let Declaration = require('../declaration')
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class OverscrollBehavior extends Declaration {
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/**
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* Return property name by spec
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*/
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normalize() {
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return 'overscroll-behavior'
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}
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/**
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* Change property name for IE
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*/
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prefixed(prop, prefix) {
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return prefix + 'scroll-chaining'
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}
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/**
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* Change value for IE
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*/
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set(decl, prefix) {
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if (decl.value === 'auto') {
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decl.value = 'chained'
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} else if (decl.value === 'none' || decl.value === 'contain') {
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decl.value = 'none'
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}
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return super.set(decl, prefix)
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}
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}
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OverscrollBehavior.names = ['overscroll-behavior', 'scroll-chaining']
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module.exports = OverscrollBehavior
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