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    see @kingjs/descriptor.path

    @kingjs/mutate.path

    1.0.7 • Public • Published

    @kingjs/mutate.path

    Updates property values matched by a path.

    Usage

    Deduct a dollar from the balances of every account like this:

    var mapPath = require('@kingjs/mutate.path');
     
    var accounts = {
      alice: {
        id: 0,
        balance: 101
      },
      bob: {
        id: 1,
        balance: 201
      }
    }
     
    mapPath.call(
      accounts,
      '*.balance',
      function(x) { return x - 1; }
    )

    result:

    {
      alice: {
        id: 0,
        balance: 100
      },
      bob: {
        id: 1,
        balance: 200
      }
    }

    API

    declare function path(
      this,
      path: string | string[],
      callback: (this, x) => any
    ): any

    Parameters

    • this: The object whose property's values are updated.
    • path: An array of property names and/or the wildcard '*' which specify the path(s) to map.
    • callback: The update function to apply to each property that matches the path.
      • this: The same this as passed to path (which may not be the same as object hosting the property of the value being upated).
      • x: The value of the property being updated.

    Returns

    Returns this after updating properties which matched path.

    Remarks

    The path may also be a '.' delimited string composed of property names and/or the wildcard symbol '*'.

    Install

    With npm installed, run

    $ npm install @kingjs/mutate.path
    

    License

    MIT

    Analytics

    Keywords

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    Install

    npm i @kingjs/mutate.path

    DownloadsWeekly Downloads

    12

    Version

    1.0.7

    License

    MIT

    Unpacked Size

    3.65 kB

    Total Files

    4

    Last publish

    Collaborators

    • kingces95