ember-legacy-class-transform/.node_modules.ember-try/@glimmer/runtime/dist/modules/es2017/lib/compiled/expressions/concat.js

The default blueprint for ember-cli addons.

import { CachedReference, combineTagged } from '@glimmer/reference';
export class ConcatReference extends CachedReference {
    constructor(parts) {
        super();
        this.parts = parts;
        this.tag = combineTagged(parts);
    }
    compute() {
        let parts = new Array();
        for (let i = 0; i < this.parts.length; i++) {
            let value = this.parts[i].value();
            if (value !== null && value !== undefined) {
                parts[i] = castToString(value);
            }
        }
        if (parts.length > 0) {
            return parts.join('');
        }
        return null;
    }
}
function castToString(value) {
    if (typeof value.toString !== 'function') {
        return '';
    }
    return String(value);
}