@ngneat/inspector NPM

An angular library that lets you inspect and change Angular 9+ component properties

Features

✅ Inspect Angular 9+ components on the fly
✅ Change component properties without touching the code
✅ Simulate Angular events
✅ See the results in realtime

Installation

This library supports Angular 9+ projects and should only be installed using Angular CLI.

Angular CLI

ng add @ngneat/inspector

Above command will do following for you:

Add and install following dev dependencies:
Import environments from ../environments/environment.ts in projects root module. This can be skipped with --skipImport.
Import InspectorModule from @ngneat/inspector in your project's root module's imports section. This can be skipped with --skipImport.

👉 Please note: @ngneat/inspector is a debugging tool and it helps you to develop faster. So, it shouldn't be part of your production deployment. When you install it using ng add @ngneat/inspector it is already taken care for you, as it writes import statement like this: imports: [environment.production ? [] : InspectorModule.forRoot()]

Usage

Click on Inspector button
Then hover over the component which you want to inspect, you will see purple colored outline on the currently hovered element
Click on the element and inspector will expand with component's details like name, selector, properties (with inputs), and outputs (if any)
You can change the property/outputs from select
Data types: Below are the supported data types and how it will render in inspector:
1. String - inputtype=text
2. Number - inputtype=text
3. Boolean - inputtype=checkbox
4. Object - ace-editor
Properties - To update any property, after updating value, you will need to click on Update button to see the effect
Outputs
1. To call the output, you will need to click on Emit button.
2. By default, 1 argument with string type will be shown. You can change the type by change value from type select.
3. You can also add/remove arguments by clicking on respective buttons

Options

When you ran ng add @ngneat/inspector, it added below statement in your imports array:

imports: [environment.production ? [] : InspectorModule.forRoot()]

Now, you can pass below config options to change inspector behavior in the .forRoot() method, like: InspectorModule.forRoot({ zIndex: 100000000 }).

All the options are optional.:

Option	Type	Description
enabled	`boolean`	Enable or disable the inspectorDefault value: `true`
zIndex	`number`	Gives the CSS `z-index` to inspector host element. Useful in-case it's not visible by default.Default value: `100000000`
outline	`InspectorConfigOutline{` `color?: string;` `width?: string;` `style?: string;}`	Applies style to outline, when you're hovering over elements after starting inspector.Default value:`{` `color: '#ad1fe3',` `width: '2px',` `style: 'solid'}`
position	`InspectorConfigPosition{` `top?: string;` `right?: string;` `bottom?: string;` `left?: string;}`	Applies CSS Style position co-ordinates to inspector host element. Please note inspector host element has `position: fixed` for better usability.Default value:`{` `top: '20px',` `right: '20px'}`
keyCombo	`string`	Key combination pattern to start, stop and restart inspecting. Based on tinykeys keybinding syntax. You can disable this by setting `enableKeyCombo` to `false`.Default value: `Shift+I`
closeOnEsc	`boolean`	Close/Stop inspector when escape key is pressed.Default value: `true`
enableKeyCombo	`boolean`	Enable keyboard shortcut to open inspector. You can change the keybindings using `keyCombo` options.Default value: `true`
hideNonSupportedProps	`boolean`	This hides non-supported types from selector. Only `string`, `number`, `boolean` and `object` are supported as of now.Default value: `true`
filterProps	`RegExp`	A regular expression to filter out properties.Default value: `/(^__)\w/g`*