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46 lines
968 B
46 lines
968 B
let flexSpec = require('./flex-spec') |
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let Declaration = require('../declaration') |
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class AlignItems extends Declaration { |
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/** |
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* Change property name for 2009 and 2012 specs |
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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 === 2009) { |
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return prefix + 'box-align' |
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} |
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if (spec === 2012) { |
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return prefix + 'flex-align' |
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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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* Return property name by final spec |
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*/ |
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normalize() { |
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return 'align-items' |
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} |
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/** |
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* Change value for 2009 and 2012 specs |
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*/ |
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set(decl, prefix) { |
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let spec = flexSpec(prefix)[0] |
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if (spec === 2009 || spec === 2012) { |
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decl.value = AlignItems.oldValues[decl.value] || decl.value |
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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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AlignItems.names = ['align-items', 'flex-align', 'box-align'] |
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AlignItems.oldValues = { |
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'flex-end': 'end', |
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'flex-start': 'start' |
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} |
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module.exports = AlignItems
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