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							42 lines
						
					
					
						
							1.3 KiB
						
					
					
				
			
		
		
	
	
							42 lines
						
					
					
						
							1.3 KiB
						
					
					
				| "use strict";
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| 
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| Object.defineProperty(exports, "__esModule", {
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|   value: true
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| });
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| exports["default"] = extractExtension;
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| 
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| var _createExtensionPattern = _interopRequireDefault(require("./createExtensionPattern.js"));
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| 
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| function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
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| 
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| // Regexp of all known extension prefixes used by different regions followed by
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| // 1 or more valid digits, for use when parsing.
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| var EXTN_PATTERN = new RegExp('(?:' + (0, _createExtensionPattern["default"])() + ')$', 'i'); // Strips any extension (as in, the part of the number dialled after the call is
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| // connected, usually indicated with extn, ext, x or similar) from the end of
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| // the number, and returns it.
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| 
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| function extractExtension(number) {
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|   var start = number.search(EXTN_PATTERN);
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| 
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|   if (start < 0) {
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|     return {};
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|   } // If we find a potential extension, and the number preceding this is a viable
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|   // number, we assume it is an extension.
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| 
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| 
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|   var numberWithoutExtension = number.slice(0, start);
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|   var matches = number.match(EXTN_PATTERN);
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|   var i = 1;
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| 
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|   while (i < matches.length) {
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|     if (matches[i]) {
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|       return {
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|         number: numberWithoutExtension,
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|         ext: matches[i]
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|       };
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|     }
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| 
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|     i++;
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|   }
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| }
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| //# sourceMappingURL=extractExtension.js.map
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