gendiff

Utility to find differences in configuration files.

Install

npm install -g dk-gendiff

Setup

make install

Test

make test

Supported format

• .json
• .yaml
• .yml
• .ini

Report generation

• pretty (by default)
• plain
• json

Usage example

pretty

$ gendiff first-config.json second-config.json

{
    common: {
        setting1: Value 1
      - setting2: 200
      - setting3: true
      + setting3: {
            key: value
        }
        setting6: {
            key: value
          + ops: vops
        }
      + setting4: blah blah
      + setting5: {
            key5: value5
        }
    }
    group1: {
      - baz: bas
      + baz: bars
      - nest: {
            key: value
        }
      + nest: str
    }
  - group2: {
        abc: 12345
    }
}

plain

$ gendiff --format plain first-config.json second-config.json

Property 'common.setting2' was removed
Property 'common.setting6.ops' was added with 'vops'
Property 'common.setting5' was added with complex value
Property 'group1.baz' was updated from 'bas' to 'bars'
Property 'group1.nest' was updated from complex value to 'str'
Property 'group2' was removed
Property 'group3' was added with complex value

json

$ gendiff --format json first-config.ini second-config.ini

[{"type":"nested","key":"common","depth":1,"children":[{"type":"unchanged","key":"setting1","depth":2,"oldValue":"Value 1"},{"type":"deleted","key":"setting2","depth":2,"oldValue":"200"},{"type":"changed","key":"setting3","depth":2,"oldValue":true,"newValue":{"key":"value"}},{"type":"nested","key":"setting6","depth":2,"children":[{"type":"unchanged","key":"key","depth":3,"oldValue":"value"},{"type":"added","key":"ops","depth":3,"newValue":"vops"}]},{"type":"added","key":"setting4","depth":2,"newValue":"blah blah"},{"type":"added","key":"setting5","depth":2,"newValue":{"key5":"value5"}}]},{"type":"nested","key":"group1","depth":1,"children":[{"type":"changed","key":"baz","depth":2,"oldValue":"bas","newValue":"bars"},{"type":"unchanged","key":"foo","depth":2,"oldValue":"bar"},{"type":"changed","key":"nest","depth":2,"oldValue":{"key":"value"},"newValue":"str"}]},{"type":"deleted","key":"group2","depth":1,"oldValue":{"abc":"12345"}},{"type":"added","key":"group3","depth":1,"newValue":{"fee":"100500"}}]