| 12345678910111213141516171819 | 'use strict';const propertyToValueAliases = require('./data/mappings.js');const matchPropertyValue = function(property, value) {	const aliasToValue = propertyToValueAliases.get(property);	if (!aliasToValue) {		throw new Error(`Unknown property \`${ property }\`.`);	}	const canonicalValue = aliasToValue.get(value);	if (canonicalValue) {		return canonicalValue;	}	throw new Error(		`Unknown value \`${ value }\` for property \`${ property }\`.`	);};module.exports = matchPropertyValue;
 |