| "use strict"; |
| |
| function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; } |
| |
| function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _defaults(subClass, superClass); } |
| |
| function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; } |
| |
| var Declaration = require('../declaration'); |
| |
| var OverscrollBehavior = |
| /*#__PURE__*/ |
| function (_Declaration) { |
| _inheritsLoose(OverscrollBehavior, _Declaration); |
| |
| function OverscrollBehavior() { |
| return _Declaration.apply(this, arguments) || this; |
| } |
| |
| var _proto = OverscrollBehavior.prototype; |
| |
| /** |
| * Change property name for IE |
| */ |
| _proto.prefixed = function prefixed(prop, prefix) { |
| return prefix + 'scroll-chaining'; |
| } |
| /** |
| * Return property name by spec |
| */ |
| ; |
| |
| _proto.normalize = function normalize() { |
| return 'overscroll-behavior'; |
| } |
| /** |
| * Change value for IE |
| */ |
| ; |
| |
| _proto.set = function set(decl, prefix) { |
| if (decl.value === 'auto') { |
| decl.value = 'chained'; |
| } else if (decl.value === 'none' || decl.value === 'contain') { |
| decl.value = 'none'; |
| } |
| |
| return _Declaration.prototype.set.call(this, decl, prefix); |
| }; |
| |
| return OverscrollBehavior; |
| }(Declaration); |
| |
| _defineProperty(OverscrollBehavior, "names", ['overscroll-behavior', 'scroll-chaining']); |
| |
| module.exports = OverscrollBehavior; |