[6a3a178] | 1 | "use strict";
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| 2 |
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| 3 | 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; }
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| 4 |
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| 5 | function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _defaults(subClass, superClass); }
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| 6 |
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| 7 | 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; }
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| 8 |
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| 9 | var Declaration = require('../declaration');
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| 10 |
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| 11 | var OverscrollBehavior = /*#__PURE__*/function (_Declaration) {
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| 12 | _inheritsLoose(OverscrollBehavior, _Declaration);
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| 13 |
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| 14 | function OverscrollBehavior() {
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| 15 | return _Declaration.apply(this, arguments) || this;
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| 16 | }
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| 17 |
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| 18 | var _proto = OverscrollBehavior.prototype;
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| 19 |
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| 20 | /**
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| 21 | * Change property name for IE
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| 22 | */
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| 23 | _proto.prefixed = function prefixed(prop, prefix) {
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| 24 | return prefix + 'scroll-chaining';
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| 25 | }
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| 26 | /**
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| 27 | * Return property name by spec
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| 28 | */
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| 29 | ;
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| 30 |
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| 31 | _proto.normalize = function normalize() {
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| 32 | return 'overscroll-behavior';
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| 33 | }
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| 34 | /**
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| 35 | * Change value for IE
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| 36 | */
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| 37 | ;
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| 38 |
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| 39 | _proto.set = function set(decl, prefix) {
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| 40 | if (decl.value === 'auto') {
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| 41 | decl.value = 'chained';
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| 42 | } else if (decl.value === 'none' || decl.value === 'contain') {
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| 43 | decl.value = 'none';
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| 44 | }
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| 45 |
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| 46 | return _Declaration.prototype.set.call(this, decl, prefix);
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| 47 | };
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| 48 |
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| 49 | return OverscrollBehavior;
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| 50 | }(Declaration);
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| 51 |
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| 52 | _defineProperty(OverscrollBehavior, "names", ['overscroll-behavior', 'scroll-chaining']);
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| 53 |
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| 54 | module.exports = OverscrollBehavior; |
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