jsdiff

diff values

Installation

npm install jsdiff

API

diff(a, b)

returns an object with truthy values for stuff that changed.

diff({ a: 'foo' }, {}) -> { a: true }

diff({ a: 'foo' }, { a: 'bar' }) -> { a: true }

diff({ a: 'foo' }, { b: 'bar' }) -> { a: true, b: true }

diff({}, { b: 'foo' }) -> { b: true }

diff({ a: { b: 'foo'} }, { b: 'bar' }) -> { a: { b: true }, b: true }

diff([1, 2, 3], [1, 2, 4]) -> [ , , true ]

diff.patch(d, b, model)

patch up a model using a diff.

vara={a: 'foo'},b={b: 'bar',c: {deep: 'stuff'}}diff.patch(diff(a,b),b,{set: console.log.bind(console,'set'),delete: console.log.bind(console,'delete')})

output:

delete [ 'a' ]
set [ 'b' ] bar
set [ 'c', 'deep' ] stuff