Hord

A data storage and manipulation library for javascript

Installation

npm install hord

Requires Babel 7.2+

Classes

Collection ⇐ Array

An array of objects with optional model enforcement and indexed queries.

List

Always sorted array.

Model

Data models with automatic schema enforcement.

Schema

Schema enforcement.

Functions

compare([paths], [desc]) ⇒ sortCompareFunction

Returns a function that compares two values. If paths are provided, compares the values at that path on objects.

Notes:

• Handles undefined, null, and NaN.
• Distinguishes numbers from strings.

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning

0.7.0 - 2020-01-30

Added

• .discardAt, .median, .total, .mean, and .quartiles methods to List

Changed

• .sorter to .comparer in List
• Collection.sort has a default comparer function

0.6.1 - 2019-12-26

Changed

• Better docs

Security

• Updated dependencies

0.6.0 - 2019-12-11

Added

• "desc" option to compare

0.5.10 - 2019-12-09

Security

• Updated dependencies

0.5.9 - 2019-12-04

Changed

• Performance improvements

Security

• Updated dependencies

0.5.8 - 2019-10-22

Security

• Updated dependencies

0.5.7 - 2019-10-21

Security

• Updated dependencies

0.5.6 - 2019-10-09

Security

• Updated dependencies

0.5.5 - 2019-10-06

Fixed

• In Schema.enforce, don't try to set a value if the item is not an object

0.5.4 - 2019-10-05

Fixed

• Nested Models and Schemas are now handled like other datatypes

0.5.3 - 2019-10-01

Fixed

• Model should process errors when apply is called

Security

• Updated dependencies

0.5.2 - 2019-08-28

Security

• Updated dependencies

Added

• compare

0.5.1 - 2019-07-29

Security

• Updated dependencies

Fixed

• Fixed compare function when NaN is provided

0.5.0 - 2019-07-18

Added

• List
  • Added .someRight method
  • Added .intersection method
• Collection
  • Added support for query operators
  • Improved performance when deriving new collections with indexes

Changed

• Schema
  • Improved support for nested Schemas
  • Added support for '*' key
• Model
  • Improved support for nested Schemas/Models
• List
  • .concat now returns a new List instead of mutating the calling list.

0.4.1 - 2019-07-01

Added

• Method 'extend' in Schema
• Method 'extend' in Model

0.4.0 - 2019-07-01

Added

• Indexing in Collection

0.3.2 - 2019-06-25

Changed

• Model:
  • Exporting MODEL_ERROR_LEVEL.
  • Now accepts multiple callbacks for onChange and onError.
• List:
  • .values() now returns a shallow clone of values.
  • Binary search:
    • No longer compares a non-existent value at index array.length
    • Compares against the matcher object more consistently
• Collection
  • Predicate can now be deeply nested.
  • Fixed model application in push and unshift

0.3.1 - 2019-06-20

• Fixed Tests

0.3.0 - 2019-06-20

Added

• Schema
• Model
• Collection

0.2.4 - 2019-06-13

• Improved documentation

0.2.3 - 2019-06-07

• Improved documentation

0.2.2 - 2019-06-05

Security

• Updated dependencies

0.2.1 - 2019-04-03

• Fixed build environment

0.2.0 - 2019-03-16

Changed

• List methods findAll, filter, and slice now return new Lists with the same sorter as the calling list
• List uses a better default sorter with default-compare

Added

• Method discardAll to List
• Method unique to List

0.1.3 - 2019-02-26

Added

• Added the method addUnique to List

0.1.2 - 2019-02-25

Changed

• Fixed a bug in List when finding items at the beginning of the array

0.1.1 - 2019-02-06

Changed

• Removed .flat and .flatMap from List

0.1.0 - 2019-02-06

Added

• List