47 lines
		
	
	
		
			968 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
		
			968 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| let Declaration = require('../declaration')
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| let flexSpec = require('./flex-spec')
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| 
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| class AlignItems 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 'align-items'
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|   }
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| 
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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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|   /**
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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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| 
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| AlignItems.names = ['align-items', 'flex-align', 'box-align']
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| 
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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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| 
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| module.exports = AlignItems
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