export class LeadStatus { private static readonly _active: string = 'active'; private static readonly _inactive: string = 'inactive'; private static readonly _statuses: string[] = [ LeadStatus._active, LeadStatus._inactive, ]; public get active(): string { return LeadStatus._active; } public get inactive(): string { return LeadStatus._inactive; } public get all(): string[] { return LeadStatus._statuses; } }