir/LICENSE*; do
+  perl -pi -e "$stripDate" $l
+  perl -pi -e "$addDate" $l
+done
diff --git a/.github/workflows/isaacs-makework.yml b/.github/workflows/isaacs-makework.yml
new file mode 100644
index 0000000..8eb5e85
--- /dev/null
+++ b/.github/workflows/isaacs-makework.yml
@@ -0,0 +1,37 @@
+name: "various tidying up tasks to silence nagging"
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  makework:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Use Node.js
+        uses: actions/setup-node@v2.1.4
+        with:
+          node-version: 16.x
+      - name: put repo in package.json
+        run: node .github/workflows/package-json-repo.js
+      - name: check in package.json if modified
+        run: |
+          bash -x .github/workflows/commit-if-modified.sh \
+            "package-json-repo-bot@example.com" \
+            "package.json Repo Bot" \
+            "chore: add repo to package.json" \
+            package.json package-lock.json
+      - name: put all dates in license copyright line
+        run: bash .github/workflows/copyright-year.sh
+      - name: check in licenses if modified
+        run: |
+          bash .github/workflows/commit-if-modified.sh \
+            "license-year-bot@example.com" \
+            "License Year Bot" \
+            "chore: add copyright year to license" \
+            LICENSE*
diff --git a/.github/workflows/package-json-repo.js b/.github/workflows/package-json-repo.js
new file mode 100644
index 0000000..b28151b
--- /dev/null
+++ b/.github/workflows/package-json-repo.js
@@ -0,0 +1,16 @@
+#!/usr/bin/env node
+
+const pf = require.resolve(`${process.cwd()}/package.json`)
+const pj = require(pf)
+
+if (!pj.repository && process.env.GITHUB_REPOSITORY) {
+  const fs = require('fs')
+  const server = process.env.GITHUB_SERVER_URL || 'https://github.com'
+  const repo = `${server}/${process.env.GITHUB_REPOSITORY}`
+  pj.repository = repo
+  const json = fs.readFileSync(pf, 'utf8')
+  const match = json.match(/^\s*\{[\r\n]+([ \t]*)"/)
+  const indent = match[1]
+  const output = JSON.stringify(pj, null, indent || 2) + '\n'
+  fs.writeFileSync(pf, output)
+}