(()=>{
const findMatches = (str, query) => {
   const matches = [];

   for (let sliceSize = 1; sliceSize < query.length; sliceSize++) {
       for (let i = 0; i < query.length - sliceSize; i++) {      
           const slice = query.slice(i, i + sliceSize);            
           if (str.includes(slice)) {
               matches.push({ matchLength: sliceSize, match: slice });
           }
       }
   }

   return matches;
};


const sort = (data, input) => {
   const bestMatch = matches => matches.reduce((prev, current) => (prev.matchLength > current.matchLength) ? prev : current);

   const matches = Object.fromEntries(
       data.map(item => {
           const currentMatches = findMatches(item, input);
           return [item, currentMatches.length ? bestMatch(currentMatches) : { matchLength: 0 }]
       })
   );

   return [...data].sort((a, b) => matches[b].matchLength - matches[a].matchLength);
};



const data = [
   'repo',
   'orange',
   'russia',
   'x'
];

const input = 'repository';…