Steps:
1.) in tsconfig.json
{
compilerOptions: {
"inlineSourceMap": true,
"inlineSources": true,
}
}
2.) in ember-cli-build.js
const app = new EmberApp(defaults, {
babel: {
sourceMaps: 'inline',
},
sourcemaps: {
enabled: config.sourcemapsEnabled,
extensions: ['js'],
}
});
3.) in package.json
{
devDependencies: {
"ember-cli-code-coverage": "https://github.com/kategengler/ember-cli-code-coverage#master#2018-08-15T15:51:29Zs"
}
}