angular-cn/aio/tools/transforms/templates/api/lib/githubLinks.html

{% macro githubHref(doc, versionInfo) -%}
https://github.com/{$ versionInfo.gitRepoInfo.owner $}/{$ versionInfo.gitRepoInfo.repo $}/tree/{$ versionInfo.currentVersion.isSnapshot and versionInfo.currentVersion.SHA or versionInfo.currentVersion.raw $}/packages/{$ doc.fileInfo.realProjectRelativePath $}#L{$ doc.startingLine + 1 $}-L{$ doc.endingLine + 1 $}
{%- endmacro %}

{% macro githubViewLink(doc, versionInfo) -%}
  <a href="{$ githubHref(doc, versionInfo) $}">{$ doc.fileInfo.realProjectRelativePath $}</a>
{%- endmacro %}