src/vs/workbench/common/editor/sideBySideEditorInput.ts/SideBySideEditorInput/getName
class SideBySideEditorInput:	override getName(): string {
		if (!this.name) {
			return localize('sideBySideLabels', "{0} - {1}", this._secondary.getName(), this._primary.getName());
		}

		return this.name;
	}