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flat vs nested get
import Controller from '@ember/controller';
export default class ApplicationController extends Controller {
flat = {
'some.nested.keys': 'flat'
};
nested = {
some: {
nested: {
keys: 'nested'
}
}
}
}
import { helper } from '@ember/component/helper';
function safeRead(obj, selector) {
if (obj == null) { return null; }
if (!selector || selector.length === 0) { return obj; }
if (selector in obj) {
return obj[selector];
} else {
let parts = selector.split('.');
return safeRead(obj[parts.shift()], parts.join('.'));
}
}
export default helper(function betterGet([obj, selector]) {
return safeRead(obj, selector);
});
{{! this will work}}
Flat: "{{better-get this.flat 'some.nested.keys'}}"
{{! this will work}}
Nested: "{{better-get this.nested 'some.nested.keys'}}"
{
"version": "0.17.1",
"EmberENV": {
"FEATURES": {},
"_TEMPLATE_ONLY_GLIMMER_COMPONENTS": false,
"_APPLICATION_TEMPLATE_WRAPPER": true,
"_JQUERY_INTEGRATION": true
},
"options": {
"use_pods": false,
"enable-testing": false
},
"dependencies": {
"jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.js",
"ember": "3.18.1",
"ember-template-compiler": "3.18.1",
"ember-testing": "3.18.1"
},
"addons": {
"@glimmer/component": "1.0.0"
}
}
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