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40 lines
801 B
40 lines
801 B
3 years ago
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let flexSpec = require('./flex-spec')
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let Declaration = require('../declaration')
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class FlexShrink extends Declaration {
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/**
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* Return property name by final spec
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*/
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normalize() {
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return 'flex-shrink'
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}
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/**
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* Return flex property for 2012 spec
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*/
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prefixed(prop, prefix) {
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let spec
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;[spec, prefix] = flexSpec(prefix)
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if (spec === 2012) {
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return prefix + 'flex-negative'
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}
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return super.prefixed(prop, prefix)
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}
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/**
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* Ignore 2009 spec and use flex property for 2012
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*/
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set(decl, prefix) {
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let spec
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;[spec, prefix] = flexSpec(prefix)
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if (spec === 2012 || spec === 'final') {
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return super.set(decl, prefix)
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}
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return undefined
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}
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}
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FlexShrink.names = ['flex-shrink', 'flex-negative']
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module.exports = FlexShrink
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