angular-docs-cn/tools/api-builder/angular.io-package/templates/lib/githubLinks.html

{% macro githubHref(doc) -%}
https://github.com/{$ versionInfo.gitRepoInfo.owner $}/{$ versionInfo.gitRepoInfo.repo $}/tree/{$ versionInfo.currentVersion.isSnapshot and versionInfo.currentVersion.SHA or versionInfo.currentVersion.raw $}/modules/{$ doc.fileInfo.projectRelativePath $}#L{$ doc.location.start.line+1 $}-L{$ doc.location.end.line+1 $}
{%- endmacro %}

{% macro githubViewLink(doc) -%}
  <a href="{$ githubHref(doc) $}">{$ doc.fileInfo.projectRelativePath $} (line {$ doc.location.start.line+1 $})</a>
{%- endmacro %}