WIP: print branches

bin/github-actions/list-disused-brahches.js

@@ -0,0 +1,46 @@
+/* eslint-disable no-console */
+
+const { execSync } = require('child_process');
+
+const EXCLUDE_TERM_DAYS = 14;
+
+class BranchInfo {
+
+  constructor(line) {
+    const splitted = line.split('\t'); // split with '%09'
+
+    this.authorDate = new Date(splitted[0].trim());
+    this.authorName = splitted[1].trim();
+    this.refName = splitted[2].trim();
+    this.subject = splitted[3].trim();
+  }
+
+}
+
+function getExcludeTermDate() {
+  const date = new Date();
+  date.setDate(date.getDate() - EXCLUDE_TERM_DAYS);
+  return date;
+}
+
+async function main() {
+  // exec git for-each-ref
+  const out = execSync(`\
+    git for-each-ref refs/remotes \
+      --sort=-committerdate \
+      --format='%(authordate:iso) %09 %(authorname) %09 %(refname:short) %09 %(subject)'
+  `).toString();
+
+  // parse
+  const data = out
+    .split('\n')
+    .filter(v => v !== '') // trim empty string
+    .map((line) => {
+      return new BranchInfo(line);
+    })
+    .filter(branchInfo => branchInfo.authorDate < getExcludeTermDate()); // exclude data within EXCLUDE_TERM_DAYS
+
+  console.log(data);
+}
+
+main();