Object
set

Sets the value to an object at the given path.

⚠️

This mutates the original object.

Related

Syntax

import { set } from '@opentf/std';
 
set<T>(
  obj: T,
  path: string | unknown[],
  value: unknown | ((val: unknown) => unknown)
): T

The value param can be either any value or callback function.

The callback fn can be called with the property path value if it exist.

Examples

set({}, 'a', null) //=> { a: null }
 
set({}, 'a', 1) //=> { a: 1 }
 
set({}, 'a.b', 25) //=> { a: { b: 25 } }
 
set({}, 'user.email', 'user@example.com') 
//=> 
// {
//    user: { email: 'user@example.com' }
// }  
 
set({}, '0', 'Apple') //=>   { '0': 'Apple' }
 
set({}, 'fruits[0]', 'Apple') //=>  { fruits: ['Apple'] }
 
set({ a: 1 }, 'a', (val) => val + 1) //=> { a: 2 }
 
const fn = () => render('My Component')
set({ subscribeFns: [] }, 'subscribeFns[0]', () => fn)
//=> { subscribeFns: [fn] }

Try

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