15 lines
		
	
	
		
			365 B
		
	
	
	
		
			Java
		
	
	
	
	
	
			
		
		
	
	
			15 lines
		
	
	
		
			365 B
		
	
	
	
		
			Java
		
	
	
	
	
	
'use strict';
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module.exports = str => {
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	const match = str.match(/^[ \t]*(?=\S)/gm);
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	if (!match) {
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		return str;
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	}
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	// TODO: use spread operator when targeting Node.js 6
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	const indent = Math.min.apply(Math, match.map(x => x.length)); // eslint-disable-line
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	const re = new RegExp(`^[ \\t]{${indent}}`, 'gm');
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	return indent > 0 ? str.replace(re, '') : str;
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};
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