Bernt
fa0dbf5127
- @landvex/domain package with TypeScript strict mode - 3 Aggregate Roots: FieldSession, Mission, DecisionCase - Branded IDs, Value Objects, Domain Events, Invariants - 19 unit tests for IDs, FieldSession, DecisionCase - Zero runtime dependencies (only TypeScript + jest for tests) - Separates Entity / Value Object / Aggregate Root - README documents Three Rules of the domain Definition of Done met: - Compiles without errors - Exports all domain types - Unit tests for invariants and value objects - No PostgreSQL, S3, Express, AI models, queues
46 lines
1.0 KiB
TypeScript
46 lines
1.0 KiB
TypeScript
/**
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* Domain Errors
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* Specific error types for domain invariants
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*/
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export abstract class DomainError extends Error {
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abstract readonly code: string;
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constructor(message: string) {
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super(message);
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this.name = this.constructor.name;
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}
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}
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export class InvariantViolationError extends DomainError {
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readonly code = 'INVARIANT_VIOLATION';
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constructor(message: string) {
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super(message);
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}
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}
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export class InvalidStateTransitionError extends DomainError {
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readonly code = 'INVALID_STATE_TRANSITION';
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constructor(from: string, to: string) {
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super(`Cannot transition from ${from} to ${to}`);
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}
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}
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export class MissingRequiredFieldError extends DomainError {
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readonly code = 'MISSING_REQUIRED_FIELD';
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constructor(field: string) {
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super(`Missing required field: ${field}`);
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}
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}
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export class InvalidIdFormatError extends DomainError {
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readonly code = 'INVALID_ID_FORMAT';
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constructor(id: string, expectedFormat: string) {
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super(`Invalid ID format: ${id}. Expected: ${expectedFormat}`);
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}
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}
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