10 lines
		
	
	
		
			250 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			10 lines
		
	
	
		
			250 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
"use strict";
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var safeToString = require("../safe-to-string")
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  , isPromise    = require("./is-promise");
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module.exports = function (value) {
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	if (!isPromise(value)) throw new TypeError(safeToString(value) + " is not a promise");
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	return value;
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};
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