34 lines
		
	
	
		
			670 B
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			34 lines
		
	
	
		
			670 B
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
| let Declaration = require('../declaration')
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| 
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| class GridStart extends Declaration {
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|   /**
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|    * Do not add prefix for unsupported value in IE
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|    */
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|   check(decl) {
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|     let value = decl.value
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|     return !value.includes('/') && !value.includes('span')
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|   }
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| 
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|   /**
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|    * Return a final spec property
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|    */
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|   normalize(prop) {
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|     return prop.replace('-start', '')
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|   }
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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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|     let result = super.prefixed(prop, prefix)
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|     if (prefix === '-ms-') {
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|       result = result.replace('-start', '')
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|     }
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|     return result
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|   }
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| }
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| 
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| GridStart.names = ['grid-row-start', 'grid-column-start']
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| 
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| module.exports = GridStart
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