Function addAttrInterpolateDirective

tools/ngui/static/js/lib/angular.js:4602–4628

(node, directives, value, name)

    function addAttrInterpolateDirective(node, directives, value, name) {
      var interpolateFn = $interpolate(value, true);

      // no interpolation found -> ignore
      if (!interpolateFn) return;


      directives.push({
        priority: 100,
        compile: valueFn(function attrInterpolateLinkFn(scope, element, attr) {
          var $$observers = (attr.$$observers || (attr.$$observers = {}));

          if (name === 'class') {
            // we need to interpolate classes again, in the case the element was replaced
            // and therefore the two class attrs got merged - we want to interpolate the result
            interpolateFn = $interpolate(attr[name], true);
          }

          attr[name] = undefined;
          ($$observers[name] || ($$observers[name] = [])).$$inter = true;
          (attr.$$observers && attr.$$observers[name].$$scope || scope).
            $watch(interpolateFn, function interpolateFnWatchAction(value) {
              attr.$set(name, value);
            });
        })
      });
    }


    /**