Function compileTemplateUrl

test/angular/1.2/angular.js:6892–7004

(directives, $compileNode, tAttrs,
        $rootElement, childTranscludeFn, preLinkFns, postLinkFns, previousCompileContext)

    function compileTemplateUrl(directives, $compileNode, tAttrs,
        $rootElement, childTranscludeFn, preLinkFns, postLinkFns, previousCompileContext) {
      var linkQueue = [],
          afterTemplateNodeLinkFn,
          afterTemplateChildLinkFn,
          beforeTemplateCompileNode = $compileNode[0],
          origAsyncDirective = directives.shift(),
          // The fact that we have to copy and patch the directive seems wrong!
          derivedSyncDirective = extend({}, origAsyncDirective, {
            templateUrl: null, transclude: null, replace: null, $$originalDirective: origAsyncDirective
          }),
          templateUrl = (isFunction(origAsyncDirective.templateUrl))
              ? origAsyncDirective.templateUrl($compileNode, tAttrs)
              : origAsyncDirective.templateUrl;

      $compileNode.empty();

      $http.get($sce.getTrustedResourceUrl(templateUrl), {cache: $templateCache}).
        success(function(content) {
          var compileNode, tempTemplateAttrs, $template, childBoundTranscludeFn;

          content = denormalizeTemplate(content);

          if (origAsyncDirective.replace) {
            if (jqLiteIsTextNode(content)) {
              $template = [];
            } else {
              $template = jqLite(trim(content));
            }
            compileNode = $template[0];

            if ($template.length != 1 || compileNode.nodeType !== 1) {
              throw $compileMinErr('tplrt',
                  "Template for directive '{0}' must have exactly one root element. {1}",
                  origAsyncDirective.name, templateUrl);
            }

            tempTemplateAttrs = {$attr: {}};
            replaceWith($rootElement, $compileNode, compileNode);
            var templateDirectives = collectDirectives(compileNode, [], tempTemplateAttrs);

            if (isObject(origAsyncDirective.scope)) {
              markDirectivesAsIsolate(templateDirectives);
            }
            directives = templateDirectives.concat(directives);
            mergeTemplateAttributes(tAttrs, tempTemplateAttrs);
          } else {
            compileNode = beforeTemplateCompileNode;
            $compileNode.html(content);
          }

          directives.unshift(derivedSyncDirective);

          afterTemplateNodeLinkFn = applyDirectivesToNode(directives, compileNode, tAttrs,
              childTranscludeFn, $compileNode, origAsyncDirective, preLinkFns, postLinkFns,
              previousCompileContext);
          forEach($rootElement, function(node, i) {
            if (node == compileNode) {