dynamizer v0.0.4

dynamizer

A mirror of boto's Dynamizer class for node.js for use with the aws-sdk

Usage

Install: npm install dynamizer

var Dynamizer = require('dynamizer');
var example = {
  key: 'value',
  key2: {key3: 'value2'},
  key4: ['value3', {key5: 'value4'}, ['value5']],
  key6 : new Buffer('bufMe', encoding='binary')
};
var dynamized = Dynamizer().encode(example);
/*
dynamized is:
{
  "M": {
    "key": {
      "S": "value"
    },
    "key2": {
      "M": {
        "key3": {
          "S": "value2"
        }
      }
    },
    "key4": {
      "L": [
        {
          "S": "value3"
        },
        {
          "M": {
            "key5": {
              "S": "value4"
            }
          }
        },
        {
          "L": [
            {
              "S": "value5"
            }
          ]
        }
      ]
    },
    "key6": {
      "B": "YnVmTWU="
    }
  }
}
*/

Options

• nonBoolean -- Dynamizer -> NonBooleanDynamizer
• nonLossyFloat -- Dynamizer -> Dynamizer

supported data types

• integer -> N
• float -> N
• string -> S
• boolean -> BOOL
• binary -> B
• array -> L
• object -> M
• null -> NULL

unsupported data types

• set
• binary set
• string set
• number set
• {NULL: false} - unsure how to represent

tests

run with: npm test

more info

Boto project: https://github.com/boto AWS SDK and Item details: http://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/DynamoDB.html

future

add option for encode/decode sets as arrays (or use custom object) update binary encodings to reflect 'binary' encoding deprecation