github-helper-hacks.js

// Use this together with this browser extension (Chrome/Edge) and enable it for GitHub:
// https://chrome.google.com/webstore/detail/custom-javascript-for-web/ddbjnfjiigjmcpcpkmhogomapikjbjdk


// The following code checks if your branch you want to merge, contains "lts-"
// and offers to set the correct base branch.
if (location.pathname.includes("/bruegmann/florence/compare/")) {
  let params = location.pathname.split("/")
  let compareBranchs = params[params.length - 1].split("...")
  
  if ((compareBranchs.length === 1 && compareBranchs[0].startsWith("lts-")) || (compareBranchs[1].startsWith("lts-") && !compareBranchs[0].startsWith("lts-"))) {
    // lts-* branch should not merged to master
    console.log("Should redirect")
    
    const secondBranch = compareBranchs.length === 1 ? compareBranchs[0] : compareBranchs[1]
    const parts = secondBranch.split("-")
    const baseBranch = `${parts[0]}-${parts[1]}`
    
    compareBranchs = [baseBranch, secondBranch]
    params[params.length - 1] = compareBranchs.join("...")
    
    if (confirm(`Merge changes to ${baseBranch}?`)) {
      location.pathname = params.join("/")
    }
  }
}


// The following code presents a button on the commit page of PRs to show you
// the commands for `git cherry-pick`
if (location.pathname.includes("/pull/") && location.pathname.includes("/commits")) {
  const tabnav = document.querySelector(".tabnav")
  if (tabnav) {
    let div = document.createElement("div")
    div.innerHTML = `<button class="btn mb-3" id="bsw-show-cherry-pick">Show cherry-pick commands</button>`
    tabnav.parentNode.insertBefore(div, tabnav.nextSibling)
    
    const btn = document.getElementById("bsw-show-cherry-pick")
    
    btn.addEventListener("click", () => {
      btn.remove()
      
      let queries = []

      const rows = document.querySelectorAll(".TimelineItem-body .Box-row")
      for (const r of rows) {
          const label = r.querySelector(".Details .Link--primary")
          const link = r.querySelector("a.BtnGroup-item")
          const splitted = link.href.split("/")
          queries.push(`${label.innerText}<br><code>git cherry-pick ${splitted[splitted.length - 1]}</code>`)
      }
      
      const start = '<label class="d-block px-3 py-2"><input type="checkbox" class="mr-1">'
      document.querySelector(".pull-request-tab-content").innerHTML = start + queries.join('</label>' + start)
    })
  }
}