Function extractElem

src/hovercard.js:2136–2491

(context, el, strategy)

  }

  function extractElem (context, el, strategy) {
    if (context && !context.contains(el)) {
      return
    }
    let elem = $(el)
    if (getExtracted(elem) || elem.is(BLACK_LIST_SELECTOR)) {
      // skip processed elements
      return
    }
    let target
    let username // {{user}}
    let repo // {{repo}}
    let fullRepo // {{user}}/{{repo}}
    let issue // {{issue}}
    let fullIssue // {{user}}/{{repo}}#{{issue}}
    let comment // {{comment}}
    let fullComment // {{user}}/{{repo}}:{{issue}}
    let commit // {{commit}}
    let fullCommit // {{user}}/{{repo}}@{{commit}}
    switch (strategy) {
      case EXTRACTOR.TEXT_USER: {
        username = trim(elem.text().replace(/[@/]/g, ''))
        target = $(`<span>${elem.text()}</span>`)
        elem.empty().append(target)
        break
      }
      case EXTRACTOR.TITLE_USER: {
        username = trim((elem.attr('title') || '').replace(/[@/]/g, ''))
        break
      }
      case EXTRACTOR.ALT_USER: {
        username = trim(
          (elem.attr('alt') || '').split(/\s+/)[0].replace(/[@/]/g, '')
        )
        break
      }
      case EXTRACTOR.HREF_USER: {
        username = trim((elem.attr('href') || '').replace(/[@/]/g, ''))
        break
      }
      case EXTRACTOR.TEXT_MY_REPO: {
        let repo = trim(elem.text())
        if (me && repo.indexOf('/') === -1) {
          fullRepo = `${me}/${repo}`
          break
        }
      }
      case EXTRACTOR.SLUG: {
        let slug = elem.text()
        let match = slug.match(SLUG_PATTERN)
        username = trim(match && match[1])
        repo = trim(match && match[2])
        issue = trim(match && match[3])
        commit = trim(match && match[4])
        if (username && repo) {
          fullRepo = username + '/' + repo

          // special case for code search highlight