ember-precondition

A Precondition utility library, inspired by guava Precondition class.

Usage

import Precondition from "ember-precondition/utils/precondition";

Precondition.checkString(variable)

Precondition.checkArray(variable)

Precondition.checkFunction(variable)

Precondition.checkNull(variable) // undefined is treated as null, return null instead of undefined.

Precondition.checkNotNull(variable)

Precondition.checkEmpty(variable)

Precondition.checkNotEmpty(variable)

if match the condition, the variable will be returned, otherwise exception is thrown.

Installation

• git clone this repository
• npm install
• bower install

Running

• ember serve
• Visit your app at http://localhost:4200.

Running Tests

• npm test (Runs ember try:testall to test your addon against multiple Ember versions)
• ember test
• ember test --server

Building

• ember build

For more information on using ember-cli, visit http://ember-cli.com/.