Create a word trie from a dictionnary file

create-trie.js

var fs = require("fs");

var dic = fs.readFileSync("/dev/stdin", "utf8").split("\n");
var trie = {};
for(var i=0; i<dic.length; i++) {
  var w = dic[i];
  var t = trie;
  for(var j=0; j<w.length; j++) {
    var l = w[j];
    if(!t[l]) t[l] = {};
    t = t[l];
  }
}

console.log(JSON.stringify(trie));