canvas is not defined

[Madhivarman]

I am trying to integrate CamanJs with the application but when i tried to run the error it shows canvas is not defined

i installed canvas using

npm install canvas

i included 'canvas' in externals in webpack.config.js still there is a error

externals : [ 'canvas' ],

error it shows

@http://localhost:8100/build/main.js:115815:1
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:74369:14
@http://localhost:8100/build/main.js:74198:1
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:74163:64
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:115776:75
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:105867:73
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:78067:70
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:63:18
@http://localhost:8100/build/main.js:1:1

my Ionic Information

global packages:

I am trying to integrate CamanJs with the application but when i tried to run the error it shows canvas is not defined

i installed canvas using

npm install canvas

i included 'canvas' in externals in webpack.config.js still there is a error

externals : [ 'canvas' ],

error it shows

@http://localhost:8100/build/main.js:115815:1
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:74369:14
@http://localhost:8100/build/main.js:74198:1
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:74163:64
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:115776:75
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:105867:73
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:78067:70
webpack_require@http://localhost:8100/build/main.js:20:12
@http://localhost:8100/build/main.js:63:18
@http://localhost:8100/build/main.js:1:1

my Ionic Information

global packages:

@ionic/cli-utils : 1.4.0
Ionic CLI : 3.4.0

local packages:

@ionic/app-scripts : 1.3.7
@ionic/cli-plugin-ionic-angular : 1.3.1
Ionic Framework : ionic-angular 3.4.2

System:

Node : v8.0.0
OS : Linux 4.6
Xcode : not installed
ios-deploy : not installed
ios-sim : not installed
npm : 5.0.3

AnySolution for this..ThankYou..

[sSeewald]

You can simply set 'export' to undefined and inject the window context with the imports-loader.

import 'imports-loader?exports=>undefined,require=>false,this=>window!caman-dist-only';