Function _createExpressionSide

www/js/_hyperscript.js:9997–10022

(expr, target, feature, runtime2)

    };
  }
  function _createExpressionSide(expr, target, feature, runtime2) {
    if (expr.type === "classRef") {
      return {
        read: function() {
          runtime2.resolveAttribute(target, "class");
          return target.classList.contains(expr.className);
        },
        write: function(value) {
          if (value) {
            target.classList.add(expr.className);
          } else {
            target.classList.remove(expr.className);
          }
        }
      };
    }
    return {
      read: function() {
        return expr.evaluate(runtime2.makeContext(target, feature, target, null));
      },
      write: function(value) {
        var ctx = runtime2.makeContext(target, feature, target, null);
        _assignTo(runtime2, expr, ctx, value);
      }
    };
  }
  function _setupFormReset(leftSide, rightSide, target, runtime2) {
    _addResetListener(leftSide, rightSide, target, runtime2);
    _addResetListener(rightSide, leftSide, target, runtime2);