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@raw2dd4/deep-object-diff
Advanced tools
Readme
❄️
Deep diff two JavaScript Objects
A small library that can deep diff two JavaScript Objects, including nested structures of arrays and objects.
yarn add deep-object-diff
npm i --save deep-object-diff
diff(originalObj, updatedObj)
returns the difference of the original and updated objects
addedDiff(original, updatedObj)
returns only the values added to the updated object
deletedDiff(original, updatedObj)
returns only the values deleted in the updated object
updatedDiff(original, updatedObj)
returns only the values that have been changed in the updated object
detailedDiff(original, updatedObj)
returns an object with the added, deleted and updated differences
import { diff, addedDiff, deletedDiff, updatedDiff, detailedDiff } from 'deep-object-diff';
diff
:const lhs = {
foo: {
bar: {
a: ['a', 'b'],
b: 2,
c: ['x', 'y'],
e: 100 // deleted
}
},
buzz: 'world'
};
const rhs = {
foo: {
bar: {
a: ['a'], // index 1 ('b') deleted
b: 2, // unchanged
c: ['x', 'y', 'z'], // 'z' added
d: 'Hello, world!' // added
}
},
buzz: 'fizz' // updated
};
console.log(diff(lhs, rhs)); // =>
/*
{
foo: {
bar: {
a: {
'1': undefined
},
c: {
'2': 'z'
},
d: 'Hello, world!',
e: undefined
}
},
buzz: 'fizz'
}
*/
addedDiff
:const lhs = {
foo: {
bar: {
a: ['a', 'b'],
b: 2,
c: ['x', 'y'],
e: 100 // deleted
}
},
buzz: 'world'
};
const rhs = {
foo: {
bar: {
a: ['a'], // index 1 ('b') deleted
b: 2, // unchanged
c: ['x', 'y', 'z'], // 'z' added
d: 'Hello, world!' // added
}
},
buzz: 'fizz' // updated
};
console.log(addedDiff(lhs, rhs));
/*
{
foo: {
bar: {
c: {
'2': 'z'
},
d: 'Hello, world!'
}
}
}
*/
deletedDiff
:const lhs = {
foo: {
bar: {
a: ['a', 'b'],
b: 2,
c: ['x', 'y'],
e: 100 // deleted
}
},
buzz: 'world'
};
const rhs = {
foo: {
bar: {
a: ['a'], // index 1 ('b') deleted
b: 2, // unchanged
c: ['x', 'y', 'z'], // 'z' added
d: 'Hello, world!' // added
}
},
buzz: 'fizz' // updated
};
console.log(deletedDiff(lhs, rhs));
/*
{
foo: {
bar: {
a: {
'1': undefined
},
e: undefined
}
}
}
*/
updatedDiff
:const lhs = {
foo: {
bar: {
a: ['a', 'b'],
b: 2,
c: ['x', 'y'],
e: 100 // deleted
}
},
buzz: 'world'
};
const rhs = {
foo: {
bar: {
a: ['a'], // index 1 ('b') deleted
b: 2, // unchanged
c: ['x', 'y', 'z'], // 'z' added
d: 'Hello, world!' // added
}
},
buzz: 'fizz' // updated
};
console.log(updatedDiff(lhs, rhs));
/*
{
buzz: 'fizz'
}
*/
detailedDiff
:const lhs = {
foo: {
bar: {
a: ['a', 'b'],
b: 2,
c: ['x', 'y'],
e: 100 // deleted
}
},
buzz: 'world'
};
const rhs = {
foo: {
bar: {
a: ['a'], // index 1 ('b') deleted
b: 2, // unchanged
c: ['x', 'y', 'z'], // 'z' added
d: 'Hello, world!' // added
}
},
buzz: 'fizz' // updated
};
console.log(detailedDiff(lhs, rhs));
/*
{
added: {
foo: {
bar: {
c: {
'2': 'z'
},
d: 'Hello, world!'
}
}
},
deleted: {
foo: {
bar: {
a: {
'1': undefined
},
e: undefined
}
}
},
updated: {
buzz: 'fizz'
}
}
*/
MIT
FAQs
Deep diffs two objects, including nested structures of arrays and objects, and return the difference.
The npm package @raw2dd4/deep-object-diff receives a total of 9 weekly downloads. As such, @raw2dd4/deep-object-diff popularity was classified as not popular.
We found that @raw2dd4/deep-object-diff demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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