Method resolve

www/js/_hyperscript.js:7817–7908

(context, { element, classRefs, css, from })

      }
    }
    resolve(context, { element, classRefs, css, from }) {
      var runtime2 = context.meta.runtime;
      var cmd = this;
      var result;
      if (this.variant === "element") {
        if (from == null && typeof this.elementExpr.delete === "function") {
          var isDomTarget = this.isDOMTarget(element);
          if (!isDomTarget) {
            var lhsExprs = this.elementExpr.lhs;
            var lhs = {};
            for (var key in lhsExprs) {
              var sub = lhsExprs[key];
              lhs[key] = sub && sub.evaluate ? sub.evaluate(context) : sub;
            }
            this.elementExpr.delete(context, lhs);
            return this.findNext(context);
          }
        }
        runtime2.nullCheck(element, this.elementExpr);
        if (from != null && Array.isArray(from)) {
          var idx = from.indexOf(element);
          if (idx > -1) from.splice(idx, 1);
          runtime2.notifyMutation(from);
        } else if (from instanceof Set) {
          from.delete(element);
          runtime2.notifyMutation(from);
        } else if (from instanceof Map) {
          from.delete(element);
          runtime2.notifyMutation(from);
        } else {
          runtime2.implicitLoop(element, function(target) {
            if (target.parentElement && (from == null || from.contains(target))) {
              target.parentElement.removeChild(target);
            }
          });
        }
      } else if (this.variant === "css") {
        runtime2.nullCheck(from, this.fromExpr);
        var propNames = _cssPropertyNames(css);
        runtime2.implicitLoop(from, function(target) {
          _removeCssProperties(target, propNames);
        });
      } else {
        runtime2.nullCheck(from, this.fromExpr);
        if (classRefs) {
          runtime2.forEach(classRefs, function(classRef) {
            if (cmd.when) {
              result = runtime2.implicitLoopWhen(
                from,
                cmd.when,
                context,
                function(t) {
                  t.classList.remove(classRef.className);
                },
                function(t) {
                  t.classList.add(classRef.className);
                }
              );