redis-node/mape.js

A Complete Redis Client for Node.js

var redis = require('redis-node');
var redcli = redis.createClient();
redcli.select(1);

var testObj = {'a': 'ö'}
var jsonString = JSON.stringify(testObj);
console.log('Origin JSON string: '+jsonString);
console.log('JSON.parse(jsonString): ');
console.log(JSON.parse(jsonString));
redcli.set('testJson', jsonString, function(err, status) {
  if (err) throw err;

  if (status) {
    redcli.get('testJson', function(err, jsonStringFromRedis) {
      if (err) throw err;

      if (jsonStringFromRedis) {
        console.log('\nRedis JSON string: '+jsonStringFromRedis);
        try {
          JSON.parse(jsonStringFromRedis);
        } catch(e) {
          console.log('JSON.parse(jsonStringFromRedis) fails since output is corrupted.\n');
        }
      }
    });
  }
});

// Ugly hack to format output easily.
setTimeout(function() {
  var testStr = 'ä';
  console.log('Origin test string: '+testStr);

  var buf = new Buffer(32),
      size = buf.write(testStr, 0, "utf8");
  testStr = buf.slice(0, size);
  redcli.set('testStr', testStr, function(err, status) {
    if (err) throw err;

    if (status) {
      redcli.get('testStr', function(err, testStrFromRedis) {
        if (err) throw err;

        if (testStrFromRedis) {
          console.log('Redis test string: '+testStrFromRedis.toString("binary"));
        }
      });
    }
  });
}, 150);